Eurorack Stereo Mixer Module Comparison

Martin Doudoroff

This is a pretty exhaustive and up-to-date basic comparison of all your stereo mixer module options for Eurorack, with an implicit focus on your output stage, although some of these modules are suitable for submixing. Some additional tools of potential interest are listed at the bottom. Related discussion thread: stereo mixer module comparison (ModWiggler forum)

Latest

2024-11-30 added ADDAC814, TouellSkouarn Kemmeskañ
2024-08-28 added Entineering Mixer
2024-08-21 added Centreville Cerasus
2024-08-19 added SetonixSynth Shaka-8
2024-08-16 added TipTop 207t
2024-07-21 added WMD Performance Mixer MkII and WMD PM Channels MkII
2024-05-16 added Worng Sidecar
2024-04-17 added Weston m3s and Alyseum Q-MIXI
2024-04-15 added Clank Endline
2024-01-19 added blaknblu Alpha Pro
2024-01-09 added Frequency Central Strips
2023-12-12 added After Later Audio Bartender
2023-11-30 added NANO Modules Performance Mixer
2023-11-08 added AI Synthesis AI018 and BearModules MATRIX
2023-10-02 added DPW M1 Mix
2023-09-10 added XAOC Ostrawa, NANO ST MAR and Worng Soundstage II
2023-09-09 added 1010music Bluebox Eurorack Edition and Boredbrain Xcelon
2023-08-26 added Noise Engineering Xer Mixa
2023-07-03 added Eowave Supamix
2023-06-01 added Dreadbox Psychosis
2023-05-28 added Sebsongs ST MIXER XL and ST Modular MIX & PAN
2023-05-06 added Jolin Tutto & Sempre
2023-02-13 added Animal Factory Tannhauser Gates
2022-11-30 added ALM Mega Tang and G-Storm Electro Influx
2022-11-23 added Instruo cárn and Uraltone Tube Sounding Micro Mixer
2022-11-11 added Cosmotronic Cosmix Pro, Noise Engineering Xer Dualis, and Feedback Mix Mix
2022-08-27 added Sebsongs ST Mixer
2022-08-27 added D&D Wire Station
2022-08-14 added NoisyFruitsLab 8CHAN
2022-08-12 added added ADDAC713
2022-06-17 added Modbap Transit; misc updates
2021-12-01 added EMW 8-channel and updated Frap CGM
2021-08-19 added Toppobrillo MiniMix
2021-07-10 added Happy Nerding 4x Stereo Mixer
2021-06-05 added Modulaire Maritime Victor Alpha 2 & Feedback Mix BX
2020-03-20 added Blood Cells Audio D.O.Mixx
2020-01-11 small updates
2020-11-24 added Frap Tools QSC
2020-11-09 added SSF Vortices
2020-10-30 added Endorphin.es Cockpit 2
2020-08-02 added Make Noise XOH
2020-08-01 added Ladik M-610
2020-07-03 added Cosmotronic Cosmix
2020-06-04 added 6IXMXM.SET and ST-Modular SUM CHANNEL + MAIN
2020-06-01 minor updates
2020-05-18 added ACL Pan Mix
2020-02-17 added Doepfer A-135-3
2020-02-17 added SynEssentials SE2026
2020-02-16 added Modulaire Maritime Victor Alpha
2019-11-20 added Arcaico Caronte MS-4
2019-11-04 added Catoff Mix
2019-11-03 added Paratek РИТМИКС
2019-09-26 added Alyseum Q-Mix
2019-09-26 added L-1 Discrete VC Stereo Mixer, other updates
2019-09-26 removed Cwejman MX-4AS and Escalation Dominance
2019-09-26 added Toppobrillo Stereomix 2
2019-09-22 added Happy Nerding 2xSAM
2019-08-06 added ph Mixer++
2019-06-28 added new column about individual outs (for multitracking), other updates
2019-05-08 added OIII Quad Mixer
2019-04-30 added Make Noise X-Pan and the AGO Summingfacility; varoius other updates
2019-03-27 added Befaco STMIX
2019-02-10 added JPSynth Stereo Mixer
2019-01-20 added Tesseract Tex Mix
2018-11-16 added Takaab Nearness and stubbed out Worng Sound Stage
2018-10-14 added ST-Modular SUM
2018-09-07 Added SSI M-4 and Happy Nerding 3X
2018-05-02 Added Happy Nerding PanMix Jr.
2018-05-01 Added Roland 531, updates
2018-03-15 Added Hyrlo, minor updates
2018-02-07 Stubbed out 4ms Listen modules
2017-12-21 Added Intellijel Mixup
2017-11-13 Stubbed out Random*Source Stereo Mixer
2017-08-14 Doepfer shipping update
2017-07-04 Stubbed out the Befaco HEXA
2017-06-29 XAOC Praga shipping update
2017-06-05 Rebel Technologies Mix 02, Eric Stereo Mixer V2
2017-06-01 ADDAC Stereo Summing Mixer
2017-05-02 GRP Stereo Out Module
2017-04-13 Doepfer A-138s
2017-04-06 Qu-bit Mixology update
2017-02-21 L-1 2 Channel Mixer & Unity Stereo Mixer
2017-02-01 Rebel Technologies Mix 01
2017-01-31 Cwejman MX-4AS
2017-01-30 Doepfer A-135
2017-01-19 Qu-bit Mixology update
2017-01-17 Pittsburgh Lifeforms System Interface
2016-09-19 Ladik M-175 (and related)
2016-09-15 WMD & Erica updates
2016-08-21 Toppobrillo & Frap Tools update
2016-07-06 Topporillo update
2016-07-05 Endorphin.es Cockpit
2016-06-29 Blue Lantern Stereo Sir Mix Alot + new related modules
2016-06-01 Additonal PanMix details
2016-05-19 Added Happy Nerding PanMix & Hinton references
2016-05-18 Added Arrel ER-100
2016-03-24 Added initial info on Doepfer A-138p/o
2016-03-23 Added initial info on Frap CGM
2016-03-15 Added headphone column; updated data on Koma mixer
2016-02-01 Updated WMD photo
2016-01-27 Updated Toppobrillo info, new photos
2016-01-26 More additions and corrections
2016-01-25 Added more placeholder photos, missing modules, errata
2016-01-24 Errata and many additions from Mod Wiggler members
2016-01-23 Rough draft
Show full revision history

Product		Shipping	Mono Inputs	Stereo Inputs	Channel Density/HP	CV Panning	CV VCAs	Mute/Solo	Sends	Individual Outs	Headphone Out	Approx. Price (USD)	Additional Notes
1010music Bluebox Eurorack Edition 2023 30 HP Modular Grid > Web site >		Yes	0-12	0-6	40%	up to 6	up to 6	full mute/solo/cue for all tracks	four configurable outputs	four configurable outputs	Yes	$700	midi control support built-in effects EQ six assignable CV inputs multitrack recording with multiple takes USB audio I/O audio playback master compressor
4ms Listen 4 2018 10 HP Modular Grid > Web site >		Yes	2-4	2-4	40%	0	0	0	0	–	Yes	$190	can be daisy chained with other 4ms Listen modules line level output switch and master attenuator 1/4” output passive expander available
4ms Listen 4 1/4 2018 12 HP Modular Grid > Web site >		Yes	4	0	33%	0	0	0	0	–	Yes	$210	1/4" TRS outputs that can be run as balanced or [verify] dual stereo outs can be daisy chained with other 4ms Listen modules
6IXMIXM.SET 2020 10 HP Modular Grid > Web site >		Yes	6	0	60%	0	0	0		–	No	$100	this is a pair of modules that yields one stereo mix and one mono sum
ACL PAN MIX 2020 12 HP Modular Grid >		Yes	4	1 aux	33%	0	0	0	0	–	No	$250
ADDAC 713 2022 8 HP Modular Grid > Web site >		Yes	1-4	0-3	50%	0	0	0	0	–	No	$260	CP3-inspired mixer with manual panners, loads of gain and distorition potential master gain/distortion controls
ADDAC 814 6X6 Stereo Matrix Mixer 2024 33 HP Modular Grid > Web site >		Yes	1-6	1-6	18%	0	0	0	0	–	No	$375
ADDAC Stereo Summing Mixer 2017 80 HP Modular Grid > Web site >		Yes	1-5+	1-5+	6%	5	5	5 (manual)	3 stereo sends	pre- or post-fader (switched per channel)	Yes	$1350	product is broken into two modules, one for I/O and one for control expander adds four more fully-featured channels, and you can add as many of these as you like additional expanders add more individual channel outputs cueing system extensive line level support
After Later Audio Bartender 2023 24 HP Modular Grid >		Yes	0-4	0-4	17%	4	4	4 (manual)	2 stereo sends, 2 stereo returns	–	Yes	TBD	each channel can be stereo or mono cue system expander can add two more channels
AI Synthesis AI018 Stereo Matrix Mixer 2023 18 HP Modular Grid > Web site >		Yes	0	4	22%	0	0			–	No	$140	4X4 stereo matrix mixer
ALM Busy Circuits Mega Tang 2022 16 HP Modular Grid > Web site >		Yes	4		25%	0	4	4 (manual, clickless)	1 mono send, 1 stereo return	4	No	$299	patching an individual channel output removes it from the stereo mix
Alyseum Q-Mix 2019 6 HP Modular Grid > Web site >		Yes	4	0	67%	0	0	0	0	–	No	$120	expanders add additional channels and output stage
Alyseum Q-MIXI 2019 6 HP Modular Grid > Web site >		Yes	2-4	0-2	67%	0	0	0	0	–	No	$120	expanders add additional channels and output stage
Animal Factory Tannhauser Gates 2023 20 HP Modular Grid > Web site >		Yes	4	1 stereo aux input	20%	0	4	4 (manual)	1 stereo send	4	No	$400	overdrive master VCA tilt EQ per channel multiple units can be chained
Arcaico Caronte MS-4 2019 12 HP Modular Grid > Web site >		Yes	2-4	0-2	33%	0	0	4 (manual)	0	–	No	$200	master level knob
Arrel Audio ER-100 Eurorack Stereo Summing Mixer 2018 28 HP Modular Grid > Web site >		Yes	8	1 stereo aux, 1 stereo insert	29%	0	0	8 solo (manual)	1 stereo send	–	Yes	$1000
Audio Gear Obsession SUMMINGFACILITY 2019 38 HP Modular Grid > Web site >		Yes	6	aux returns can act as a stereo input	16%	0	0	6 mutes (manual), 6 send mutes (manual)	2	–	No	$1000	extra headroom extra gain available for working with line level inputs balanced i/o expanders planned
BearModules MATRIX 2022 20 HP Modular Grid >		Yes	0	4	20%	0	0			–	No	$300	4X4 stereo matrix mixer
Befaco HEXA 2017 70 HP Modular Grid > Web site >		Yes	6	3 stereo returns	9%	0	6	6 (manual)	3 mono sends	post-EQ/fader	Yes	$1200	product is broken into three modules per-channel and master EQ features cueing system LED VU meters for master mix
Befaco STMIX 2019 6 HP Modular Grid > Web site >		Yes	0-5	0-5	83%	0	0	0		–	No	$150	can be daisy chained together or to the Befaco Hexmix
Blacet MIX3500 ???? 15 HP Web site >		Yes (DIY)	1-5	0-2	33%	0	0	0	0	–	Yes (sort of)	$140
blaknblu Alpha Pro 2024 38 HP Modular Grid > Web site >		Yes	4	0	11%	4	4		0	–	No	$490	dual mix buses zero crossing detection for clickless enveloping overdrive features switchable AC/DC coupling
Blood Cells Audio D.O.MIXX 2020 22 HP Modular Grid > Web site >		Yes	5	1 stereo return	23%	0	0	5 (manual)	1 mono send	post-fader, post-mute	No	$220	aux send is pre/post selectable per channel
Blue Lantern BMX 6 Channel Stereo Mixer 2015 34 HP Modular Grid >		Yes (DIY or pre-built)	6	0	18%	0	0	6 (manual)	2	–	Yes	$45	supports line- or eurorack-level inputs
Blue Lantern Stereo Sir Mix Alot 2020 24 HP Modular Grid >		Yes (DIY or pre-built)	6	2	33%	0	0	6 (manual)	2	–	No	$225
Boredbrain Xcelon 2023 48 HP Modular Grid > Web site >		Yes	0-6 plus two mono/stereo returns	0-6 plus two mono/stereo returns	13%	6	6	6 (manual)	2 stereo sends	balanced pre- or post-fader (optional expander required)	No	$900	each channel can be mono, stereo, or dual mono with a crossfader two separate mix buses level and CV over stereo aux returns channel peaking and level LEDs various expanders and related modules can be combined with the Xcelon
Catoff Mix 2019 24 HP Modular Grid > Web site >		Yes	4	2 stereo returns	25%	0	0	4 (manual)	2	No	Yes	$300	clever channel expansion system LED VU meters for master mix balanced outputs
Centrevillage Cerasus Mixer 2024 12 HP Modular Grid > Web site >		Yes	3	2	42%	2	4	5 (manual)		No	No	$400	digitally-controlled analog mixer two stereo buses envelope follower and built-in ducking/accent capability limiter feature (derived or external source) trim/gain selectable pan law multiple units can be chained to add channels
Circuit Abbey Unify 2012 12 HP Modular Grid > Web site >		Yes	4	0	33%	0	0	0	0	–	Yes	$250	expanders add up to 16 total channels clipping LED indicator
Clank Endline 2024 10 HP Modular Grid > Web site >		Yes	0-6	0-4 + 2 stereo returns	40%	0	0	0	2 mono or 1 stereo	No	Yes	$450	special accommodations for integrating guitar pedals into send/return submixer section
Cosmotronic Cosmix 2020 16 HP Modular Grid > Web site >		Yes	4	2	38%	0	0	6 (manual)	1	No	No	TBD	drive circuit on master bus aux send can be pre-fader or post-fader per channel
Cosmotronic Cosmix Pro 2022 22 HP Modular Grid >		Yes	4-6	0-2	27%	2	0	6 (manual)	1 mono send, 1 stereo send	No	No	$470	low cut and gain switches for certain channels led level meters can be daisy-chained behind the panel
Cwejman MX-4S 2012 20 HP Modular Grid > Web site >		Yes	4	0	20%	4	4	0	0	–	No	$900	cv over master level LED VU meters for master mix
D&D Wire Station 2022 15 HP Modular Grid > Web site >		Yes	4		27%			4 (manual)	1	No	Yes	$280	cue bus LED VU meter for master mix
Doepfer A-135-3 2020 8 HP Modular Grid >		Yes	0	4	50%	0	4	0		–	No	$349
Doepfer A-135-4A/B/A-138o 2017 30 HP Modular Grid > Web site >		Yes	4	0	13%	4	4	4 (cv)	4	–	No	$440	expandable up to sixteen channels can be mixed/matched with A-138 modules per-channel gain envelope follower expander
Doepfer A-138p/o 2016 20 HP Web site >		Yes	4	0	20%	0	0	4 (manual)	1	–	No	$150	expandable (multiple A-138p per A-138o) per-channel gain
Doepfer A-138s 2017 8 HP Modular Grid > Web site >		Yes	4	0	50%	0	0	0	0	–	No	$90
DPW M1 Mix 2023 9 HP Modular Grid > Web site >		Yes	0-8	0-4	44%					–	No	$180	150kHz bandwidth built in limiter crossfading option for mono sources designed for submixing and output stage significant drive available
Dreadbox Psychosis 2023 10 HP Modular Grid > Web site >		Yes	0-6	0-3	30%	1 (sort of)	0	0	0	0	No	$199	cv controllable stereo spread (and inversion) with build-in LFO for swirly effects four built-in stereo effects (reverb, delay, and two choruses) primarily designed to mix down multiples of the Dreadbox Telepathy voice module
EMW 8-channel Stereo Mixer 2021 16 HP Modular Grid > Web site >		Yes	0	8	50%	0	0	0	0	–	No	$120
EMW Stereo Mixer 2013 14 HP Modular Grid > Web site >		Yes	4	0-2	29%	0	0	0	0	–	Yes (sort of)	$85
Endorphin.es Cockpit 2016 6 HP Modular Grid > Web site >		Discontinued	0	4	67%	0	0	4 mutes	0-2	–	Yes	$260	makes extensive use of TTRS connectors compressor partly intended to facilitate use of iOS devices as effects processors design may be strongly biased toward use with other Endorphin.es modules
Endorphin.es Cockpit 2 2020 6 HP Modular Grid > Web site >		Yes	0-4	0-4	67%	0	0	4 (manual)	0	–	Yes (but not dedicated)	$200	each channel can be mono (TR) or stereo (TRS) based upon jumpers multiple Cockpit 2 modules can be daisychained with jumpers behind the panel built in ducking circuit based on CV, audio, or triggers
Entineering Mixer 2024 10 HP Modular Grid > Web site >		Yes	0-3	0-3	30%	0	0	0	0	0	No	$222	MIDI controllable via program change or CC 99 state save slots toggle between two states with CV
Eowave Supamix 2023 10 HP Modular Grid > Web site >		Yes	4-6	0-2	60%	2	0	6 mutes (manual), plus various CV-triggered mute behaviors		–	No (but available on expander)	$300	additional stereo input, line out, and headphone out available with expander TRS stereo output available via jumper setting
Erica Synths Black Output v2 2018 14 HP Modular Grid > Web site >		Yes	3	1	29%	1	0	0	0	–	Yes	$290
Erica Synths Stereo Mixer v2 2017 10 HP Modular Grid > Web site >		Yes	1	3	40%	1	0	0	0	–	No	$145	Pre-fade Listen Expander available adds headphone output and cueing
Feedback Mix BX/CR/KM 2021 35 HP Modular Grid > Web site >		Yes	6	2 stereo returns	23%	0	0	6 (manual)	2	–	Yes	$300	Hi/Lo EQ per channel three circuit designs available (different coloration)
Feedback Mix Mix 2022 16 HP Modular Grid > Web site >		Yes		4	25%					–	Yes	$245	balanced and unbalanced outs LED level meters designed as a stereo summer for submixers and external gear
Frap Tools CGM 2016 36 HP Modular Grid > Web site >		Yes	3+	3+	8%	3+	3+	3+ (manual)	2+	pre- or post-fader (switched per channel)	Yes	$1100	unique expandable modular design (picture shows only one possible combo) extensive VCA support on everything solo functionality (requires Group module) pre-fader cueing (requires Master module) LED VU meters for master mix (Master module) 2021 update adds multiple balanced output stage
Frap Tools QSC 2020 18 HP Modular Grid > Web site >		Yes	0-8	0-4	22%	2	4	4 (manual)	2	–	No	$500	can be used standalone or as part of the CGM mixer system nominally 4 stereo channels, but stereo inputs can be treated as dual mono, with crossfading functionality
Frequency Central Strips 2024 20 HP Modular Grid > Web site >		Yes	4	1 stereo AUX return	20%		4	4 (manual)	1	–		$320	high and low eq scribble strips two units can be chained
G-Storm Electro Influx 2022 16 HP Modular Grid >		Yes	6-7	0-1	44%			6 mutes (manual)		–	No	$200	all channels, including stereo channel, have up to 3X gain scribble strip
GRP Stereo Out Module 2017 16 HP Modular Grid > Web site >		Yes	3-4	0-1	25%	0	0	0	0	–	Yes	$350
Happy Nerding 2xSAM 2019 4 HP Modular Grid > Web site >		Yes	0	2	50%	0	0	0	0*	2 post-fader	No	$90	two channel stereo mixer/attenuator *this module is intended first as a stereo send/return for effects equipment 5X gain available (jumper) can be daisy chained with other Happy Nerding stereo modules
Happy Nerding 3X Stereo Mixer 2018 6 HP Modular Grid > Web site >		Discontinued	1-3	1-3	50%	0	0	2 (manual)	0	–	Yes (sort of)	$100	can be daisy chained with other Happy Nerding stereo modules
Happy Nerding 4X Stereo Mixer 2021 4 HP Modular Grid > Web site >		Yes	1-4	1-4	100%	0	0		0	–	No	$130	can be daisy chained with other Happy Nerding stereo modules
Happy Nerding Panmix 2016 16 HP Modular Grid > Web site >		Yes	4-6 (switches on back)	0-2 (switches on back)	38%	0-6	0-6	0	0	–	Yes (sort of)	$300	LED VU meters for master mix headphones and main outputs share one attenuator inputs 3 and 6 can accept stereo mini jacks depending on switches on back of panel can be daisy chained with other Happy Nerding stereo modules
Happy Nerding Panmix Jr. 2018 6 HP Modular Grid > Web site >		Yes	3	0	50%	0	0	0	0	–	No	$100	can be daisy chained with other Happy Nerding stereo modules
Instruo cárn 2022 8 HP Modular Grid > Web site >		Yes	4	0	50%	1	1 (plus 1 for master outs)		individual outs can be used for parallel processing	4	No	$380	can be daisy chained behind the panel (cable included) switchable ac coupling switchable normaling switchable limiter each channel has a special feature, some with CV control master VCA
Intellijel Dubmix 2018 28 HP Modular Grid > Web site >		Discontinued	4	1 stereo aux input (2 more with expander)	14%	4	4 (but requires expander for use)	4 (manual)	1 mono send, 1 stereo return; additional sends with expander	–	No	$600	expanders add two more aux sends and/or CV control over channel levels elaborated AUX send architecture (see docs) LED VU meters for master mix
Intellijel Mixup 2017 6 HP Modular Grid > Web site >		Yes	2-4	0-2	67%	0	0	3 (manual mutes)	0	–	No	$90	no panning controls chainable indefinitely
Jolin Tutto & Sempre 2023 20 HP Modular Grid > Web site >		Yes	0	4 plus 2 aux in	35%	0	4	4 (manual)	4 inserts	4 post-fader/VCA	Yes (2 independent)	TBD (DIY)	balanced outs
JPSynth Stereo Mixer 2018 8 HP Modular Grid > Web site >		Yes	0-4	0-4	50%	0	0	0	0	–	No	$115	master attenuator
Knob Farm Hyrlo 2018 4 HP Modular Grid > Web site >		Yes	0-6	0-3	75%	0	0	0	0	–	No	$90
Koma Elektronik Poltergeist 2013 28 HP Modular Grid > Web site >		Discontinued	4	1 aux in	14%	4	4, plus master	4 (manual)	0	–	No	$800	elaborated stereo or quad panning features compression feature self-patching-oriented design
L-1 Discreet VC Stereo Mixer 2019 22 HP Modular Grid >		Yes (DIY or pre-built)	0	4	18%	4	4	0	0	–	No	$600	master level cv LED VU meters for master mix mute expander insert expander
L-1 Two Channel Voltage Controlled Stereo Mixer. 2016 14 HP Modular Grid > Web site >		Yes (DIY or pre-built)	1-2	1-2	14%	2	4	0	2 stereo sends; no returns	–	0	$115	LED VU meters full CV over level and pan (but not the SEND)
L-1 Unity gain Stereo Mixer 2016 12 HP Modular Grid > Web site >		Yes (DIY or pre-built)	0	10	83%	0	0	0	0	–	0	$70	(this is a straightforward high capacity unity mixer meant to pull together an expandable stereo mixing combination with other modules)
L-1 VC Stereo Mixer 2013 22 HP Modular Grid > Web site >		Yes (DIY or pre-built)	4	0	18%	4	4	0	0	–	Yes (sort of)	$155	master level cv LED VU meters for master mix
Ladik M-175 (and M-171, M-172, M-173, and M-174) 2016 12 HP Modular Grid > Web site >		Yes	2-6	1-4	50%	0	0	0	0	–	0	$100	available in various configurations M-177 and M-178 expanders
Ladik M-610 2020 20 HP Modular Grid > Web site >		Yes	1-6	1-6	30%	0	0	0	0	–	No	$100	expanders add three or six additional mono/stereo channels
Make Noise X-Pan 2019 10 HP Modular Grid > Web site >		Yes	2-3	0-1	30%	2	1-3	0	0	–	No	$260	output is modular level two of the three channels are voltage-controlled crossfader circuits
Make Noise XOH 2019 6 HP Modular Grid > Web site >		Yes	0-2	0-2	33%	0	0	0	0	–	Yes	$110
Modbap Modular Transit 2022 6 HP Modular Grid > Web site >		Yes	0-2	0-2	33%		(see notes)	2 (manual)		–	Yes	$250	Each channel has a ducking VCA with input jack level LEDs
Modulaire Maritime Victor Alpha 2020 8 HP Modular Grid > Web site >		Yes	4	0	50%	0	0	0	0	–	No	$165	LED VU meters for master mix
Modulaire Maritime Victor Alpha 2 2021 8 HP Modular Grid > Web site >		Yes	4	0	50%	0	0	0	0	–	Yes	$200	LED VU meters for master mix Bluetooth connectivity
NANO Modules Performance Mixer 2023 28 HP Modular Grid > Web site >		Yes	2	2	14%	4	4	4	2	4 stereo (post-fader) with expander	Yes	$640	cue system clickless mutes motion recording/looping for level, pan and send expander adds cv control over mute, post-fader stereo channel outputs and cv over aux for the stereo channels
NANO Modules ST-MAR 2023 8 HP Modular Grid > Web site >		Yes	0-3	0-3	38%	0	3	3 (manual)	0	–	No	$150	master attenuator clip and signal LEDs
Noise Engineering Xer Dualis 2022 6 HP Modular Grid > Web site >		Yes	0-4	0-4	67%					–	No	$170
Noise Engineering Xer Mixa 2023 32 HP Web site >		Yes	0-10	0-10	31%	10	10	10	2 stereo sends	No	No	$1050	clickless mutes three stereo buses digital channel configuration with eight save slots (fully analog audio path) cv control expanders
NoisyFruitsLab 8CHAN 2022 42 HP Modular Grid > Web site >		Yes	8	0-2	26%				2	DIY	No	$470	LED VU meters for master mix per channel gain stereo aux in separate level control over sends, returns, and master headers for DIY direct out and cue out expanders
OIIIAUDIO Quad Mixer 2019 24 HP Modular Grid > Web site >		Yes	4	0	17%	4	0	0	0	–	Yes	$350
Paratek РИТМИКС 2019 12 HP Modular Grid >		Yes	8	0	67%	0	0	0	0	–	No	$200	mute button for the entire mix LED VU meters
ph Mixer++ 2019 12 HP Modular Grid > Web site >		Yes	3-4	0-1	33%	0	0	4 (manual)	1 mono send	–	No	$165	output is 3.5mm TRS stereo per channel pan (manual) per channel aux send level (manual)
Pittsburgh Lifeforms System Interface 2017 24 HP Modular Grid > Web site >		Discontinued	6	1 stereo AUX return	25%	0	0	0	1 mono send	–	Yes	$250	discreet aux, bus and main paths with per-channel switching LED levels first channel designed to double as an external input
ProModular MIIIIX 2014 18 HP Modular Grid > Web site >		Discontinued	4	0	22%	4	4	4 (manual)	Expander	post-fader	Yes (sort of)	$600	expanders add AUX send/returns, cv control over mute/solo and other features up to four MIIIX can be chained for up to 16 total channels extra output configuration options
Qu-Bit Mixology 2017 28 HP Modular Grid > Web site >		Yes	4	1 stereo AUX return	14%	4	4	4/4 (manual)	1	–	No	$400	LED VU meters for master mix
Random*Source Stereo Mixer 2017 18 HP Modular Grid > Web site >		Yes	2	0	11%	2	2	0	0	–	No	$250	DIY left and right aux inputs (unity) balanced outputs
Rebel Technology Mix 01 2017 10 HP Modular Grid > Web site >		Yes	4	0	40%	0	0	0	0	–	Yes (sort of)	$115	matrix mixer design rear bus interconnect options for chaining
Rebel Technology Mix 02 2017 10 HP Modular Grid > Web site >		Yes	4	0	40%	0	0	0	0	–	Yes (sort of)	$150	rear bus interconnect options for chaining
Roland SYSTEM-500 531 MIX 2018 20 HP Modular Grid > Web site >		Yes	4-6	0-1	30%	6	0	6 (manual)	0	–	Yes	$400	stereo preamp with 1/4" jack
Sebsongs Modular ST Mixer 2022 8 HP Modular Grid > Web site >		Yes (DIY)	3	1	50%					–	Yes	$60
Sebsongs Modular ST Mixer XL 2023 16 HP Modular Grid > Web site >		Yes (DIY)	4		25%				1 mono send	–	Yes	TBD	2 stereo aux inputs with attenuators
SetonixSynth Shaka-8 stereo matrix mixer 2024 12 HP Modular Grid > Web site >		Yes	0-4	0-4	33%	0	4		0	–	No	$250	expanders add additional output columns
Sputnik 6-Channel Stereo Mixer 2014 20 HP Modular Grid > Web site >		Yes	6	0	30%	2	0	4 (manual)	0	–	Yes	$250	LED VU meters for master mix
ST-Modular MIX & PAN 2023 18 HP Modular Grid > Web site >		Yes (DIY)	4	0	22%	4	4			–	No	TBD	variable width scanning with voltage control LED level indicators per channel and per VCA
ST-Modular SUM 2018 26 HP Modular Grid > Web site >		Yes (DIY)	5	1 stereo input, 1 stereo aux return	27%	0	0	5	1	–	Yes	TBD	DIY-only the five mono channels have manual EQ control
ST-Modular SUM CHANNEL + MAIN 2020 34 HP Modular Grid > Web site >		Yes (DIY)	1+	1+	12%	0	0	manual	2	–	Yes	TBD	unique expandable modular design (picture shows only one possible combo) mono channels have manual EQ control cue system
Steady State Fate Vortices 2020 18 HP Modular Grid > Web site >		Yes	4 (plus 2 mono aux)	3 (plus 1 stereo aux)	39%	2 + crossfader	7	0	0	–	No	$380	“tape simulation” signal coloring including build-in saturation and peak limiters crossfader feature stereo and mono mixer portions have their own outputs available can be daisy-chained expanders offer CV over the seven input levels and click-less muting
Strange Science Instruments M-4 Advanced Stereo Mixer 2018 28 HP Modular Grid > Web site >		Yes	4	0	14%	4	4	0	0	–	No	$700	variable gain switch for the VCAs
SynEssentials SE2026 2020 45 HP Modular Grid > Web site >		Yes	6	2 stereo returns	13%	0	0	6 (manual)	2 mono sends	–	Yes	$1500	low and high eq per channel solo per channel dual outs dual stereo aux ins note: all 1/4 jacks are stereo TRS except the two sends
Synthrotek MST Stereo Output Mixer 2015 6 HP Modular Grid > Web site >		Yes	2-4	0-2	67%	0	0	0	0	–	No	$85	no cv control, but circuit is both AC and DC coupled dual stereo outs unusual 2 channel, 2 inputs-per-channel configuration
Takaab Nearness 2018 3 HP Modular Grid > Web site >		Yes	7	0	133%	0	0	0	0	–	No	$50	the input jack you select corresponds to relative pan placement in the stereo field
Tesseract Tex-Mix 2019 32 HP Modular Grid >		Yes (DIY or pre-built)	4-8	0-4	25%	0	4	8 (manual)	2 mono sends, 2 stereo returns	–	Yes	$250	expandable modular design (this is only one possible configuration) cue system expander with direct outputs is available
Tiptop Audio 207t 2023 28 HP Modular Grid > Web site >		Yes	6	1 stereo aux input	21%	2	0	6 (manual)	0	–	No	$270	stereo aux input cue bus with two mono outputs preamp section with 1/4-inch jack
Toppobrillo MiniMix 2021 14 HP Modular Grid >		Yes	4-6	0-2	43%	2	0	6 (manual)	0	–	Yes	TBD	chainable
Toppobrillo Stereomix 2016 24 HP Modular Grid > Web site >		Discontinued	4	1 stereo AUX return	17%	4	4	4 (manual)	1 mono send, 1 stereo return	–	Yes	$550	cv over AUX send for each channel LED level indicators for master mix
Toppobrillo Stereomix 2 2019 24 HP Modular Grid >		Discontinued	4	1 stereo AUX return	17%	4	4	4 (manual)	1 mono send, 1 stereo return	–	Yes	$480	cv over AUX send for each channel LED level indicators for master mix
TouellSkouarn Kemmeskañ Mixer 2024 60 HP Modular Grid > Web site >		Yes	4	2	7%			6 (manual)	2 mono sends, 1 master send/return	4	Yes	$1100	feedback and EQ features
Uraltone Tube Sounding Micro-Mixer 2018 22 HP Modular Grid > Web site >		Yes (DIY)	4							–	No	$150	character mixer switched soft clipping channel inputs are cascading for parallel processing insert supports both 1/8” and 1/4” inputs and outputs consult vendor for bus details
Verbos Scan & Pan 2015 14 HP Modular Grid > Web site >		Yes	4	0	29%	4	4	0	0	–	No	$400	variable width scanning with voltage control LED level indicators per channel
Weston Precision Audio M3S 2022 6 HP Modular Grid > Web site >		Yes	0-3	0-3	50%	0	0	0	0	–	No	$120	switchable AC and DC coupling via jumpers
WMD Performance Mixer 2016 40 HP Modular Grid > Web site >		Discontinued	6	2	20%	8	8	0	2	post-gain, pre-fader (requires DB25 expander)	Yes	$750	6 mono channels, each with 2 switched inputs 2 true stereo channels 2 mono send/returns one stereo insert one end of chain stereo send/return, dual input buses cueing system various LED indicators full headphone support expanders add mute controls, two additional full stereo channels
WMD Performance Mixer MkII 2024 52 HP Modular Grid > Web site >		Yes	0-8	0-8	15%	8	8	manual/grouped	2 mono or stereo	pre- or post-fader (requires DB25 expander)	Yes	$1500	CV over AUX individual stereo channels can be switched to CV crossfaders for two mono signals MIDI output for automation recording CUE bus modular channel design for easy repairs balanced out option LED VU meters channel expanders available
WMD PM Channels MkII 2024 24 HP Modular Grid > Web site >		No	0-4	0-4	22%	4	4	manual/grouped	2 mono or stereo	requires Performance Mixer MkII	No	$550	While primarily a four channel expander for the Performance Mixer MkII, this module can also be used as a standalone stereo mixer with extensive CV control and two stereo sends
Worng Sidecar 2024 18 HP Modular Grid > Web site >		Yes	4	2	33%	0	6	0	0	–	No	$360	inputs and outputs cascade to the right
Worng Sound Stage 2018 12 HP Modular Grid > Web site >		Discontinued	21	0	175%	0	0	0	0	–	No	$350	the input jack you select corresponds horizontally to relative pan placement in the stereo field vertical jack selection corresponds to EQ-like filtration (controlled overall manually or with CV) manual and CV-control over output level
Worng Sound Stage II 2023 14 HP Modular Grid > Web site >		Yes	21	1 stereo return	150%	0	0	0	1 stereo master send/return	–	No	$380	the input jack you select corresponds horizontally to relative pan placement in the stereo field vertical jack selection corresponds to EQ-like filtration (controlled overall manually or with CV) manual and CV-control over output level filtered effects send/return
XAOC Ostrawa 2023 20 HP Modular Grid > Web site >		Yes	0-4	0-4	20%	4 (balance, not pan)	4	4 (manual, CV with expander)	1 stereo send, 1 stereo return	–	No	$560	individual LED VU meters per channel Ostrawa and Praga units can be daisy chained with ribbon cables Bohumin expander adds additional stereo send and return and cv-controlled muting
XAOC Praga 2017 20 HP Modular Grid > Web site >		Yes	4	2 stereo returns	20%	4	4	4 (manual, CV with expander)	2 mono sends, 2 stereo returns	4 (post-fader)	No	$515	individual LED VU meters per channel cv for each VCA switchable between unipolar and bipolar Ostrawa and Praga units can be daisy chained with ribbon cables HRAD expander adds additional CV and full master section

In addition, these modules don’t really belong in the above comparison but have been pointed out as being of potential interest:

• Make Noise RxMx (can be employed in a stereo manner)
• IO Instruments Sponde (can be employed in a stereo manner)
• Intellijel Mutamix (can be employed in a stereo manner)
• Intellijel Azimuth II (single channel of mono to stereo with panning and spread, amongst other features)
• 4ms VCA Matrix (multi-channel mixing and routing vca that can be employed in a stereo manner)
• ADDAC 802 Quintet Mixing Console (multi-cahnnel mixing and routing vca that can be employed in a stereo manner)
• Low-Gain Submix (multi-channel mixing and routing vca that can be employed in a stereo manner)
• MFB Drum-99 (multi-channel stereo submixer)
• Hinton Instruments ModMix II (dual four input mixer with added sauce; also note other Hinton products relevant to stereo mixing)
• Worng LRMSMSLR Mid-Side (MS) Matrix (mid side stereo processor for Eurorack)
• Ladik M-160 (configurable mixer)
• Blue Lantern Stereoscopic Duo VCA
• Hikari Atten/Mixer
• omsonic Universal Panning Expander and Mixer
• Nearness (clever space-efficient DIY design)
• Qu-bit Synapse (can be employed in a stereo manner)

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