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Pricing and availability
We compare 600+ stores and found this item at 8 stores. Prices updated .
Store
Reviews
Price
Average Price: $210
Standard/Professional
$150
$601+
Price Tier
Budget
Standard
High-end
Price History
Based on price data from 5 merchants for "NUX MG-400". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
* Product prices and availability are updated by Equipboard every 24hrs and are subject to change. Equipboard may receive compensation for purchases made at participating retailers linked on this site. This compensation does not affect what products or prices are displayed, or the order of prices listed. For more information, please refer to our affiliate disclosure.
Description
Unlock a world of sonic possibilities with the NUX MG-400, a robust multi-effects pedal designed for both electric guitar and bass enthusiasts. At its core, the MG-400 features a Dual DSP engine, delivering crisp and realistic sound modeling that rivals the experience of playing through a traditional tube amp. This versatile floor processor is equipped with a plethora of effects, including 25 guitar-amp emulations, a bass amp model, and an acoustic-amp simulation, allowing you to sculpt your sound to perfection.
The user-friendly interface is accentuated by a vibrant 2.8" color LCD display, making it a breeze to navigate through its extensive options. Signal blocks can be freely rearranged, empowering you to experiment with unique tone combinations. Whether you're crafting atmospheric textures with modulation effects or creating rhythmic loops with the integrated looper, the MG-400 has the flexibility to cater to your creativity. With the ability to add third-party IRs via the NUX QuickTone software, your tonal palette is virtually limitless.
Designed for both live performance and studio recording, the MG-400 doubles as a USB audio interface, enabling seamless integration with your digital setup. Whether you're streaming, recording, or practicing silently, this pedal is your all-in-one solution. The MG-400 is more than just a pedal—it's a gateway to unlocking your full musical potential.
Key Features:
- Dual DSP engine for high-definition sound modeling
- 2.8" color LCD for intuitive navigation
- 25 guitar amp models, 25 cabinets, and 8 bass cabinets
- 3 acoustic guitar IRs and extensive effects suite
- Flexible signal block arrangement for custom tone creation
- USB audio interface for recording and live streaming
- Supports third-party IRs via NUX QuickTone software
- Built-in looper with stereo/mono options and automatic beat-matching
Product specs
| Available since | December 2022 |
| Design | Floorboard |
| Amp Modeling | Yes |
| Drumcomputer | Yes |
| Incl. Tuner | Yes |
| Expression Pedal | Yes |
| USB-Port | Yes |
| Headphone Output | Yes |
| MIDI Interface | No |
| Line Out | Yes |
| Battery Powered | No |
| PSU included | Yes |
FAQs
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What types of effects are available on the NUX MG-400?
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The NUX MG-400 offers a variety of effects including modulation, delay, reverb, and distortion, along with amp modeling capabilities. It features 10 independent moveable signal blocks for versatile sound shaping.
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Can the NUX MG-400 be used for both guitar and bass?
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Yes, the NUX MG-400 is designed to work with both guitar and bass, providing dual DSP modeling to accommodate the tonal needs of both instruments.
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Does the NUX MG-400 have a built-in looper?
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Yes, the NUX MG-400 includes a built-in looper, allowing you to record and layer loops for live performances or practice.
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How does the NUX MG-400 connect to a computer for editing?
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The NUX MG-400 connects to a computer via USB, allowing you to use the NUX QuickTone editing software to customize patches and load third-party IR files.
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Is the NUX MG-400 suitable for live performances?
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The NUX MG-400 is suitable for live performances, featuring a robust floorboard design, expression pedal, and low latency of just 1.1 milliseconds for seamless sound processing.
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What power supply does the NUX MG-400 require?
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The NUX MG-400 is not battery powered and comes with a power supply unit, ensuring reliable power during use.
Videos
Sophie Burrell
BEST New Affordable Amp Modeller Unit! | NUX MG-400
BEST New Affordable Amp Modeller Unit! | NUX MG-400
Sophie Burrell
THIS IS INSANE FOR JUST $220
Rob Chapman
NUX MG-400 - demo
Guitar World
NUX MG-400 - In Depth Overview, Demo & Review
SRGuitar
The Best Cheap Modeller Got Even Better? | NUX MG-400
Leon Todd
NUX MG-400 Compact Modeler - Music & Demo by A. Barrero
Alberto Barrero
NUX MG-400 Modeler
Mike Hermans
NUX MG-400 - The Best Value Modeler in the Market?
The Bedroom Rocker
NUX MG-400 Demo & Review: My Thoughts
Andrew Siemon
Best Value Shoegaze Modeler? I tested the NUX MG-400 multistomp
SHOEGAZER CHANNEL
Reviews
PROS
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Compact and portable, fits in a gig bag
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Great for both electric and acoustic guitars
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Intuitive interface with clear labels and large screen
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Versatile with programmable reverbs and delays
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Includes a 60-second looper and drum beats for practice
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Excellent price for the range of features offered
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Solid build quality despite the plastic body
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Low system latency for real-time playing
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Built-in tuner and expression pedal with smooth operation
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USB-C connectivity and power supply included
CONS
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User manual lacks comprehensive instructions
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Some users find sound quality lacks clarity
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Limited Latin rhythm beats available
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Software interface can be unintuitive
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Issues with saving patches in some cases
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Volume pedal functionality might not suit all users
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about NUX MG-400.
Features and functionality
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The noise gate on the MG-400 is considered superior to cheap pedal noise gates, offering a workable solution for minimizing noise.
Source -
Users can choose to send either direct (dry) or processed (wet) sound to a PC, and can use the MG-400 for reamping.
Source -
The MG-400 reportedly has a latency of 1.1ms, which is considered extremely low compared to other multi-effects pedals.
Source
Value and pricing
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A user negotiated a price of $200 for a new MG-400 with free shipping from ProAudioStar on Reverb, highlighting potential for discounts.
Source
Use cases and applications
User experience
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Owners appreciate the MG-400 for its extensive modulation, reverb, and delay options, which helped them identify preferred sounds for further pedal purchases.
Source
Setup and maintenance
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Bright LEDs on the power supply are mentioned as a minor issue, often mitigated with masking tape to reduce glare.
Source
Critic Reviews
4.5 out of 5
Based on 0 Reviews and 3 Ratings
Genre Usage
Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.
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