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Based on price data from 5 merchants for "Grace Design m900". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Dive into the world of pristine audio with the Grace Design m900, a compact yet powerful headphone amplifier and DAC designed to elevate your listening experience whether you're at home, in the studio, or on the go. This marvel of engineering condenses the exceptional sound quality of its bigger sibling, the m920, into a more portable format without cutting corners. The m900 is your ticket to experiencing computer audio playback without jitter, supporting a wide range of formats up to 32-bit/384kHz PCM and 256x DSD. Its dual zero-ohm output impedance headphone outputs ensure your music is delivered with unmatched spaciousness and crystal-clear transparency.

Whether you're mixing your latest track or enjoying your favorite songs, the m900 seamlessly integrates into your audio setup with stereo unbalanced analog outputs for easy connection to monitor systems. Personalize your playback with four distinct DAC filter settings, catering to your unique sonic preferences. The intuitive interface, highlighted by a large rotary encoder, makes volume adjustments and navigating through the menu effortlessly simple, while the clear 7-segment LED display keeps you informed at a glance. Designed for audiophiles who refuse to compromise on sound quality, even on the move, the Grace Design m900 is a testament to portable audio perfection.

Key Features:

  • Top-tier D/A converter and 2-channel headphone amplifier
  • Portable, bus-powered unit perfect for travel, desktop, or studio use
  • Supports jitter-free playback up to 32-bit/384kHz PCM and 256x DSD
  • Dual zero-ohm output impedance for spacious and transparent sound
  • Stereo unbalanced analog outputs for easy monitor system connection
  • Compatible with a wide range of digital sources including USB, TOSlink, and S/PDIF coax
  • Four DAC filter settings for customized playback experience
  • Simple setup with an easy-to-read 7-segment LED display
  • Large rotary encoder for straightforward volume control and menu navigation

Product specs

Type Headphone Amp & DA Converter
Input Channels Stereo
Output Channels 2
Analog Outputs 2 x RCA (stereo)
Headphones 2 x 1/4" TRS
Digital Inputs 1 x Coax (S/PDIF), 1 x Optical Toslink
USB 1 x Micro-B (high power), 1 x Micro-B (data, bus power)
Form Factor Portable
Power Supply USB bus powered
Height 1.8"
Width 4"
Depth 5.25"

FAQs

What are the main connectivity options for the Grace Design m900?

The Grace Design m900 offers digital inputs via 1 x Coax (S/PDIF) and 1 x Optical Toslink, as well as USB connectivity with 1 x Micro-B for high power and 1 x Micro-B for data and bus power.

Is the Grace Design m900 suitable for portable use?

Yes, the Grace Design m900 is designed to be portable with a compact form factor and can be powered via USB bus power, making it ideal for use on the go.

Can the Grace Design m900 drive high-impedance headphones effectively?

The Grace Design m900 is a powerful headphone amplifier capable of driving a wide range of headphones, including high-impedance models, ensuring clear and dynamic audio performance.

What kind of power supply does the Grace Design m900 require?

The Grace Design m900 is USB bus powered, which means it can be powered directly from a computer or compatible USB power source without the need for an external power adapter.

Does the Grace Design m900 support both digital and analog outputs?

Yes, the Grace Design m900 supports both digital inputs and analog outputs, featuring 2 x RCA (stereo) analog outputs for versatile connectivity options.

Sweetwater

Sweetwater

Grace Design m900 Desktop DAC Headphone Amplifier Review

Video thumbnail for Grace Design m900 Desktop DAC Headphone Amplifier Review by Sweetwater

Grace Design m900 Desktop DAC Headphone Amplifier Review

Sweetwater

Sweetwater

Video thumbnail for Un DAC de Gama Alta | Grace Design m900 by Adrian Tucker

Un DAC de Gama Alta | Grace Design m900

Adrian Tucker

Adrian Tucker

Reviews

PROS

  • Compact size with professional audio quality

  • Capable of decoding DSD files, enhancing music experience

  • Solid construction and durable design

  • Exceptional headphone amplifier with low output impedance

  • Offers dimensional sound, excellent channel separation, and stable clocking

  • Neutral and clean audio output without being sterile

  • Non-fatiguing, silky character for extended listening

  • Honest sound reproduction useful for on-location recordings

CONS

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Grace Design m900.

Features and functionality

  • The m9XX offers a warmer sound on the top-end compared to the LCX+SDAC, which is noted for delivering a clean signal without warmth emphasis.

    Source

Comparisons

  • While both Grace Design m900 and LCX+SDAC provide quality sound, the m9XX is perceived as slightly warmer, while the LCX+SDAC is seen as a cost-effective alternative.

    Source
  • The THX AAA™ 789 amp is suggested as an alternative for those seeking a separate DAC and potentially superior performance.

    Source

Value and pricing

  • Owners consider the LCX+SDAC a more budget-friendly option without significant compromise on sound quality compared to the Grace Design m900.

    Source

Use cases and applications

  • The choice between m900 and LCX+SDAC may depend on desired power levels and feature sets, which vary between the two models.

    Source

Critic Reviews

Grace Audio m900 Audiophile DAC Reviewed

futureaudiophile.com

Grace Design's m900 DAC is a powerhouse in a compact package, delivering impressive audio performance that rivals pricier competitors. With its robust AKM 4490 chip and unique crossfeed feature, it excels in both high-fidelity sound reproduction and headphone amplification. The build quality is solid, making it feel like a worthy investment. However, the m900 isn't without its flaws: the complex setup process and lack of balanced outputs can frustrate users, and its utilitarian design may not appeal to everyone. While it shines in sonic capabilities, some may find its bulkiness and limited navigability a drawback. Nonetheless, the m900 stands out as a remarkable choice for serious audiophiles seeking value in their gear.

positive

Grace Design m900

soundonsound.com

The Grace Design m900 is a compact powerhouse, delivering exceptional sound quality and versatile monitoring capabilities that make it ideal for both studio and portable setups. Its impressive DAC and headphone amplifier offer mastering-quality performance at an attractive price point. However, it lacks balanced line outputs and can restrict headphone volume when bus-powered. Despite these drawbacks, its ease of use, tactile controls, and robust design elevate it above typical USB DACs, making it a recommended choice for musicians and audio professionals alike.

positive

Grace Design: m900 Headphone Amp/DAC/Preamp | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.

tapeop.com

The Grace Design m900 is a compact powerhouse that delivers reliable performance with a range of headphone options. Its innovative features, like switchable DAC filters and an analog cross-feed circuit, cater to both audiophiles and casual listeners. However, the interface could use a clearer display, and while it excels with many headphones, it struggles with high-impedance models. At $499, it offers solid value for those seeking a versatile headphone amp/DAC, but it lacks some pro-level features that could elevate it further. Overall, it's a strong choice for home listening, albeit with a few quirks.

positive

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