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Questyle M12i HiFi Headphone Amplifier [MFi… vs Fosi Audio Q4 DAC Headphone Amp for PC — Head-to-Head (2026)

Side-by-side comparison. Specs, prices, user ratings, and our verdict.

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Fosi Audio Q4 DAC Headphone Amp for PC, Desktop Digital to Analog Audio Converter for Home Stereo Amplifier and Powered Speakers, PC-USB/Optical/Coaxial Inputs, 3.5mm Headphone/RCA Outputs

Fosi Audio Q4 DAC Headphone Amp for PC, Desktop Digital to Analog Audio Converter for Home Stereo Amplifier and Powered Speakers, PC-USB/Optical/Coaxial Inputs, 3.5mm Headphone/RCA Outputs

$69.99
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Spec-by-spec

SpecQuestyle M12i HiFi Headphone Amplifier…Fosi Audio Q4 DAC Headphone Amp for…
BrandQuestyleFosi Audio
Unit Count1 Count1 Count
ConnectivityUSBUSB
Model NumberM12i—
What You GetM12i USB DAC Headphone Amp x1, Type-C to Type-C cable x1, Type-C to USB-A Converter x1, user manual x1, and friendly customer service—
CompatibilityAndroid, iOS, MacPC
Built-In MediaUser Manual—
Mfr Part NumberM12i—
Number of Items1—
Warranty Description12 months24-month warranty
Model—Q4
Interface—Coaxial, Optical, USB
Part Number—Q4
Material Type—Metal

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