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Side-by-side comparison — scores, specs and which one fits your setup.
Specs comparison
Analysis
The HiFiMAN HE400SE scores 7.5/10 with 25Ω impedance and 91dB sensitivity. At 25Ω, it benefits significantly from a dedicated amplifier.
The Audio-Technica ATH-M50x scores 7.2/10 with 38Ω impedance and 99dB sensitivity. At 38Ω, it can be driven directly without extra hardware.
Based on our scoring, the HiFiMAN HE400SE scores higher overall. However, the right choice depends on your full audio chain — use our analyzer to see which fits your actual setup.
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A high headphone score doesn't mean your audio sounds great. Your DAC, amp or source might be the real bottleneck.