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Side-by-side comparison — scores, specs and which one fits your setup.
Specs comparison
Analysis
The HiFiMAN Sundara scores 8.6/10 with 37Ω impedance and 94dB sensitivity. At 37Ω, it benefits significantly from a dedicated amplifier.
The 7Hz Timeless scores 8.6/10 with 14Ω impedance and 104dB sensitivity. At 14Ω, it can be driven directly without extra hardware.
Both headphones score equally. The best choice depends on your full audio chain — use our analyzer to find your actual bottleneck.
Own one of these headphones?
A high headphone score doesn't mean your audio sounds great. Your DAC, amp or source might be the real bottleneck.