Sennheiser HD 560S vs HiFiMan Sundara

A spec-by-spec look at two of the gaming headphones competitive players cross-shop. Sennheiser HD 560S needs only ~8.3 mW for clean 110 dB peaks vs ~39.8 mW for the HiFiMan Sundara — easier to run loud and clean off a modest amp or even a dongle. The HiFiMan Sundara rewards (or needs) a real amp. The full breakdown — and which to buy for your style — below.

Specs compared

SpecSennheiser HD 560SHiFiMan SundaraBetter
TypeOpen-backOpen-backEven
Impedance120 Ω37 ΩEven
Sensitivity110 dB/V94 dB/mWEven
Power for 110 dB peaks~8.3 mW~39.8 mWSennheiser HD 560S
Price classPremiumPremiumEven
Sound reproduction
Footstepsedge5/5 ✓4/5
General use4/54/5
Music4/55/5 ✓
Only Footsteps is a competitive axis — and it saturates: any clean open-back clears the bar, so a higher score above baseline buys little advantage. General use & Music are comfort/preference.
Imaging notewide stage, precise imaging; near-reference tonality, slightly brightopen planar, clean mids; good stage, imaging needs power

Which should you buy?

Specs are sourced (each product carries a source + verified date in our catalog); buy links are affiliate links to your regional store — AimBench may earn a commission at no cost to you. Live pricing shows on the retailer page.

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