Headphones the iFi Zen DAC V2 Drives

Dac Amp · Single Ended · low-confidence specs

Output impedance Not published damping unassessable
Output type Single Ended Dac Amp
Power output 280 mW @ 32 Ω 36 mW @ 300 Ω 18 mW @ 600 Ω*est.
Spec confidence Low One or more figures are estimated; treat verdicts as approximate
iFi Zen DAC V2 SE output: 280 mW @ 32 Ω, 36 mW @ 300 Ω (iFi tech lowdown PDF and product page). Output impedance: conflicting sources (manufacturer PDF cites '≤100 Ω unbalanced' which may refer to RCA pre-out, not the headphone jack; likely <<1 Ω for headphone output but unconfirmed). Set null; damping check flagged as indeterminate. 600 Ω derived from 300 Ω. · Source ↗
14 ample 12 adequate 4 marginal 1 insufficient

✓ Ample headroom 14

Headphone Headroom Damping Driver
Koss Porta Pro Ample 20.1 dB ? unknown Dynamic
Grado SR80x Ample 19.8 dB ? unknown Dynamic
AKG K371 Ample 19.2 dB ? unknown Dynamic
Sennheiser HD 560S Ample 18.2 dB ? unknown Dynamic
Sony MDR-7506 Ample 18.1 dB ? unknown Dynamic
Meze 99 Classics Ample 17.5 dB ? unknown Dynamic
Philips SHP9500 Ample 15.5 dB ? unknown Dynamic
Audeze LCD-2 Classic Ample 15.5 dB ? unknown Planar
Sennheiser HD 599 Ample 15.4 dB ? unknown Dynamic
Audio-Technica ATH-M50x Ample 14.7 dB ? unknown Dynamic
Audio-Technica ATH-AD700X Ample 14.5 dB ? unknown Dynamic
Focal Clear (original) Ample 14.5 dB ? unknown Dynamic
Audeze LCD-X Ample 14.1 dB ? unknown Planar
Beyerdynamic DT 770 Pro 80 Ample 10.7 dB ? unknown Dynamic

◑ Adequate headroom 12

Headphone Headroom Damping Driver
HiFiMan Arya Adequate 9.4 dB ? unknown Planar
Sennheiser HD 660S Adequate 9.0 dB ? unknown Dynamic
AKG K702 Adequate 8.8 dB ? unknown Dynamic
AKG K712 Pro Adequate 7.4 dB ? unknown Dynamic
Sennheiser HD 800 S Adequate 7.2 dB ? unknown Dynamic
HiFiMan Sundara Adequate 7.1 dB ? unknown Planar
HiFiMan Edition XS Adequate 6.3 dB ? unknown Planar
Sennheiser HD 600 Adequate 6.1 dB ? unknown Dynamic
Sennheiser HD 650 Adequate 5.9 dB ? unknown Dynamic
AKG K240 Studio Adequate 5.5 dB ? unknown Dynamic
Fostex T50RP Mk3 Adequate 3.6 dB ? unknown Planar
Drop + Sennheiser HD 6XX Adequate 3.3 dB ? unknown Dynamic

△ Marginal headroom 4

Headphone Headroom Damping Driver
Beyerdynamic T1 (3rd Gen) Marginal 2.6 dB ? unknown Dynamic
Beyerdynamic DT 880 Pro Marginal 1.1 dB ? unknown Dynamic
Audio-Technica ATH-R70x Marginal 0.6 dB ? unknown Dynamic
Beyerdynamic DT 770 Pro 250 Marginal 0.0 dB ? unknown Dynamic

✗ Cannot drive 1

Headphone Headroom Damping Driver
Beyerdynamic DT 990 Pro Insufficient -1.1 dB ? unknown Dynamic