Measured headphones.
Real frequency-response measurements for the headphones people actually ask about — classics and references, measured on one rig and shown with their limits named. Land on one, see how it measures, and tune it to your taste in Attune. More get added as they’re measured.
Sennheiser HD 650
Warm-neutral, relaxed treble
See the measurement →ReferenceSennheiser HD 600
Neutral, lightly forward
See the measurement →FlagshipSennheiser HD 800
Vast stage, high detail, treble peak
See the measurement →ReferenceAKG K701
Airy, analytical, lean bass
See the measurement →ReferenceBeyerdynamic DT 880 (600 Ω)
Neutral-bright, airy treble lift
See the measurement →EntryGrado SR80
Bright, forward, punchy
See the measurement →BudgetKoss Porta Pro
Warm, bassy, fun
See the measurement →StudioAudio-Technica ATH-M50x
V-shaped, punchy, isolating
See the measurement →Entry IEMShure SE215
Warm, bassy, isolating
See the measurement →FlagshipAudeze LCD-3
Warm, dense, smooth
See the measurement →ReferenceAudeze LCD-2 Rev 2
Warm, dark, thick bass
See the measurement →FlagshipGrado PS1000
Bright, energetic, big treble
See the measurement →FlagshipDenon AH-D7000
Warm, fun, deep bass
See the measurement →LuxuryUltrasone Edition 8
Bright, bassy, S-Logic staging
See the measurement →LegendarySennheiser Orpheus HE-90
Effortless, refined, airy
See the measurement →MidSennheiser HD 598
Warm, wide, easygoing
See the measurement →FlagshipSennheiser HD 700
Detailed, energetic, treble bite
See the measurement →EntrySennheiser HD 558
Warm, relaxed, open
See the measurement →ReferenceAKG K702
Airy, analytical, lean bass
See the measurement →ReferenceAKG K712
Airy, wide, more bass
See the measurement →StudioAKG K240
Neutral-warm, modest treble
See the measurement →ReferenceBeyerdynamic DT 990 (600 Ω)
V-shaped, big bass and treble
See the measurement →StudioBeyerdynamic DT 770 (600 Ω)
Punchy bass, bright treble, isolating
See the measurement →FlagshipBeyerdynamic T1 (Tesla)
Detailed, airy, treble lift
See the measurement →BudgetGrado SR60
Bright, forward, lively
See the measurement →ReferenceGrado SR325
Bright, punchy, metal-bodied
See the measurement →FlagshipGrado RS-1
Warm-bright, wood-bodied, lush
See the measurement →FlagshipAudeze LCD-X
Full, punchy, more neutral
See the measurement →Entry planarHiFiMAN HE-400
Punchy bass, bright, planar slam
See the measurement →Reference planarHiFiMAN HE-500
Full, smooth, planar-neutral
See the measurement →Flagship planarHiFiMAN HE-6
Neutral, fast, ruthless detail
See the measurement →StudioSony MDR-7506
Bright, detailed, clinical
See the measurement →Studio classicSony MDR-V6
Bright, detailed, clinical
See the measurement →ReferenceDenon AH-D2000
Fun, bassy, smooth
See the measurement →FlagshipDenon AH-D5000
Warm, fun, deep bass
See the measurement →FlagshipFostex TH900
Huge bass, sparkly treble, dramatic
See the measurement →Flagship IEMShure SE535
Warm, smooth, mid-forward
See the measurement →FlagshipShure SRH1540
Balanced, airy-for-closed, light
See the measurement →Reference IEMEtymotic ER-4S
Neutral, ruthless, deep insertion
See the measurement →Budget cultKoss KSC75
Bright, airy, shockingly good
See the measurement →Hear these tuned to your taste.
Every measurement here is a starting point — Attune lets you audition a tuning on your own music and keep the one you'd pick with your eyes closed.