Head-to-head

Sennheiser HD 660S2 vs Sony WH-1000XM6 vs Apple AirPods Pro 3

Verdict
Sennheiser HD 660S
Sound first, everything else a distant second. The HD 660S2 deliver the classic Sennheiser midrange, smooth, spacious, and easy on the ears for hours. The catch is everything else: no isolation, no wireless, no ANC, and they want a headphone amp to open up.
Sony WH-1000XM6
Still the pair to beat for silence. The XM6 top the field on noise cancellation, take calls cleanly, and last 30 hours. Sound is a refinement of the XM5, not a leap, and the build feels plasticky for $400, but for travel and focus nothing tops them.
Apple AirPods Pro
If you have an iPhone, just buy these. The Pro 3 leap past the Pro 2 on noise canceling, fit more ears with new foam tips, and add a heart-rate sensor and a hearing test, all with effortless Apple switching. Audiophiles may prefer something more neutral.
Best for
Sennheiser HD 660S
At-home listeners who want spacious, detailed open-back sound and are willing to pair it with a headphone amp.
Sony WH-1000XM6
Travelers and focused workers who want class-leading noise cancellation and all-day over-ear comfort.
Apple AirPods Pro
iPhone users who want excellent noise cancellation in a pocketable case with seamless switching across Apple devices.
Avoid if
Sennheiser HD 660S
You need noise isolation, portability, wireless, or a built-in mic — open-back headphones leak sound both ways.
Sony WH-1000XM6
You want the most pocketable earbuds, or you mainly need open-ear awareness while running or cycling.
Apple AirPods Pro
You're mainly on Android or Windows and want full features, or you prefer over-ear comfort and longer battery life.
Score breakdown
value
Sennheiser
8.0
Sony WH-10
8.3
Apple AirP
8.5
mic calls
Sennheiser
1.0
Sony WH-10
9.0
Apple AirP
9.2
comfort fit
Sennheiser
9.0
Sony WH-10
9.0
Apple AirP
8.8
noise control
Sennheiser
2.0
Sony WH-10
9.5
Apple AirP
9.0
sound quality
Sennheiser
9.6
Sony WH-10
9.0
Apple AirP
8.5
battery features
Sennheiser
2.5
Sony WH-10
9.0
Apple AirP
8.0
Specs
type
Open-back wired over-ear
Over-ear closed-back wireless
In-ear true wireless (ANC)
cables
Balanced 4.4 mm + unbalanced 6.35 mm, plus 3.5 mm adapter
driver
38 mm dynamic transducer, aluminum voice coil
best use
Home and studio listening
features
None (no wireless/ANC) - tuned purely for sound
10-band EQ, 360 Reality Audio, speak-to-chat, replaceable earpads
Live Translation (Apple-Intelligence iPhone required), spatial audio with head tracking
impedance
300 ohms (benefits from a headphone amp)
isolation
None - open-back leaks sound both ways
anc
Adaptive hybrid ANC with Sony's HD noise-cancelling processor
Active Noise Cancellation + Adaptive Transparency (improved over Pro 2)
codecs
SBC, AAC, LDAC
colors
Black, Midnight Blue, Sand Pink, Platinum Silver
battery
Up to 30 hours with ANC; USB-C quick charge
Up to ~8 hours with ANC; USB-C / Qi charging case
drivers
30 mm dynamic
connectivity
Bluetooth multipoint
fit
Foam-infused silicone tips, 5 sizes (XXS-L)
health
In-ear heart-rate sensor, hearing test, hearing-aid and hearing-protection modes
ecosystem
Best with iPhone and Apple devices

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