Compare Bowers & Wilkins PX7 vs Sony WH-CH710N vs Sony WF-XB700
Connectivity
Ports
3.5mm stereo jack + USB-C
Stereo mini (3.5mm), USB (charge only)
Wireless Connectivity
Bluetooth
Bluetooth 5.0, NFC
Bluetooth
Wireless Range
Line of sight approx. 30 ft (10 m)
Construction
Cable
1.2m stereo audio cable + 1.2m USB-A to USB-C cable
Single-sided (detachable), 47.25 inch
Carrying Case
Yes
Colors
Space Grey, Silver, Carbon
Drivers
43.6mm full range
30 mm, Dome
Form Factor
Wireless Headphones, Over-Ear
Over-ear headphones
In-ear
Headphone Type
Dynamic headphones
Closed, Dynamic
Dynamic, closed
Magnet
Neodymium
Microphone
4x mics for ANC + 2x mics for telephony
Dimensions
Weight
310 g
7.87 oz
Function
Bluetooth Codecs
AptX Adaptive, aptX HD, aptX Classic, AAC, SBC
AAC, SBC
Bluetooth Profiles
A2DP v1.3.1, AVRCP v1.6.1, HFP v1.7.1, HSP v1.2, BLE GATT
A2DP, AVRCP, HFP, HSP
Fast Charging
5hrs with 15min charge
10 min charging for 60 min of playback
Noise Cancellation
Yes
Weather Resistance
IPX4
Performance
Battery Life
30 hrs Bluetooth with ANC
35 hours (BT + ANC) / 200 hours (BT + ANC off)
9h + 9h from case
Frequency Response
10Hz ~ 30kHz
7 Hz–20,000 Hz Wired, passive / 20 Hz–20,000 Hz Wired, active / Bluetooth
Impedance
20k Ohms
33 ohms Wired, passive / 72 ohms Wired, active
Sensitivity
94 dB/mW (1 kHz)
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Debut
2019-10
2020
2020-05-07
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