Compare Bowers & Wilkins PI5 vs Bose QuietComfort vs Sennheiser CX True Wireless
Connectivity
Ports
USB-C
USB-C
USB-C
Wireless Connectivity
Bluetooth
Bluetooth 5.1
Bluetooth 5.2
Construction
Battery | Capacity
2x 60 mAh (each earbud) + 400 mAh (charging case)
Cable
20cm USB-C cable
30 cm
Carrying Case
Yes
Colors
White, Charcoal
Triple Black, Soapstone
Drivers
9.2mm Dynamic Drive with Balanced Armature
TrueResponse Transducer Sennheiser 7mm dynamic driver
Form Factor
In-Ear, True Wireless Headphones, Earbuds
Headphone Type
Dynamic headphones
In-ear, closed
Microphone
2x mics for ANC + 2x mics for telephony
4 total microphones
2 mic beamforming arrays (4 mics in total)
Dimensions
Size | Depth
1.06 inch
Size | Height
1.54 inch
Size | Width
1.02 inch
Weight
8 g
8.6 g
2x 6g (earbud) + 37g (charging case)
Function
Bluetooth Codecs
AptX, AAC, SBC
SBC, AAC
SBC, AAC, aptX
Bluetooth Profiles
A2DP v1.3.1, AVRCP v1.6.1, HFP v1.7.1, HSP v1.2, BLE GATT
A2DP, AVRCP, HFP
Fast Charging
2hrs with 15min charge
15 minutes for 2 h
15 min for 1 h playtime
Noise Cancellation
Yes
Passive
Weather Resistance
IPX4
Wireless Charging
Qi certified wireless charging pad
Performance
Battery Life
4hrs Bluetooth with ANC
Up to 6 h + 2 charges = 18 h
9 h with earbuds, 27 h with charging case
Charging Time
2 h
1.5 h
Frequency Response
10Hz ~ 20kHz
5 Hz - 21 kHz
Microphone Frequency Response
100 Hz - 10 kHz
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Availability
2021-07-08
Debut
2021-04
2020-09-10
2021-06-28
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