Compare Bowers & Wilkins PI4 vs Sony WF-SP800N vs OnePlus Bullets Wireless Z
Connectivity
Ports
USB-C
USB-C
Wireless Connectivity
Bluetooth, USB-C
Bluetooth
Bluetooth 5.0
Wireless Range
10 m (33 ft)
Construction
Buttons
Quick Switch, volume, skip track, phone calls, voice assistant
Cable
20cm USB-A to USB-C cable
Colors
Black, Gold, Silver
Black / Blue
Drivers
14.2mm full range
9.2mm dynamic driver
Form Factor
In-Ear, Neckband Wireless Headphones, Earbuds
In-ear
Wireless Headphones, In-ear
Headphone Type
Dynamic headphones
Dynamic, closed
Magnet
Neodymium
Microphone
2x mics for ANC + 2x mics for telephony
Dimensions
Weight
40 g
28 g
Function
Bluetooth Codecs
AptX-Adaptive, aptX-HD, aptX-Classic, AAC, SBC
Bluetooth Profiles
A2DP v1.3.1, AVRCP v1.6.1, HFP v1.7.1, HSP v1.2, BLE GATT
Fast Charging
3hrs with 15min charge
10 minutes charge for 10 hours of audio
Noise Cancellation
Yes
Digital, with Ambient Sound mode
Weather Resistance
IP55 (WF-SP800N)
IP55
Performance
Battery Life
10hrs Bluetooth with ANC (12hrs w/o)
9h + 9h from case
Up to 20 hours
Frequency Response
10Hz ~ 30kHz
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Accessory
Ear Tips: S / M / L
Debut
2019-10
2020-05-07
2020-04
Model Name
E501A
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