Compare Bowers Wilkins PI7 vs Razer Hammerhead True Wireless Pro vs OnePlus Buds Z
Connectivity
Ports
USB-C
USB-C
USB-C
Wireless Connectivity
Bluetooth
Bluetooth 5.1
Bluetooth 5.0
Wireless Range
10 m
Construction
Battery | Capacity
40 mAh (earbud) x2 + 450 mAh (charging box)
Cable
20cm USB-C cable
Carrying Case
Yes
Colors
White, Charcoal
White / Steven Harrington Edition
Drivers
9.2mm Dynamic Drive + Balanced Armature
10mm
10 mm dynamic
Form Factor
In-Ear, True Wireless Headphones, Earbuds
In-ear
True Wireless Headphones
Headphone Type
Dynamic headphones
Dynamic headphones
Microphone
4x mics for ANC + 2x mics for telephony
Dimensions
Size | Depth
35.9 mm
Size | Height
29.05 mm
Weight
8 g
5 g
4.35 g
Function
Bluetooth Codecs
AptX Adaptive, aptX HD, aptX Low Latency, aptX Classic, AAC, SBC
SBC, AAC
Bluetooth Profiles
A2DP v1.3.1, AVRCP v1.6.1, HFP v1.7.1, HSP v1.2, BLE GATT
Fast Charging
2hrs with 15min charge
10 mins for 3 hours
Microphone Pickup Pattern
Omnidirectional
Noise Cancellation
Yes
Weather Resistance
IP55
Performance
Battery Life
4hrs Bluetooth with ANC
4h per charge, up to 20h total
Up to 5 hours (music playback) / 3 hours (phone call) / Up to 20 hours music playback (w/ charging box)
Charging Time
80 mins
Frequency Response
10Hz ~ 20kHz
20Hz - 20kHz
20Hz - 20kHz
Impedance
16 ohms
Microphone Frequency Response
100Hz - 10kHz
Microphone Sensitivity
-42 dB
-38 dB ± 2dB
Sensitivity
97 dB ± 3dB
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Debut
2021-04
2020-12-03
2020-10
Model Name
E502A
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