Compare Razer Hammerhead True Wireless Pro vs Huawei FreeBuds 4i vs Bowers & Wilkins PI5
Connectivity
Ports
USB-C
USB-C
USB-C
Wireless Connectivity
Bluetooth 5.1
Bluetooth 5.2
Bluetooth
Construction
Battery | Capacity
55 mAh Earbud + 215 mAh Charging Case
Cable
20cm USB-C cable
Carrying Case
Yes
Colors
Red, Ceramic White, Carbon Black
White, Charcoal
Drivers
10mm
10 mm dynamic
9.2mm Dynamic Drive with Balanced Armature
Form Factor
In-ear
In-Ear, True Wireless Headphones, Earbuds
Headphone Type
In-ear
Dynamic headphones
Microphone
Yes
2x mics for ANC + 2x mics for telephony
Dimensions
Size | Depth
23.9 mm
Size | Height
37.5 mm
Size | Width
21 mm
Weight
5 g
5.5 g
8 g
Function
Bluetooth Codecs
SBC, AAC
AptX, AAC, SBC
Bluetooth Profiles
A2DP v1.3.1, AVRCP v1.6.1, HFP v1.7.1, HSP v1.2, BLE GATT
Fast Charging
10 minutes for 4 hours of playback
2hrs with 15min charge
Microphone Pickup Pattern
Omnidirectional
Noise Cancellation
Active
Yes
Sensor
Wear detection sensor
Performance
Battery Life
4h per charge, up to 20h total
7.5h ANC off / 10h ANC off / 22h w/ charging case
4hrs Bluetooth with ANC
Frequency Response
20Hz - 20kHz
10Hz ~ 20kHz
Impedance
16 ohms
Microphone Frequency Response
100Hz - 10kHz
Microphone Sensitivity
-42 dB
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Debut
2020-12-03
2021
2021-04
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