Compare Bowers & Wilkins PI5 vs Huawei FreeBuds 4i vs Ultimate Ears FITS
Connectivity
Ports
USB-C
USB-C
USB-C
Wireless Connectivity
Bluetooth
Bluetooth 5.2
Bluetooth 5.0
Construction
Battery | Capacity
55 mAh Earbud + 215 mAh Charging Case
Cable
20cm USB-C cable
Carrying Case
Yes
Charging case
Colors
White, Charcoal
Red, Ceramic White, Carbon Black
Grey, Lilac, Midnight Blue
Drivers
9.2mm Dynamic Drive with Balanced Armature
10 mm dynamic
10 mm
Form Factor
In-Ear, True Wireless Headphones, Earbuds
True Wireless Earphones, Dynamic Headphones
Headphone Type
Dynamic headphones
In-ear
Microphone
2x mics for ANC + 2x mics for telephony
Yes
Yes
Dimensions
Size | Depth
23.9 mm
Size | Height
37.5 mm
Size | Width
21 mm
Weight
8 g
5.5 g
Function
Bluetooth Codecs
AptX, AAC, SBC
SBC, AAC, APT-X
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 minutes for 4 hours of playback
10 min of charge for 60 min of listening
Noise Cancellation
Yes
Active
Sensor
Wear detection sensor
Weather Resistance
Sweat Resistant / IPX3
Performance
Battery Life
4hrs Bluetooth with ANC
7.5h ANC off / 10h ANC off / 22h w/ charging case
8 hours / 20 h with charging case
Frequency Response
10Hz ~ 20kHz
20 Hz - 20 kHz
Max Sound Level
110 db at 500 Hz
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Debut
2021-04
2021
2020-10-01
Made In
USA
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