Compare Bose Sleepbuds II vs Huawei FreeBuds 3 vs Bowers & Wilkins PI4
Connectivity
Ports
USB
USB-C
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.1
Bluetooth, USB-C
Construction
Battery | Capacity
30mAh (per earbud) / 410mAh (charging case)
Cable
1 m
20cm USB-A to USB-C cable
Colors
Black, Gold, Silver
Drivers
14.2mm dynamic
14.2mm full range
Form Factor
In-Ear, Neckband Wireless Headphones, Earbuds
Headphone Type
Dynamic headphones
Material
Earbuds: Plastic / Eartips: Silicone / Case: Aluminum
Microphone
2x mics for ANC + 2x mics for telephony
Dimensions
Size | Depth
12.7 mm
17.8mm
Size | Height
24.9 mm
41.5 mm
Size | Width
28 mm
20.4 mm
Weight
2.27 g
4.5 g
40 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
Chipset
Kirin A1
Fast Charging
3hrs with 15min charge
Noise Cancellation
Noise Masking
Yes
Yes
Weather Resistance
IPX4
Performance
Battery Life
Up to 10 hours
4h playback / 20h with charging case
10hrs Bluetooth with ANC (12hrs w/o)
Charging Time
6 hours
Frequency Response
10Hz ~ 30kHz
Total Harmonic Distortion
0.3% (1kHz/10mW)
Production
Accessory
Ear Tips: S / M / L
Availability
2020-10-06
Debut
2020-09-22
2020-02-07
2019-10
Remove
Remove
Remove
Add up to 4 products to the comparison using the search bar above
Information on this page is provided on an as-is basis. No warranty on accuracy is implied. This page may contain affiliate links to third-party merchants such as Amazon and eBay. If you make a purchase using the supplied link, we may receive a commission. Neofiliac places the utmost respect for your privacy. We use no cookie whatsoever beyond that needed for the proper functioning of the website.