Compare Bose Sport Open vs Sony WF-1000XM4 vs Huawei FreeBuds 4i
Variants
Carrying Case
Charging Base
Charging case
Charging Case
Connectivity
Ports
USB-A via charging base
USB-C
Wireless Connectivity
Bluetooth 1.5
Bluetooth 5.2
Bluetooth 5.2
Construction
Battery | Capacity
55 mAh Earbud + 215 mAh Charging Case
Colors
Triple Black
Silver, Black
Red, Ceramic White, Carbon Black
Drivers
Dipole transducer
6 mm
10 mm dynamic
Form Factor
In-ear, true wireless earphones
True Wireless Earphones
Headphone Type
Dynamic headphones
In-ear
Magnet
High-power neodymium magnets
Microphone
2 total microphones
Yes
Dimensions
Size | Depth
0.75 inch
23.9 mm
Size | Height
2.2 inch
37.5 mm
Size | Width
1.9 inch
21 mm
Weight
0.49 oz / 14 g each
7.3 g
5.5 g
Function
Bluetooth Codecs
SBC and AAC
SBC, AAC, LDAC
Bluetooth Profiles
A2DP, HFP, AVRCP, BLE
A2DP, AVRCP, HFP, HSP
Fast Charging
Quick 30-minute charge for up to 3 hours
5 minute for 60 minutes of play time
10 minutes for 4 hours of playback
Noise Cancellation
No
Active noise cancellation
Active
Sensor
Wear detection sensor
Weather Resistance
IPX4
IPX4 water resistance
Wireless Charging
Qi wireless charging
Performance
Battery Life
Up to 8 hours
Music playback: 8 hours ANC on / 12 hours ANC off + 2x charges from case
7.5h ANC off / 10h ANC off / 22h w/ charging case
Charging Time
2 hours
1.5 hours
Production
Debut
2021-01-05
2021-06-08
2021
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