Compare Lenovo Smart Wireless Earbuds vs Huawei FreeBuds 4i vs Apple AirPods 3
Connectivity
Ports
USB-C
USB-C
MagSafe or Lightning
Wireless Connectivity
Bluetooth 5.2
Bluetooth 5.2
Bluetooth 5.0
Construction
Battery | Capacity
400 mAh
55 mAh Earbud + 215 mAh Charging Case
Colors
Black, White
Red, Ceramic White, Carbon Black
Drivers
11mm dynamic drivers
10 mm dynamic
High-excursion Apple driver
Form Factor
In-ear, True wireless headphones
Headphone Type
Dynamic headphones
In-ear
Microphone
6x Microphones
Yes
Dual beamforming microphones
Dimensions
Size | Depth
47.7 mm / 1.88"
23.9 mm
0.76 inch (19.21 mm)
Size | Height
56 mm / 2.2"
37.5 mm
1.21 inches (30.79 mm)
Size | Width
28.4 mm / 1.12"
21 mm
0.72 inch (18.26 mm)
Weight
4.2 g / 0.009 lbs
5.5 g
0.15 ounce (4.28 grams)
Function
Audio
Spatial audio with dynamic head tracking, Adaptive EQ
Compatibility
IOS, Android 8, Windows
Fast Charging
10 minutes for 4 hours of playback
5 minutes in the case provides around 1 hour of listening time
Noise Cancellation
Active Noise Cancellation w/ 6 microphones
Active
No
Processor
H1 headphone chip
Sensor
Wear detection sensor
Skin-detect sensor, Motion-detecting accelerometer, Speech-detecting accelerometer, Force sensor
Weather Resistance
IPX4
IPX4
Wireless Charging
Qi
Performance
Battery Life
Play time 5.4h (ANC on) / 7h (ANC off) + 3x extra charges w/ Charging Case (28h total)
7.5h ANC off / 10h ANC off / 22h w/ charging case
6 h listening, 4 h talk / 30 h listening, 20 h talk with charging case
Production
Debut
2021-09-08 (Lenovo Tech World 2021)
2021
2021-10-18
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