Compare OnePlus Buds vs Redmi Buds 3 Pro vs Lenovo Smart Wireless Earbuds
Connectivity
Ports
USB-C
USB-C
USB-C
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.2
Bluetooth 5.2
Wireless Range
10 m
10 m
Construction
Battery | Capacity
35mAh (earbud) x2 + 420mAh (charging box)
35mAh / 0.13Wh
400 mAh
Colors
White / Gray
Glacier Gray, Graphite Black
Black, White
Drivers
1.34cm dynamic
9 mm composite vibrating diaphragm coil
11mm dynamic drivers
Form Factor
True Wireless Headphones
In-Ear, True Wireless Headphones
In-ear, True wireless headphones
Headphone Type
Dynamic headphones
Dynamic headphones
Dynamic headphones
Microphone
3 microphones per earbud
6x Microphones
Dimensions
Size | Depth
18.81 mm
25.4 mm
47.7 mm / 1.88"
Size | Height
37.89 mm
21.3 mm
56 mm / 2.2"
Size | Width
16.13 mm
20.3 mm
28.4 mm / 1.12"
Weight
4.7 g
4.9 g
4.2 g / 0.009 lbs
Function
Compatibility
IOS, Android 8, Windows
Fast Charging
10 mins for 10 hours (charging box+earbuds) / 10 mins for 2 hours play time for the earbuds
10 minutes for 3 hours
Noise Cancellation
Active Noise Cancellation
Active Noise Cancellation w/ 6 microphones
Weather Resistance
IPX4
IPX4
Wireless Charging
Yes
Performance
Battery Life
Up to 7 hours (music playback) / 4 hours (phone call) / Up to 30 hours music playback (w/ charging box)
6 hours music w/ ANC off, up to 28 hours w/ charging case
Play time 5.4h (ANC on) / 7h (ANC off) + 3x extra charges w/ Charging Case (28h total)
Charging Time
80 mins
1 hour
Frequency Response
20Hz - 20kHz
Impedance
32 ohms
Microphone Sensitivity
-38 dB ± 2dB
Sensitivity
97 dB ± 3dB
Production
Debut
2020-07
2021-06-27
2021-09-08 (Lenovo Tech World 2021)
Model Name
E501A
TWSEJ01ZM
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