Lenovo Smart Wireless Earbuds True Wireless Stereo (TWS) Earphones vs boAt Airdopes 621 True Wireless Stereo (TWS) Earphones

  • Lenovo Smart Wireless Earbuds True Wireless Stereo (TWS) Earphones were first released on 8th September 2021. This version of Lenovo headphones has bluetooth support 5.2. Its battery life is 28hrs, helping you comfortably use it throughout a long active day.
  • boAt Airdopes 621 True Wireless Stereo (TWS) Earphones were first released on 26th March 2021. This version of boAt headphones has bluetooth support 5.
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Microphone
Yes
Yes
Release date
8th September 2021
26th March 2021
Driver Type
Dynamic
Dynamic
Driver Size (mm)
11
6
Number of Drivers
-
1
Water Resistant
-
IPX7
Weight (g)
4.50
-
Bluetooth
Yes
Yes
Bluetooth Version
5.2
5
Charging Port
USB Type-C
USB Type-C
Battery Life (Hrs)
28
-
Charging Time (Hrs)
-
5
Impedance (Ohms)
-
16
Frequency Response Range
-
20Hz-20,000Hz