boAt Airdopes 421 True Wireless Stereo (TWS) Earphones vs boAt Airdopes 621 True Wireless Stereo (TWS) Earphones

  • boAt Airdopes 421 True Wireless Stereo (TWS) Earphones were first released on 4th May 2022. This version of boAt headphones has bluetooth support 5.
  • 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
Release date
4th May 2022
26th March 2021
Model Number
Airdopes 421
-
Driver Type
-
Dynamic
Driver Size (mm)
6
6
Number of Drivers
2
1
Water Resistant
IPX7
IPX7
Bluetooth
Yes
Yes
Bluetooth Version
5
5
Charging Port
-
USB Type-C
Charging Time (Hrs)
2
5
Impedance (Ohms)
-
16
Frequency Response Range
20Hz-20,000Hz
20Hz-20,000Hz