Sennheiser HD440 BT Wireless Headphones vs boAt Airdopes 381 True Wireless Stereo (TWS) Earphones

  • Sennheiser HD440 BT Wireless Headphones were first released on 1st January 2017.
  • boAt Airdopes 381 True Wireless Stereo (TWS) Earphones were first released on 4th May 2022. This version of boAt headphones has bluetooth support 5. Its battery life is 4hrs, helping you comfortably use it throughout a long active day.
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Microphone
Yes
-
Colour
Black
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Release date
1st January 2017
4th May 2022
Model Number
HD440 BT
Airdopes 381
Driver Size (mm)
-
7
Number of Drivers
-
2
Water Resistant
-
IPX5
Bluetooth
Yes
Yes
Bluetooth Version
-
5
Bluetooth Codec Support
aptX
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Battery Life (Hrs)
-
4
Charging Time (Hrs)
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1
Impedance (Ohms)
18
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Sensitivity (dB)
113
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Frequency Response Range
18Hz-22,000Hz
20Hz-20,000Hz