Boult Audio K40 vs Boult Audio W20 vs boAt AirDopes Atom 81
- Updated: 12th Sep 2024, 11:00 IST
Key Feature Comparison
Show differences only
At a Glance
Show differences only
20000 Hz
20 Hz
48 Hours
32 Hours
320 mAh
50 Hours
Wireless
In Ear Canalphone, In the Ear
Wireless
In Ear Canalphone, In the Ear
Wireless
In Ear Canalphone, In the Ear
10 meter
Auto Pairing
10 meter
Auto Pairing
10 meter
Auto Pairing
Detailed Specs
Brand
Boult Audio
Boult Audio
Boat
Model
K40
W20
Airdopes Atom 81
Launch Date
23-Feb-24
14-Sep-23
23-Nov-22
Price
Rs. 899
Rs. 899
Rs. 1,299
Price Status
Confirmed
Confirmed
Confirmed
Market Status
Available
Available
Available
Box Contents
Earbud, Charging Case, USB Cable Type C, User Manual, Warranty Card
1 Pair of Earbuds, Charging Case, Charging Cable, User Manual, Warranty Card, Additional Pair of Ear Tips
Earbuds, Charging Case, USB Cable Type C, Eartips, User Manual, Warranty Card
Warranty
1 Year
1 Year
1 Year
Compatible Devices
-
Mobile Phone, PC, Tablet
Mobile Phone, PC, Tablet
Type
Wireless
Wireless
Wireless
Design
In Ear Canalphone
In Ear Canalphone
In Ear Canalphone
Fit
In the Ear
In the Ear
In the Ear
Open or Closed Back
Closed Back
Closed Back
Closed Back
Water Resistant
-
Yes, IPX5 rating
Yes
Eartip Size
Large, Medium, Small
Large, Medium, Small
Medium
Weight
36 gm
-
45 gm
Dimensions
Overall :45 x 24 x 62 mm
-
Overall :52 x 25 x 53 mm
Colours
Berry Red, Denim Blue, Electric Black, Ivory White, Khaki Green
Glacier Blue, Pine Green, Space Black
Opal Black, Pearl White
Foldable Design
-
Yes
Yes
Noise Cancellation
Yes
Yes
-
Replaceable Earbuds
Yes
Yes
-
Call Control
Answer / End
Answer / End
Answer / End
Music Control
Volume Control
Volume Control
Volume Control
Connectivity
Bluetooth
Bluetooth
Bluetooth
Bluetooth Version
5.3
5.3
5.3
Bluetooth Range
10 meter
10 meter
10 meter
Bluetooth Features
Auto Pairing
Auto Pairing
Auto Pairing
Microphone
Yes
Yes
Yes
Playback Time
48 Hours
32 Hours
50 Hours
Charging Type
USB Type-C
USB Type-C
USB Type-C
Charging Time
100 Minute
-
2 Hours
Battery Type
Li-ion
Li-ion
-
Driver Type
-
Dynamic Driver
Dynamic Driver
Impedance
-
16 Ohms
-
Sensitivity
-
98 dB/mw
-
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