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Truke BTG Flex vs boAt Immortal 171 vs Boult Audio Airbass Z40

cshadmin

- Updated: 25th Jul 2025, 22:28 IST

Key Feature Comparison

At a Glance

Show differences only

20000 Hz

20 Hz

60 Hours

400 mAh (Case), 40 mAh Per Earbud

40 Hours

60 Hours

Wireless

In Ear Canalphone, In the Ear

Wireless

In Ear Canalphone, In the Ear

Wireless

In Ear Canalphone

10 meter

Auto Pairing

10 meter

Auto Pairing

10 meter

Auto Pairing

Detailed Specs

General

Brand

Truke

Boat

Boult Audio

Model

BTG Flex

Immortal 171

Airbass Z40

Launch Date

13-Aug-24

4-Jan-23

Price

Rs. 1,299

Rs. 1,199

Price Status

Confirmed

Market Status

Available

Compatible Devices

Mobile Phone, PC, Tablet

Box Contents

Earbuds, Charging Case, USB Cable, User Manual, Warranty Card

1 Pair of Earbuds, Additional Eartips, Charging Cable, User Manual, Warranty Card

Earbuds with Charging Case, Extra Pair of Eartips, Charging Cable, User Manual, Warranty Card

Warranty

1 Year

Design

Type

Wireless

Design

In Ear Canalphone

Fit

In the Ear

Open or Closed Back

Closed Back

Performance

Driver Type

Dynamic Driver

Max Frequency Response

20000 Hz

Min Frequency Response

20 Hz

Physical Design

Foldable Design

Yes

Eartip Size

Large, Medium, Small

Weight

50 gm

60 gm

Dimensions

Overall :60 x 54 x 30 mm

Overall :50.1 x 56.2 x 285 mm

Colours

Sunset Orange, Sunset Black, Alpine Green

White Sabre, Black Sabre

Blue, Brown, White

Features

Noise Cancellation

Yes

Replaceable Earbuds

Yes

Call Control

Answer / End

Music Control

Volume Control

Connectivity

Bluetooth

Bluetooth Version

5.4

5.3

5.2

Bluetooth Range

10 meter

Bluetooth Features

Auto Pairing

Microphone

Yes

Battery

Playback Time

60 Hours

40 Hours

60 Hours

Charging Type

USB

USB Type-C

Battery Type

Li-Polymer

Battery Capacity

400 mAh (Case), 40 mAh Per Earbud

Charging Time

1.5 Hours

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