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Boult Audio Z20 vs OnePlus Nord Buds 2R vs Boult Audio Airbass Z40

cshadmin

- Updated: 30th Aug 2025, 15:33 IST

Key Feature Comparison

At a Glance

Show differences only

20000 Hz

20 Hz

51 Hours

480 mAh

20 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

Boult Audio

OnePlus

Boult Audio

Model

Z20

Nord Buds 2R

Airbass Z40

Price

Rs. 799

Rs. 2,199

Rs. 1,199

Price Status

Confirmed

Market Status

Available

Compatible Devices

Mobile Phone, PC, Tablet

Box Contents

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

1 Pair of Earbuds, Charging Case, User Manual Guide, Safety and Warranty Card, Charging Cable Type-C, Red Cable Club Card, 2 Pair of Additional Ear Tips

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

Warranty

1 Year

Launch Date

5-Jul-23

4-Jan-23

Design

Type

Wireless

Design

In Ear Canalphone

Fit

In the Ear

Open or Closed Back

Closed Back

Water Resistant

Yes, IP55 Rated

Yes

Physical Design

Eartip Size

Large, Medium, Small

Weight

65 gm

38 gm

60 gm

Dimensions

Overall :65 x 35 x 35 mm

Eartips :28.5 x 20.2 x 23 mm, Carrying case :68.9 x 36.6 x 28.2 mm

Overall :50.1 x 56.2 x 285 mm

Colours

Jet Black, Ivory White

Triple Blue, Deep Grey

Blue, Brown, White

Features

Noise Cancellation

Yes

Yes, 25dB

Yes

Replaceable Earbuds

Yes

Noise Reduction

Yes, Noise Cancellation

Call Control

Answer / End

Music Control

Volume Control

Other Control

Touch

Voice Assistant

Yes

Google/Siri Assistant

Connectivity

Bluetooth

Bluetooth Version

5.3

5.2

Bluetooth Range

10 meter

Bluetooth Features

Auto Pairing

Microphone

Yes

Battery

Playback Time

51 Hours

20 Hours

60 Hours

Charging Type

USB Type-C

Battery Capacity

480 mAh

Charging Time

1.5 hours (Case), 1 hour (Earbuds)

Battery Type

Li-ion

Li-Polymer

Performance

Max Frequency Response

20000 Hz

Min Frequency Response

20 Hz

Driver Type

Dynamic Driver

Sensitivity

111 dB/mw

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