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Boult Audio Z40 Pro vs boAt Airdopes Flex 454 ANC vs OPPO Enco Buds 2

By cashify- Updated: 15th Nov 2026, 05:03 IST

Key Feature Comparison

At a Glance

Show differences only

20000 Hz

20 Hz

8 Hours

60 Hours

28 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

General

Brand

Boult Audio

boAt

OPPO

Model

Z40 Pro

Airdopes Flex 454

Enco Buds 2

Launch Date

30-Sep-23

16-Sep-23

25-Aug-22

Price

Rs. 1,599

Rs. 1,999

Rs. 1,799

Price Status

Confirmed

Market Status

Available

Compatible Devices

Mobile Phone, PC, Tablet

Box Contents

1 Pair of Earbuds, Charging Case, Charging Cable, User Manual, Warranty Card, Additional Pair of Ear Tips

1 Pair of Earbuds, User Manual, Warranty Card, Type-C Charging Cable

1 Pair of Earbud with Charging Case, Earbud Tips, User Manual

Warranty

1 Year

Design

Type

Wireless

Design

In Ear Canalphone

Fit

In the Ear

Open or Closed Back

Closed Back

Water Resistant

Yes, IPX5 rating

Yes

Performance

Driver Type

Dynamic Driver, 10 mm

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

Dimensions

Overall :48 x 27 x 60 mm

Colours

Pro Midnight, Pro Dawn, Pro Jungle, Pro Lavender

Gunmetal Black, Zinc White

Black

Features

Noise Cancellation

Yes

Yes, Active Noise Cancellation

Yes

Replaceable Earbuds

Yes

Call Control

Answer / End

Music Control

Volume Control

Connectivity

Bluetooth

Bluetooth Version

5.3

5.2

Bluetooth Profile

A2DP, AVRCP, HFP, HSP

Bluetooth Range

10 meter

Bluetooth Features

Auto Pairing

Microphone

Yes

Battery

Playback Time

8 Hours

60 Hours

28 Hours

Standby Time

100 Hours

Charging Type

USB Type-C

Charging Time

90 Minute

1.5 Hours

Battery Type

Li-ion

Latest Comparisons

Boult Audio Z40 Pro

boAt Airdopes Flex 454 ANC

Boult Audio Airbass X45

Boult Audio BassBuds X1

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