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Realme Buds Air 7 Pro vs OnePlus Buds 4 vs CMF by Nothing Buds Pro

cshadmin

- Updated: 12th Sep 2025, 01:32 IST

Key Feature Comparison

At a Glance

Show differences only

40000 Hz

20 Hz

40000 Hz

15 Hz

20 kHz

20 Hz

530 mAh

48 Hours

530 mAh

45 Hours

460 mAh (Case), 55 mAh Per Earbud

39 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

realme

OnePlus

CMF by Nothing

Model

Buds Air 7 Pro

Buds 4

Buds Pro

Launch Date

27-May-25

8-Jul-25

26-Sep-23

Price

Rs. 5,499

Rs. 5,999

Rs. 3,499

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, USB Cable, User Manual, Safety and Warranty Card

Warranty

1 Year

Design

Type

Wireless

Design

In Ear Canalphone

Fit

In the Ear

Open or Closed Back

Closed Back

Performance

Max Frequency Response

40000 Hz

20 kHz

Min Frequency Response

20 Hz

15 Hz

20 Hz

Driver Type

Dynamic Driver

Dynamic

Impedance

18 Ohms

Sensitivity

118 dB/mw

Physical Design

Foldable Design

Yes

Eartip Size

Large, Medium, Small

Colours

Fiery Red, Glory Beige, Metallic Grey, Racing Green

Zen Green, Storm Grey

Orange, Dark Grey, Light Grey

Weight

49 gm

Earbud 4.8 grams Charging box 44.5 grams

Dimensions

Eartips :31 x 24.2 x 20.6 mm, Carrying case :65.4 x 52.4 x 25.3 mm

Dimensions Earbud 31.6 x 21.6 x 22.5mm, Charging box 58 x 58 x 24mm

Features

Noise Reduction

Yes

Anti-wind noise structure

Noise Cancellation

Yes

Active Noise Cancellation

Yes

Replaceable Earbuds

Yes

Call Control

Answer / End

Music Control

Volume Control

Connectivity

Bluetooth

Bluetooth Version

5.4

5.3

Bluetooth Range

10 meter

Bluetooth Features

Auto Pairing

Microphone

Yes

Bluetooth Profile

A2DP, AVRCP,HFP

Battery

Battery Capacity

530 mAh

460 mAh (Case), 55 mAh Per Earbud

Playback Time

48 Hours

45 Hours

39 Hours

Charging Type

USB Type-C

USB

Charging Time

2 Hours

80 Minute

1.5 hours (Case)

Battery Type

Li-ion

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