CMF by Nothing Buds 2 vs CMF by Nothing Buds vs Boult Audio Astra

By cashify- Updated: 16th Nov 2026, 00:56 IST

Key Feature Comparison

At a Glance

Show differences only

20000 Hz

20 Hz

20000 Hz

20 Hz

460 mAh

55 Hours

460 mAh

35.5 hours with Case (ANC Off), 8 hours (Earbuds with ANC Off), 24 hours with Case (ANC On), 5.6 hours (Earbuds with ANC On)

48 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

CMF

Boult Audio

Model

Buds 2

Buds

Astra

Price

Rs. 2,699

Rs. 2,499

Rs. 1,299

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

Pair of earbuds, Ear tips in size S, M, L, Charging case, Safety information and warranty information , User guide

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

Warranty

1 Year

Launch Date

5-Mar-24

4-Sep-23

Design

Type

Wireless

Design

In Ear Canalphone

Fit

In the Ear

Open or Closed Back

Closed Back

Water Resistant

Yes, IP55 rating

Yes, IPX54 rating

Performance

Driver Type

Dynamic Driver

Max Frequency Response

20000 Hz

Min Frequency Response

20 Hz

Physical Design

Eartip Size

Large, Medium, Small

Weight

51 gm

52 gm

60 gm

Dimensions

Eartips :33.4 x 22.8 x 20.6 mm Carrying case :53.3 x 53.3 x 23 mm

Eartips :32.6 x 20.4 x 24.4 mm, Carrying case :54.7 x 54.7 x 22.9 mm

Overall :56 x 50 x 29 mm

Colours

Orange, Light Green, Dark Grey

Dark Grey, Light Grey, Orange

Black Gloss, Smoky Metal, White Opal

Features

Noise Reduction

Yes

Noise Cancellation

Yes

Replaceable Earbuds

Yes

Call Control

Answer / End

Music Control

Volume Control

Connectivity

Bluetooth

Bluetooth Version

5.4

5.3

Bluetooth Profile

A2DP, AVRCP, HFP

A2DP, AVRCP, HFP, HSP

Bluetooth Range

10 meter

Bluetooth Features

Auto Pairing

Microphone

Yes

Battery

Battery Capacity

460 mAh

Playback Time

55 Hours

35.5 hours with Case (ANC Off), 8 hours (Earbuds with ANC Off), 24 hours with Case (ANC On), 5.6 hours (Earbuds with ANC On)

48 Hours

Charging Type

USB Type-C

Charging Time

93 Minute

1.5 Hours

Battery Type

Li-ion

Li-Polymer

Latest Comparisons

CMF by Nothing Buds 2

Portronics Harmonics Z10

Boult Audio ProBass YCharge

Know More

boAt Airdopes 300

boAt Airdopes 141 ANC

You May Also Read

Top Apple Mobile Phones

Get to know about the best Apple smartphones launched in the last 5 years. Also, evaluate the exchange price if you sell you old phone on Cashify.

Best Mobile Phones Under 45000

Cashify’s best Mobile Phones Under Rs. 45,000 list has a set of premium smartphones. The list is specially curated for the smartphone buyers with premium choices. aThe list has a huge range of smartphones that fall in this price range. This vast range opens up alternatives for smartphone buyers to buy a new phone. The…

Best Mobile Phones Under 35000

When it comes to finding the Best Phone Under 35000, we all expect lots of features with strong performance and camera. The following device come under the flagship category and offer the best performance you can find in any smartphone. The best part is, the budget is under 35000! In this list, you will find…

Top Camera Smartphones

Some of the most significant innovations in smartphone technology over the past years have been in cameras. The best camera smartphones have improved so much in the past decade that comparing a 2010 smartphone camera with a 2020 smartphone camera would blow our minds. One does not need to carry a DSLR anymore to capture…

Top 10 Mobile Phones

Smartphones are a big part of our everyday life. If you choose the right one, it can really improve your productivity. A good smartphone works smoothly, while a bad one can be annoying and cause a lot of inconvenience. Cashify has made a new list of the top 10 smartphones in India for 2025. These…

Recent News

View All

MacBook Neo Croma Deal Offers Up To Rs 7,000 Discount

15th Nov 2026

ColorOS 17 For Tablets Arrives: Pad 3 Receives The First Update

15th Nov 2026

Honor Magic 10 Leaks Hint At Two Major Upgrades You Should Know About

15th Nov 2026

Vivo Price Hike In India: V80, S2 And Y11 Become Costlier By Up To Rs 5,000

15th Nov 2026

iPhone 16 Price Drops to Just Rs 19,655 On Flipkart With Exchange Offer

15th Nov 2026

Galaxy S25 Lowest Price On Flipkart: Rs 54,000 Discount And Up To Rs 41,550 Exchange Bonus

14th Nov 2026

ColorOS 17 For Oppo Reno 15C: Know The Eligible Versions And Rollout Timeline

14th Nov 2026

Tips & Tricks

View All

How To Disable Flash Messages? Let’s Find Out Here

Are you annoyed by the flash message you get from your network provider whenever you use the internet or take a call? Don’t worry! We bring the solution to it. This article covers how to disable flash messages in simple steps.

15th Nov 2026

Free Fire Redeem Code Today For {{month 2026: Latest Codes

Hunting for Free Fire Max Redeem codes today? In this article we bring you the best free fire codes that are totally working and can get you the best rewards in the game.

14th Nov 2026

iPhone Ringtone Download: Latest Free Mp3 For Android Phones

Android users, now you can download iPhone ringtone on your smartphone as well. Here, we have shared a few ways how to do so.

14th Nov 2026

Best Mobile Processors Ranking November 2026: Latest List

There are plenty of smartphones, and almost all those smartphones have different chipsets. The performance of each chipset is vital for any smartphone, it shapes the user experience and leaves a long-lasting positive impact. So, if you want to make sure you’re buying the right smartphone with the right SoC, check out our best processor for mobile phone ranking list.

13th Nov 2026

How To Adjust PUBG Sensitivity Code And Fortnite Settings

Adjusting your sensitivity offers much help in improving the aiming capability. Pointing the crosshair is the main component to win in shooting battle games like PUBG and fortnight. Therefore, here we have discussed the correct measures to improve aiming through adjusting sensitivity and improve your gameplay significantly.

13th Nov 2026

Recent Articles

View All

Snapdragon 8 Elite Gen 5 Phones: Full List of Upcoming Flagships

Know all the details about the upcoming phones with Snapdragon 8 Elite Gen 5. Check the list now!

15th Nov 2026

How To Disable Flash Messages? Let’s Find Out Here

15th Nov 2026

iOS 27 Supported Devices: See The Full List Before Anyone Else

Which iPhones will support iOS 27? Check out this blog on the list of all iOS 27 supported devices, and also see all the new features of this OS upgrade.

15th Nov 2026

Here’s How To Get JioHotstar Plan For Rs 1: Step-By-Step Guide

Check this post to access the JioHotstar Rs 1 plan. You can enjoy premium benefits at the lowest possible price.

15th Nov 2026

Free Fire Redeem Code Today For {{month 2026: Latest Codes

Hunting for Free Fire Max Redeem codes today? In this article we bring you the best free fire codes that are totally working and can get you the best rewards in the game.

14th Nov 2026