Select City
TECH500

Boult Audio K40 vs boAt Immortal 131

Key Feature Comparison

9

Boult Audio K40

Check Price
close
8.2

boAt Immortal 131

Check Price
close
Add more earbuds to compare

At a Glance

Show differences only

20 KHz

20 Hz

48 Hours

400 mAh

40 Hours

Wireless

In Ear Canalphone, In the Ear

Wireless

In Ear Canalphone, In the Ear

10 meter

Auto Pairing

10 meter

Auto Pairing

Detailed Specs

Brand

Boult Audio
Boat

Model

K40
Immortal 131

Launch Date

23-Feb-24
-

Price

Rs. 899
Rs. 1,299

Price Status

Confirmed
Confirmed

Market Status

Available
Available

Box Contents

Earbud, Charging Case, USB Cable Type C, User Manual, Warranty Card
1 Pair of Earbuds, Additional Ear Tips, Charging Cable, User Manual, Warrranty Card

Warranty

1 Year
1 Year

Compatible Devices

-
Mobile Phone, PC, Tablet

Type

Wireless
Wireless

Design

In Ear Canalphone
In Ear Canalphone

Fit

In the Ear
In the Ear

Open or Closed Back

Closed Back
Closed Back

Water Resistant

-
Yes

Eartip Size

Large, Medium, Small
Large, Medium, Small

Weight

36 gm
-

Dimensions

Overall :45 x 24 x 62 mm
-

Colours

Berry Red, Denim Blue, Electric Black, Ivory White, Khaki Green
BlackSabre, WhiteSabre

Foldable Design

-
Yes

Noise Cancellation

Yes
-

Replaceable Earbuds

Yes
Yes

Call Control

Answer / End
Answer / End

Music Control

Volume Control
Volume Control

Other Control

-
Touch

Voice Assistant

-
Yes

Connectivity

Bluetooth
-

Bluetooth Version

5.3
5.3

Bluetooth Range

10 meter
10 meter

Bluetooth Features

Auto Pairing
Auto Pairing

Microphone

Yes
Yes

Playback Time

48 Hours
40 Hours

Charging Type

USB Type-C
USB Type-C

Charging Time

100 Minute
2 Hours

Battery Type

Li-ion
-

Battery Capacity

-
400 mAh

Max Frequency Response

-
20 KHz

Min Frequency Response

-
20 Hz
Turn your old phone into cash

You May Also Read

Realme Mobile Price List
Oppo Mobile Price List
OnePlus Mobile Price List
Nokia Mobile Price List
Samsung Mobile Price List

Recent News

Honor’s First 10000mAh Battery Phone Coming Soon: Here Is The Full Reveal 
29th Oct 2025
Free Fire OB51 Update Releases Today: Here Are All The New Features
29th Oct 2025
iQOO Neo 11 Launch: Premium Powerhouse Set To Ignite China
29th Oct 2025
M-Kopa X30 Leaks: HMD Teams Up For Affordable Android Gem In Africa
29th Oct 2025
OPPO Find X9 Pro Price In European Market Will Shock Indians
29th Oct 2025

Tips & Tricks

Snapchat AI Lens Is Now Free: Here’s How to Use It 
28th Oct 2025
Best Battery Backup Phones Under 20000
24th Oct 2025
How to Make UPI Payments Using Your Fingerprint or Face ID
23rd Oct 2025
Top 6 Features of OriginOS 6 That Make It a Game Changer
22nd Oct 2025
iPhone 16 Pro Battery Draining Fast? Here’s What To Do
17th Oct 2025

Popular Leaks

Realme Big Announcements: 15T Launch And 15000mAh Battery Phone
29th Aug 2025
Honor Launches Robot Phone: The First Ever Phone With A Robotic Arm Is Here 
17th Oct 2025
OxygenOS 16 Update Devices: These Devices Are Eligible For Update
23rd Oct 2025
POCO F7 Specs Leak, Will Launch With 7000mAh Battery
12th Jan 2025
iQOO and POCO to Enter Offline Market in India; Here’s When
23rd Nov 2021