Select City
TECH500

Xiaomi 12X vs Xiaomi Redmi K40 Gaming Edition

Key Feature Comparison

7.6

Xiaomi 12X

Check Price
close
6.2

Xiaomi Redmi K40 Gaming Edition

Check Price
close
Add more phone to compare

At a Glance

Show differences only

Octa core (3.2 GHz, Single core, Kryo 585 + 2.42 GHz, Tri core, Kryo 585 + 1.8 GHz, Quad core, Kryo 585)

Qualcomm Snapdragon 870, Adreno 650

Octa core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)

MediaTek MT6893 Dimensity 1200 5G, Mali-G77 MC9

4500 mAh

Li-Polymer, Quick, v4.0, 67W

5065 mAh

Li-Polymer, Fast, 67W

15.95 cm (6.28 inch)

419 ppi, FHD

16.94 cm (6.67 inch)

395 ppi

Triple, 50MP + 13MP + 5MP

7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 120 fps

Triple, 64MP + 8MP + 2MP

4K @ 30fps, 1080p @ 30/60/120fps, 720p @ 960fps

5G

Dual SIM, GSM+GSM, Dual VoLTE

5G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

15.95 cm (6.28 inch)
16.94 cm (6.67 inch)

Screen Type

AMOLED
OLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels

Pixel Density

419 ppi
395 ppi

Aspect Ratio

20:09
20:09

Screen Protection

Gorilla Glass Victus
Gorilla Glass 5

Screen to Body Ratio

89.21%
86.3%

Screen Design

Punch hole
-

Screen Refresh Rate

120 Hz
120 Hz

Screen Quality

FHD
-

Peak Brightness

1100 nits
-

Phone Variants

8GB 128GB
128GB 6GB RAM, 128GB 8GB RAM, 128GB 12GB RAM, 256GB 8GB RAM, 256GB 12GB RAM

Expandable Storage

No
No

RAM Type

LPDDR5
-

Storage Type

UFS 3.1
UFS 3.1

OTG Support

Yes
Yes

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Accelerometer, gyro, proximity, compass, barometer, color spectrum

Operating System

Android v12
Android v11

GPU

Adreno 650
Mali-G77 MC9

Chipset

Qualcomm Snapdragon 870
MediaTek MT6893 Dimensity 1200 5G

CPU

Octa core (3.2 GHz, Single core, Kryo 585 + 2.42 GHz, Tri core, Kryo 585 + 1.8 GHz, Quad core, Kryo 585)
Octa core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)

Custom User Interface

MIUI
-

Clock Speed

3.2 GHz
3.0 GHz

Architecture

64 bit
-

Process Technology

7 nm
-

Battery Capacity

4500 mAh
5065 mAh

Battery Removable

No
No

Battery Type

Li-Polymer
Li-Polymer

Charger Type

Quick, v4.0, 67W
Fast, 67W

USB Type-C

Yes
Yes

Fast Charging

Yes
Yes

Charging Time

100 % in 39 minutes
100% in 42 min

Wireless Charging

Yes
-

Announced On

15-Mar-22
27-Apr-21

Market Status

Launched Globally
Launched Globally

Brand

Xiaomi
Xiaomi

Price Status

Expected
Expected

Price

Rs. 37,590
Rs. 23,399

GPS

Yes A-GPS, Glonass
A-GPS, GLONASS

Audio Features

Dolby Atmos
-

NFC

Yes
Yes

Network Support

5G
5G

Bluetooth

Yes
Yes

FM Radio

No
No

3.5mm Audio Jack

No
No

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano

Wi-Fi

Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz, MIMO
Wi-Fi 802.11 a/b/g/n/ac/6

Bluetooth Type

v5.1
v5.2

Audio Jack

USB Type-C
-

SIM Slot(s)

Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM

eSIM

No
-

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, hotspot

VoLTE

Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(b...
-

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(b...
-

Front Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 fps
-

Front Camera Setup

Single, 32MP
Single, 16MP

Front Camera 1 Resolution

32 MP
-

Front Camera 1 Type

Wide Angle, Primary Camera
-

Front Camera 1 Lens

26 mm focal length, 0.7 micrometre pixel size
-

Front Aperture

f/2.45
-

Front Flash

Yes, Screen flash
-

Front Camera Features

-
HDR

Weight

176 grams
205 grams

Colors

Black, Blue, Pink
Black, Gray, Silver, Bruce Lee Yellow

Dimensions

152.7 x 69.9 x 8.1 mm
161.9 x 76.9 x 8.3 mm

Build

-
Back: Glass

OIS

Yes
-

Rear Flash

Yes, Dual-color LED Flash
Dual-LED flash

Rear Video Recording

7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 120 fps
4K @ 30fps, 1080p @ 30/60/120fps, 720p @ 960fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection, Touch to focus
HDR, panorama

Rear Camera Setup

Triple, 50MP + 13MP + 5MP
Triple, 64MP + 8MP + 2MP

Rear Camera 1 Resolution

50 MP
64 MP

Rear Camera 1 Type

f/1.88, Wide Angle, Primary Camera
f/1.7, 26mm (wide)

Rear Camera 1 Lens

24 mm focal length, 1.56" sensor size, 1 micrometre pixel size
-

Rear Camera 2 Resolution

13 MP
8 MP

Rear Camera 2 Type

f/2.4, Ultra-Wide Angle Camera
f/2.2, 120degree (ultrawide)

Rear Camera 2 Lens

12 mm focal length
-

Rear Camera 3 Resolution

5 MP
2 MP

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.4, (macro)

Rear Camera 3 Lens

50 mm focal length
-

Rear Sensor

Exmor-RS CMOS Sensor
-

Rear Aperture

f/1.88
F1.7

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

On-Screen
Side

Fingerprint Scanner Type

Optical
-
Turn your old phone into cash

You May Also Read

Google Mobile Phone Price List
POCO Mobile Price List
Huawei Mobile Price List
LG Mobile Price List
Motorola Mobile Price List

Recent News

Motorola Phones Motherboard Failure Issue Trending But Why? Find Out The Reason Here
13th Mar 2026
Nothing Phone 4a Sale Begins: Record Numbers And Prices Await
13th Mar 2026
iQOO Z11 Design Officially Revealed Ahead Of Launch: 165Hz Display And 9,020mAh Battery
13th Mar 2026
Oppo Find X9s Pro Specs Leak Online, Compact Flagship May Feature Dual 200MP Cameras
13th Mar 2026
BGMI A18 Royale Pass Rewards Revealed: See What Prizes You Will Get
13th Mar 2026

Tips & Tricks

Vivo X300 Best Camera Settings For Best Quality: Full Guide
11th Mar 2026
How To Transfer Airtel eSIM From One Phone To Another
2nd Mar 2026
Google Pixel 10a Best Camera Settings: All Pro Mode Explained
25th Feb 2026
Best Camera Settings For iPhone 15
24th Feb 2026
How To Delete Snap Story: Simple Step-by-Step Guide
18th Feb 2026

Popular Leaks

OnePlus 15T Details Confirmed: Compact Design, 7500mAh Battery Teased Ahead Of China Launch
9th Mar 2026
Samsung Galaxy S26 Price Confirmed: No Increase In 2026
13th Jan 2026
Exclusive: Nothing Phone 4a Starts At Rs 31,999 – 50MP 3.5x Telephoto, Snapdragon 7s Gen 4
2nd Mar 2026
Honor Launches Robot Phone: The First Ever Phone With A Robotic Arm Is Here 
17th Oct 2025
Realme Big Announcements: 15T Launch And 15000mAh Battery Phone
29th Aug 2025