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Redmi K40 Gaming vs Samsung Galaxy M42 5G

Redmi K40 Gaming XiaomiRedmi K40 Gaming
VS
Samsung Galaxy M42 5G SamsungGalaxy M42 5G

The third device is shown on desktop screens only

General

Device Type
Smart Phone
Smart Phone
Device Name
Redmi K40 GamingM2012K10CM2104K10AC
Samsung Galaxy M42 5GSM-M426BSM-M426B/DS
Announced
April 2021
April 2021
Released
April 2021
May 2021
Colors
BlackGreySilverBruce Lee Yellow
Prism Dot BlackPrism Dot Grey

Design

Length
161.9 mm (6.37 in)
164.4 mm (6.47 in)
Width
76.9 mm (3.03 in)
75.9 mm (2.99 in)
Thickness
8.3 mm (0.33 in)
8.6 mm (0.34 in)
Weight
205 g (7.23 oz)
190 g (6.70 oz)
Materials
Glass front (Gorilla Glass 5)Glass back (Gorilla Glass 5)
—

Network

2G Network
Yes
Yes
3G Network
Yes
Yes
4G Network
Yes
Yes
5G Network
Yes
Yes
GPRS
Yes
Yes
EDGE
Yes
Yes
SIM
Nano SIM
Nano SIM
Multi SIM
Dual SIM
Hybrid Dual SIM
Speed
5G Up to 4.7 GB
5G Up to 3.7 GB
On both: 3G Up to 42 MB, 4G Up to 1.2 GB

Display

Display Type
OLED
Super AMOLED
Size
6.67 Inches
6.6 Inches
Refresh Rate
120 Hz
—
Resolution
1080x2400 Pixels (FHD+)
720x1600 Pixels (HD+)
Screen Ratio
86.3%
84.3%
Aspect Ratio
20:9
20:9
Pixel Density
395 PPI
266 PPI
Brightness Level
500 Nits
—
Display Protection
Corning Gorilla Glass 5
—
Features
HDR10+Touch Response Rate 480 HzHole-punch NotchEye Care DisplayDark Mode1B Colors
Water Drop NotchFrameless16M Colors
On both: Always-on Display, Capacitive, Multi-touch

Hardware

Chipset
MediaTek Dimensity 1200 5G
Qualcomm Snapdragon 750 5G
Manufacturing Technology
6 nm
8 nm
CPU Type
8 (Octa-core)
Octa-core
CPU
1x3.0 GHz (Cortex-A78)3x2.6 GHz (Cortex-A78)4x2.0 GHz (Cortex-A55)
Octa-core:Dual-core 2.2 GHzHexa-core 1.8 GHz
GPU
Mali-G77 MC9
Adreno 619
RAM (Memory)
6/8/12 GB6 GB (128 GB)8 GB (128 GB)8 GB (256 GB)12 GB (128 GB)12 GB (256 GB)
6/8 GB
Internal Storage
128/256 GB
128 GB
Storage Type
UFS 3.1
UFS 2.1
Ram Type
LPDDR4x
LPDDR4x
Card Slot
No
Yes - MicroSD

Software

OS
Android 11
Android 11
User Interface
MIUI 12.5
One UI 3.1

Main camera

Camera Setup
Triple Camera
—
Resolution
64 MP + 8 MP + 2 MP
—
Camera
64 MP: Standard8 MP: Ultrawide2 MP: Macro
—
Four
—
First Camera: 48 MP (Standard)Second Camera: 8 MP (Ultrawide)Third Camera: 5 MP (Macro)Fourth Camera: 5 MP (Depth)
Aperture Size
F/1.7 (64 MP)F/2.2 (8 MP)F/2.4 (2 MP)
First Camera: F/1.8Second Camera: F/2.2Third Camera: F/2.4Fourth Camera: F/2.4
Sensor
Omnivision OV64B (64 MP)Unknown (8 MP)Unknown (2 MP)
—
Stabilization
Electronic Stabilization (EIS)
—
Zoom
Digital Zoom
—
Slow Motion
FHD 1080P@120fpsHD 720P@960fps
—
Video
4K 2160P@30fpsFHD 1080P@30/60fps
4K 2160P@30fpsFHD 1080P@30fpsHD 720P@480fpsSlow Motion
Flash
Yes
Yes
More details (1)Camera Features
Camera Features
No extras
Digital Zoom
On both: Autofocus (AF), Night Mode, Portrait Mode, Pro Mode, AI Scene Detection, Continuous shooting, Panorama, Exposure compensation, Face detection, Geotagging, HDR, ISO settings, Scene mode, Self-timer, Touch focus, White balance settings

Selfie Camera

Camera
16 MP
20 MP
Aperture Size
F/2.5
F/2.2
Video
FHD 1080P@30fps
FHD 1080P@30fps
Slow Motion
HD 720P@120fps
—
Flash
No
No
More details (1)Camera Features
Camera Features
Night Mode
No extras
On both: Portrait Mode, Face Detection, Beauty Mode, Gesture Shot, HDR

Connectivity

Wi-Fi
a/b/g/n/ac/6
a/b/g/n/ac
On both: Wi-Fi 802.11, Dual-band, Wi-Fi Direct, Hotspot
Bluetooth
5.2
5.0
On both: A2DP, LE
Location
QZSSNavIC
No extras
On both: GPS, A-GPS, GLONASS, BDS, GALILEO
NFC
Yes
Yes
IR blaster
Yes
—
USB
USB Type-C 2.0
USB Type-C 2.0

Media

Loudspeaker
Yes - Stereo speakers
Yes
3.5mm jack
No
Yes
FM Radio
No• Sound by JBL • 24-bit/192kHz
Yes

Other specifications

Sensors
BarometerColor spectrum
No extras
On both: Accelerometer, Gyroscope, Proximity, Compass
Lock Type
Fingerprint (Side-mounted)
Fingerprint (Under Display)
On both: Facial Recognition, Pattern, PIN, Password
Water/Dust Resistant
Dust and splash resistance (IP53)
—
Box Contents
Power Adapter (67 W)Protective CasePhysical pop-up gaming triggers
Power Adapter (15 W)Headphones
On both: Device, USB Cable, SIM Eject Tool, Quick start guide

Charging and Battery

Fast Charging
Yes - 67 W (100% in 42 min)
Yes - 15 W
Capacity
5065 mAh
5000 mAh

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Copyright © 2026 NXT Test. All Rights Reserved