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Redmi K40S vs Samsung Galaxy S21 FE

Redmi K40S XiaomiRedmi K40S
VS
Samsung Galaxy S21 FE SamsungGalaxy S21 FE

The third device is shown on desktop screens only

General

Device Type
Smart Phone
Smart Phone
Device Name
Redmi K40S
Samsung Galaxy S21 FE
Announced
March 2022
January 2022
Released
March 2022
January 2022
Colors
GreyBlueBlackGreen
WhiteOliveGraphiteLavender

Design

Length
163.2 mm (6.43 in)
155.7 mm (6.13 in)
Width
76 mm (2.99 in)
74.5 mm (2.93 in)
Thickness
7.7 mm (0.30 in)
7.9 mm (0.31 in)
Weight
195 g (6.88 oz)
177 g (6.24 oz)
Materials
—
Glass front (Gorilla Glass Victus)Aluminum framePlastic back

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
Dual SIM
Speed
3G Up to 42 MB4G Up to 2 GB5G Up to 7.5 GB
Same on both

Display

Display Type
AMOLED
Dynamic AMOLED 2X
Size
6.67 Inches
6.4 Inches
Refresh Rate
120 Hz
120 Hz
Resolution
1080x2400 Pixels (FHD+)
1080x2340 Pixels (FHD+)
Screen Ratio
86.6%
86.7%
Aspect Ratio
20:9
19.5:9
Pixel Density
395 PPI
403 PPI
Brightness Level
1300 Nits (Peak)
—
Display Protection
Corning Gorilla Glass 5
Corning Gorilla Glass Victus
Features
HDR10+Always-on DisplayHole-punch NotchEye Care DisplayDark ModeCapacitiveMulti-touch16M Colors
Same on both

Hardware

Chipset
Qualcomm Snapdragon 870
Samsung Exynos 2100Snapdragon 888
Manufacturing Technology
7 nm
5 nm
CPU Type
8 (Octa-core)
8 (Octa-core)
CPU
1x3.2 GHz (Cortex-A77)3x2.42 GHz (Cortex-A77)4x1.80 GHz (Cortex-A55)
—
GPU
Adreno 650
Mali-G78 MP14 (Exynos 2100)Adreno 660 (Snapdragon 888)
RAM (Memory)
6/8/12 GB12 GB (256 GB)
6/8 GB
On both: 6 GB (128 GB), 8 GB (128 GB), 8 GB (256 GB)
Internal Storage
128/256 GB
128/256 GB
Storage Type
UFS 3.1
—
Ram Type
LPDDR5
—
Card Slot
No
No
Antutu Score
715.000 (v9)
—

Software

OS
Android 12
Android 12 (One UI 4)
Update To
—
Android 13 (One UI 5)
User Interface
MIUI 13
—

Main camera

Camera Setup
Triple Camera
Triple Camera
Resolution
48 MP + 8 MP + 2 MP
12 MP + 8 MP + 12 MP
Camera
48 MP: Standard (OIS)8 MP: Ultrawide2 MP: Macro
12 MP: Standard (OIS)8 MP: Telephoto (OIS)12 MP: Ultrawide
Aperture Size
F/1.8 (48 MP)F/2.2 (8 MP)F/2.4 (2 MP)
F/1.8 (12 MP)F/2.4 (8 MP)F/2.2 (12 MP)
Sensor
Sony IMX582 (48 MP)Unknown (8 MP)Unknown (2 MP)
—
Stabilization
Optical Stabilization (OIS)Electronic Stabilization (EIS)
Same on both
Zoom
Digital Zoom
Optical Zoom 3xDigital Zoom 30x
Slow Motion
FHD 1080P@120fpsHD 720P@960fpsHD 720P@240fpsHD 720P@120fps
FHD 1080P@240fpsHD 720P@960fps
Video
4K 2160P@30fpsFHD 1080P@30/60fps
4K 2160P@30/60fpsFHD 1080P@30/60fpsHDR10+ Recording
Flash
Yes
Yes
More details (1)Camera Features
Camera Features
Autofocus (AF)Night ModePortrait ModePro ModeAI Scene DetectionContinuous shootingPanoramaExposure compensationFace detectionGeotaggingHDRISO settingsScene modeSelf-timerTouch focusWhite balance settings
Same on both

Selfie Camera

Camera
20 MP
32 MP
Aperture Size
F/2.5
F/2.2
Video
FHD 1080P@30fps
4K 2160P@30/60fpsFHD 1080P@30/60fpsElectronic Stabilization (EIS)
Slow Motion
HD 720P@120fps
—
Flash
No
No
More details (1)Camera Features
Camera Features
Night ModePortrait ModeFace DetectionBeauty ModeGesture ShotHDR
Same on both

Connectivity

Wi-Fi
Wi-Fi 6a/b/g/n/ac/axDual-bandWi-Fi DirectHotspot
Same on both
Bluetooth
5.2
5.0
On both: LE, A2DP
Location
QZSSNavIC
No extras
On both: GPS, BDS, GALILEO, GLONASS
NFC
Yes
Yes
USB
USB Type-C 2.0
USB Type-C 2.0

Media

Loudspeaker
Yes - Stereo speakers
Yes - Stereo speakers
3.5mm jack
No
No
FM Radio
No• Dolby Atmos • Hi-Res Audio • 2 Microphones • Noise Cancellation Microphone
No• Dolby Atmos • Hi-Res Audio • 2 Microphones • Noise Cancellation Microphone

Other specifications

Sensors
Color spectrum
No extras
On both: Accelerometer, Gyroscope, Compass, Proximity
Lock Type
Fingerprint (Side-mounted)
Fingerprint (Under Display)
On both: Facial Recognition, Pattern, PIN, Password
Water/Dust Resistant
Splash resistant
Yes - IP68 dust/water resistant (up to 1.5m for 30 mins)
Box Contents
Power Adapter (67 W)Protective Case
Quick start guide
On both: Device, USB Cable, SIM Eject Tool
Other Features
—
Samsung PayBixby

Charging and Battery

Fast Charging
Yes - 67 W (100% in 38 min)
Yes - 25 W (50% in 30 min)
Wireless Charging
—
Yes - 15 W
Reverse Wireless
—
Yes
Capacity
4500 mAh
4500 mAh

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