Samsung Galaxy M21 (2021) versus Xiaomi Redmi K20

Compare specifications, price, availability, ratings and shopping interest.

Samsung Galaxy M21 (2021) 6GB/128GB

Discontinued
KSh 24,900

Xiaomi Redmi K20 6GB/128GB

Discontinued
KSh 41,100

Samsung Galaxy M21 (2021) 6GB/128GB Xiaomi Redmi K20 6GB/128GB
Price KSh 24,900 KSh 41,100
Sales 9 - For May 2025 17 - For May 2025
Average rating 4.7 - 3 votes 3.8 - 4 votes
Likes 1 - For May 2025 0 - For May 2025
Views 250 - For May 2025 453 - For May 2025
General
Available July
2021
 May
2019
Dimensions 159 x 75.1 x 9 mm
 156.7 x 74.3 x 8.8 mm
Weight 192 g
 191 g
Colors Arctic Blue
Charcoal Black
 Glacier blue
Red flame
Carbon black
Network 2G, 3G, 4G 2G, 3G, 4G
Network features 2G: 850, 900, 1800, 1900; 3G: B1, B2, B5, B8; 4G FDD: B1, B3, B5, B7, B8, B20; 4G TDD: B38, B40, B41 -
Key features FHD+ Super AMOLED display
48MP triple main camera
20MP selfie camera
6000mAh battery power
4K video recording
Fingerprint / face unlock
 AMOLED screen
HDR
48MP triple main camera
20MP sefie
Gorilla Glass 5
4K video recording
Fast charging
Platform
Operating system Android 11; One UI 3.1 Core
 Android 9.0 Pie; MIUI 10
GPU Mali-G72 MP3
 Adreno 618
Processor 2.3 GHz
Octa-core
 2.2 GHz
Octa-core
Chipset Exynos 9611
 Qualcomm Snapdragon 730
Graphics processor Mali-G72 MP3
 Adreno 618
RAM 6GB
 6GB
Storage 128GB
 128GB
Card slot MicroSD
Up To 512GB
Dedicated Slot
 No
Battery 6000mAh
Li-Po
 4000mAh
Li-Po
Battery features 15W Fast Charging
Up To 22h Wi-Fi / LTE Internet
Up To 29h Video Playback
Up To 49h LTE Talk Time
Up To 121h Audio Playback
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Platform features -
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Display
Display size 6.4 Inches
1080 x 2340 Pixels
 6.39 inches
1080 x 2340 pixels
Display type Super AMOLED Screen
16M Colors
 AMOLED screen
16M colors
Pixel density 403 ppi
 403 ppi
Display features Infinity-U
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Camera
Camera resolution 48MP F2.0 + 8MP F2.2 + 5MP F2.2
 48MP + 8MP + 13MP Triple
Camera features 123-degree Ultra Wide Angle
Bokeh
Portrait
LED Flash
 Face detection
Geo tagging
Autofocus
Panorama
Touch to focus
PDAF
HDR
Dual LED flash
2x optical zoom
Video recording 4K 30fps
Full HD 30fps
240fps Slow Motion @HD
 2160p 30fps
Front camera
Front camera resolution 20MP F2.2
 20MP; Pop-up
Front camera features Bokeh
 HDR
Video recording Full HD 30fps
 1080p 30fps
Sensors & connectivity
Sensors Fingerprint
Accelerometer
Proximity
Gyro
Compass
Ambient Light
 Fingerprint
Accelerometer
Gyro
Proximity
Compass
Connectivity USB Type-C 2.0
Wi-Fi Hotspot
Wi-Fi Direct
Dual-band Wi-Fi
GPS
GLONASS
BDS
GALILEO
Bluetooth 5.0
 USB 2.0
USB Type C 1.0
Bluetooth 5.0
Dual band WiFi
WiFi direct
WiFi hotspot
DLNA
GPS
GLONASS
BDS
GALILEO
NFC
USB OTG
Connectivity features -
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