Samsung Galaxy A21s vs Xiaomi Poco M3 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

7.5
Samsung Galaxy A21s
Samsung Galaxy A21s Xiaomi Poco M3
Released · Jun 19, 2020
Released · Nov 27, 2020
6.5-inch · 1600x720px
6.5-inch · 2340x1080px
Quad camera
Triple camera
3GB · 32GB
4GB · 64GB
5000 mAh
6000 mAh
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Availability

Officially announced
May 15, 2020 Nov 24, 2020
Prices (MSRP)
€240 4GB/64GB - $149 | €149

Design

Dimensions
6.44 x 2.96 x 0.35 inches
163.7 x 75.3 x 8.9 mm
6.39 x 3.04 x 0.38 inches
162.3 x 77.3 x 9.6 mm
Weight
6.77 oz / 192.0 g 6.98 oz / 198.0 g
Materials
Back: Plastic
Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch) 2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, White, Blue, Red Yellow, Cool blue, Power black

Display

Size
6.5-inch, 82.94% screen-to-body 6.5-inch, 83.52% screen-to-body
Type
TFT IPS LCD, 60Hz
Resolution
1600x720px, 20:9 ratio, 270 PPI 2340x1080px, 19.5:9 ratio, 395 PPI
Protection
Corning Gorilla Glass 3
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
4.6 (Poor) Untested

Hardware

System chip
Samsung Exynos 850 Snapdragon 662 SM6115 (11 nm)
Processor
Octa-core
8x2.0GHz Cortex-A55
Octa-core
2000 MHz
Kryo 260
GPU
Mali-G76 Adreno 610
Memory
3GB (LPDDR4)/32GB (eMMC 5.1)
4GB/64GB
6GB/64GB
4GB (LPDDR4)/64GB (UFS 2.1)
4GB/128GB
Storage expansion
microSDXC up to 512 GB microSDXC up to 512 GB
OS
Android (10) Android (10)

Battery

Type
5000 mAh, Li - Polymer 6000 mAh
Charging
Fast charging Fast charging
Reverse wired charging
Charge speed
Wired: 18.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
11h 9min
Gaming
7h 48min
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested

Camera

Rear
Quad camera Triple camera
Main camera
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
48 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
2 MP (Macro)
Aperture size: F2.4
Pixel size: 1.75 μm
Third camera
2 MP (Macro)
Aperture size: F2.4
2 MP (Depth information)
Aperture size: F2.4
Pixel size: 1.75 μm
Fourth camera
2 MP (Depth information)
Aperture size: F2.4
Flash
LED Tricolor LED
Video recording
1080p (30 fps) 1080p (30 fps), 720p (30 fps)
Time-lapse video
Front
13 MP
Video capture: 1080p (30 fps)
8 MP
Video capture: 1080p

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
dual-band
Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
Type-C, USB 2.0 Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Proximity sensor Accelerometer, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC Infrared

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Screen mirroring
Wireless screen share

Cellular

LTE Bands
1, 2, 3, 5, 7, 8, 20, 28 1, 2, 3, 4, 5, 7, 8, 20, 28
TDD Bands
38, 40, 41 38, 40, 41
3G Bands
1, 2, 5, 8 1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes Yes
SIM type
Nano SIM Nano SIM

Alternative variants

with 4GB RAM
Memory 4GB/64GB
with 128GB storage
Memory 128GB (UFS 2.2)
Prices (MSRP) $169 | €169
with 6GB RAM
Memory 6GB/64GB
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