Xiaomi Poco X2 vs Samsung Galaxy A21s Specs Comparison

Design

Dimensions
6.51 x 3.02 x 0.35 inches 165.3 x 76.6 x 8.8 mm	6.44 x 2.96 x 0.35 inches 163.7 x 75.3 x 8.9 mm
Weight
7.34 oz (208.0 g)	6.77 oz (192.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Plastic
Resistance
Splash
Biometrics
Fingerprint (touch)	2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Matrix purple, Phoenix red, Atlantis blue	Black, White, Blue, Red

Display

Size
6.7-inch	6.5-inch
Resolution
2400x1080px, 20:9 ratio, 395 PPI	1600x720px, 20:9 ratio, 270 PPI
Technology
IPS LCD	TFT
Refresh rate
120Hz
Screen-to-body
84.68 %	82.94 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 730G SM7150-AB (8 nm)	Samsung Exynos 850
Processor
Octa-core 2200 MHz Kryo 470	Octa-core 8x 2.0GHz Cortex-A55
GPU
Adreno 618	Mali-G76
RAM
6GB (LPDDR4)	3GB (LPDDR4)
Internal storage
64GB	32GB (eMMC 5.1), available to use: 19.5 GB
Storage expansion
microSDXC	microSDXC up to 512 GB
OS
Android (11, 10), Xiaomi MI UI	Android (10), Samsung One UI

Battery

Capacity
4500 mAh	5000 mAh
Type
Li - Polymer	Li - Polymer
Charging
Qualcomm Quick Charge 4+	Fast charging

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

Untested

Browsing

Untested

Video

11h 9min

Gaming

7h 48min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Quad camera
Main camera
64 MP (PDAF) Aperture size: F1.9 Focal length: 26 mm Sensor size: 1/1.7" Pixel size: 0.8 μm	48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/4" Pixel size: 1.12 μm	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
2 MP (Macro, Autofocus) Aperture size: F2.4 Sensor size: 1/5" Pixel size: 1.75 μm	2 MP (Macro) Aperture size: F2.4
Fourth camera
2 MP (Depth information) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.75 μm	2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps) EIS	1920x1080 (Full HD) (30 fps)
Front
20 MP (Dual-Camera, HDR), Video capture: 1920x1080 (Full HD)	13 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

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

Multimedia

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

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 5(850), 8(900)	Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 40(2300), 41(2600+)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 5(850), 8(900)
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

Buyers information

MSRP
	€ 240
In The Box
27W Fast Charger, USB cable, SIM eject tool, Warranty card, User guide

Availability

Officially announced
Feb 04, 2020	May 15, 2020

Alternative variants

with 128GB storage

Internal storage	128GB

with 4GB RAM

RAM	4GB
Internal storage	64GB

with 256GB storage

RAM	8GB
Internal storage	256GB

with 6GB RAM

RAM	6GB
Internal storage	64GB

Links

Full specifications
Xiaomi Poco X2 Specs	Samsung Galaxy A21s Specs
PhoneArena Review
	Samsung Galaxy A21s Review