Xiaomi Mi A3 vs Nokia X20 Specs Comparison

Design

Dimensions
6.04 x 2.83 x 0.33 inches 153.48 x 71.85 x 8.475 mm	6.65 x 3.14 x 0.36 inches 168.94 x 79.7 x 9.1 mm
Weight
6.13 oz (173.8 g)	7.76 oz (220.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Plastic
Biometrics
2D Face unlock, Optical in-screen fingerprint	2D Face unlock
Keys
Back: Volume control, Lock/Unlock key	Left: Other; Right: Volume control, Lock/Unlock key
Colors
Gray, Blue, White	Midnight Sun, Nordic Blue

Display

Size
6.1-inch	6.7-inch
Resolution
1560x720px, 19.5:9 ratio, 282 PPI	1080x2400px, 20:9 ratio, 395 PPI
Technology
Super AMOLED
Screen-to-body
82.56 %	79.73 %
Features
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 665 (11 nm)	Qualcomm Snapdragon 480 5G SM4350 (8 nm)
Processor
Octa-core 2000 MHz Kryo 260	Octa-core 2000 MHz Kryo 460
GPU
Adreno 610	Adreno 619
RAM
4GB (LPDDR4)	6GB (LPDDR4)
Internal storage
128GB	128GB
Storage expansion
microSDXC up to 256 GB	microSDXC up to 512 GB
OS
Android (11, 10, 9.0 Pie)	Android (11)

Battery

Capacity
4030 mAh	4470 mAh
Charging
Qualcomm Quick Charge 3.0

Camera

Rear
Triple camera	Quad camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.3" Pixel size: 0.8 μm	64 MP (Autofocus)
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm	5 MP (Ultra-wide)
Third camera
2 MP (Depth information) Aperture size: F2.4	2 MP (Macro)
Fourth camera
	2 MP (Depth information)
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) EIS, Video calling, Video sharing	Yes
Front
32 MP, Video capture: 1920x1080 (Full HD)	32 MP

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 Wi-Fi Direct, Hotspot
USB
Type-C	Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM	FM, Stereo, RDS
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G
	Bands n1, n2, n3, n5, n7, n28, n38, n41, n66, n78
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 20(800 DD), 28(700 APT), 66(AWS-3)
4G (TDD)
Bands 38(2600), 40(2300)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, HSUPA
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
	Date approved: Mar 23, 2021 FCC ID value: 2AJOTTA-1341
Measured SAR
	Head: 0.23 W/kg Body: 0.62 W/kg Simultaneous Transmission: 1.34 W/kg Wireless Router: 0.95 W/kg

Buyers information

MSRP
	€ 349
In The Box
10W charger, USB Type-C cable, SIM eject tool, User guide, Soft case, Warranty card	Quick Start guide, Type-C USB cable, SIM tray tool, 100% compostable case, Screen protector, Charger (varies by market)

Availability

Officially announced
Jul 17, 2019	Apr 08, 2021

Alternative variants

with 64 GB storage

Internal storage	64GB

Links

Full specifications
Xiaomi Mi A3 Specs	Nokia X20 Specs