Samsung Galaxy A90 5G vs Samsung Galaxy A20 Specs Comparison

Availability

Prices (MSRP)
	$250

Design

Dimensions
6.49 x 3.01 x 0.33 inches 164.8 x 76.4 x 8.4 mm	6.24 x 2.94 x 0.31 inches 158.4 x 74.7 x 7.8 mm
Weight
7.27 oz (206.0 g)	5.96 oz (169.0 g)
Materials
Back: Glass	Back: Plastic
Biometrics
2D Face unlock, Optical in-screen fingerprint	2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, White	Black,Deep blue, Red

Display

Size
6.7-inch, 85.99% screen-to-body	6.4-inch, 84.95% screen-to-body
Type
Super AMOLED	Super AMOLED, 60Hz
Resolution
2400x1080px, 20:9 ratio, 393 PPI	1560x720px, 19.5:9 ratio, 268 PPI

Hardware

System chip
Snapdragon 855 SM8150 (7 nm)	Samsung Exynos 7884 (14 nm)
Processor
Octa-core 2840 MHz Kryo 485	Octa-core 1800 MHz ARM Cortex-A73 and ARM Cortex-A53
GPU
Adreno 640	Mali-G71 MP2
Memory
6GB (LPDDR4)/128GB 8GB/128GB	3GB (LPDDR4)/32GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 512 GB
OS
Android	Android (11, 10, 9.0 Pie)

Battery

Type
4500 mAh, Li - Polymer	4000 mAh
Charging
Samsung Adaptive Fast Charging	Samsung Adaptive Fast Charging

Camera

Rear
Triple camera	Dual camera
Main camera
48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	13 MP (Autofocus) Aperture size: F1.9 Focal length: 27 mm Sensor size: 1/3.1" Pixel size: 1.12 μm
Second camera
8 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1.12 μm	5 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/5" Pixel size: 1.12 μm
Third camera
5 MP (Depth information) Aperture size: F2.2
Flash
LED	LED
Video recording
4K UHD (30 fps), 1080p (60 fps), 720p (960 fps) Time-lapse video, EIS	1080p (30 fps)
Front
32 MP (HDR) Video capture: 1080p	8 MP

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 3.1	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Other
ANT+

Multimedia

Headphones
No 3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Dolby Atmos	Dolby Atmos
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G Bands
n78, Sub-6
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66	2, 3, 4, 5, 7, 13, 20, 28, 66
4G (TDD) Bands
38, 40, 41
3G Bands
5, 8, 4, 2, 1	1, 2, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
	Date approved: Jun 19, 2019 FCC ID value: A3LSMA205U
Measured SAR
	Head: 1.09 W/kg Body: 0.60 W/kg Simultaneous Transmission: 1.37 W/kg Wireless Router: 1.00 W/kg Phablet: 3.94 W/kg

Alternative variants

with 8 GB RAM

Memory	8GB
Storage expansion	not expandable

for T-Mobile and Metro

4G (FDD) Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 66, 71
4G (TDD) Bands	38, 39, 40, 41
3G Bands	5, 8, 4, 2, 1

for Verizon, Sprint, Virgin Mobile and Boost Mobile

4G (FDD) Bands	2, 4, 5, 12, 13, 25, 26, 71
4G (TDD) Bands	41
3G Bands	5, 8, 4, 2, 1

for US Cellular

4G (FDD) Bands	2, 4, 5, 12, 13, 25, 66, 71
3G Bands	5, 8, 4, 2, 1

Links

Full specifications
Samsung Galaxy A90 5G Specs	Samsung Galaxy A20 Specs
User Reviews
	Samsung Galaxy A20 User Reviews