Samsung Galaxy S20 vs Samsung Galaxy A02s 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.

9.1
Samsung Galaxy S20
Samsung Galaxy S20 Samsung Galaxy A02s
Released · Mar 06, 2020
Released · Jan 04, 2021
6.2-inch · 3200 x 1440 px
6.5-inch · 1600 x 720 px
12 MP Main · 10 MP Selfie
13 MP Main · 5 MP Selfie
12GB · 128GB
3GB · 32GB
4000 mAh
5000 mAh
Check prices Check prices

Display

Size
6.2-inch 6.5-inch
Resolution
3200 x 1440 px, 20:9 ratio, 566 PPI 1600 x 720 px, 20:9 ratio, 270 PPI
Technology
Dynamic AMOLED IPS LCD
Refresh rate
120Hz (@1080p) 60Hz
Screen-to-body
88.59 % 81.80 %
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 865 SM8250 (7 nm) Qualcomm Snapdragon 450 SDM450 (14 nm)
Processor
Octa-core, 1x 2.84GHz Kryo 585 + 3x 2.42GHz Kryo 585 + 4x 1.80GHz Kryo 585, 64-bit Octa-core, 8x 1.8GHz Cortex-A53, 64-bit
GPU
Adreno 650 Adreno 506
RAM
12GB (LPDDR5) 3GB
Internal storage
128GB (UFS 3.0) 32GB (eMMC 5.1), available to use: 20.5 GB
Storage expansion
microSDXC up to 1000 GB microSDXC up to 1024 GB
OS
Android (13, 12, 11, 10), Samsung One UI Android (12, 11, 10)
Device type
Smartphone Smartphone

Battery

Capacity
4000 mAh 5000 mAh
Type
Li - Polymer, Not user replaceable Li - Polymer, Not user replaceable
Charging
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging Samsung Adaptive Fast Charging
Max charge speed
Wired: 25.0W
Wireless: 15.0W
Wired: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
5h 20min
Browsing
7h 45min
Video
10h 20min
Gaming
7h 43min
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested

Camera

Rear
Triple camera Triple camera
Main camera
12 MP (OIS, PDAF)
Specifications:
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.7"
Pixel size: 1.8 μm
13 MP (Autofocus)
Specifications:
Aperture size: F2.2
Second camera
64 MP (Telephoto, OIS, PDAF)
Specifications:
Aperture size: F2.0
Sensor size: 1/1.7"
Pixel size: 0.8 μm
2 MP (Macro)
Specifications:
Aperture size: F2.4
Third camera
12 MP (Ultra-wide, Autofocus)
Specifications:
Aperture size: F2.2
Focal Length: 13 mm
Pixel size: 1.4 μm
2 MP (Depth information)
Specifications:
Aperture size: F2.4
Flash
LED LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Features:
OIS, HDR, EIS
1920x1080 (Full HD) (30 fps)
Front
10 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps) 5 MP

Design

Dimensions
5.97 x 2.72 x 0.31 inches
(151.7 x 69.1 x 7.9 mm)
6.46 x 2.99 x 0.36 inches
(164.2 x 75.9 x 9.1 mm)
Weight
5.78 oz(163.0 g) 6.91 oz(196.0 g)
Materials
Back: Glass (Corning Gorilla Glass 6)
Frame: Aluminum
Back: Plastic
Frame: Plastic
Resistance
Water, Dust; IP68
Biometrics
2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Cloud blue, Cosmic grey, Cloud pink, Cosmic white Black, White, Blue

Cellular

5G
Bands n1, n3, n5, n7, n8, n28, n40, n77, n78, SA, NSA, Sub-6
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3) Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)
Bands 38(2600), 39(1900+), 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), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM Nano SIM

Multimedia

Headphones
No 3.5mm jack 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Loudspeaker
Features
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation Noise cancellation

Connectivity & Features

Bluetooth
5.0 4.2
Wi-Fi
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 b,g,n,802.1x
Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.1, Features: Charging, Headphones port, OTG Type-C (reversible), USB 2.0, Features: Charging, Mass storage device
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning GPS, A-GPS, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer Accelerometer
Other
NFC, ANT+

Regulatory Approval

FCC approval
Date approved: Jan 24, 2020
FCC ID value: A3LSMG981U
Date approved: Feb 07, 2021
FCC ID value: ZCASMA025U
Measured SAR
Head: 1.07 W/kg
Body: 1.03 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.25 W/kg
Phablet: 3.99 W/kg
Head: 1.00 W/kg
Body: 0.85 W/kg
Simultaneous Transmission: 1.40 W/kg
Wireless Router: 0.85 W/kg

Buyers information

MSRP
$ 1000
In The Box
Power brick, USB Cable, Headphones, Sim Card extractor tool

Availability

Officially announced
Feb 11, 2020 Nov 24, 2020

Alternative variants

Global variant
System chip Samsung Exynos 990 (7 nm)
Processor Octa-core, 2700 MHz, 2x 2.73GHz Exynos M5 + 2x 2.5GHz Cortex-A75 + 4x 2.0GHz Cortex-A55, 64-bit
GPU Mali G77 MP11
with 64GB storage
RAM 4GB
Internal storage 64GB
non 5G variant
RAM 8GB
FCC approval Date approved: Jan 28, 2020
FCC ID value: A3LSMG980F
Measured SAR Head: 0.37 W/kg
Body: 1.01 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg
Phablet: 2.67 W/kg
for Verizon
Internal storage not expandable
5G Bands n260, n261, mmWave
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 13(700 c), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
4G (TDD) Bands 34(2000), 39(1900+), 46, 48(3600)
Hearing aid compatible M4/T3
FCC OKs Cingular\'s purchase of AT&T Wireless