Samsung Galaxy A21s vs Samsung Galaxy S10

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

6.5 inches
6.1 inches

Resolution:

1600 x 720 pixels, 20:9 ratio, 270 PPI
3040 x 1440 pixels, 19:9 ratio, 550 PPI

Technology:

TFT
Dynamic AMOLED

Screen-to-body:

82.94 %
88.66 %

Features:

Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor

Hardware

System chip:

Samsung Exynos 850
Qualcomm Snapdragon 855

Processor:

Octa-core, 2000 MHz, Arm Cortex-A55, 64-bit
Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm

GPU:

Mali-G76
Adreno 640

RAM:

3GB LPDDR4
8GB LPDDR4

Internal storage:

32GB (eMMC 5.1), available to use: 19.5 GB
128GB

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 512 GB

Device type:

Smartphone
Smartphone

OS:

Android (10), Samsung One UI
Android (11, 10, 9.0 Pie), Samsung One UI

Battery

Capacity:

5000 mAh
3400 mAh

Type:

Li - Polymer, Not user replaceable
Li - Ion, Not user replaceable

Battery life test results:

Charging:

Fast charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Camera

Rear:

Quad camera
Triple camera

Main camera:

48 MP (PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera:

8 MP (Ultra-wide)
12 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Optical zoom: 2.0x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.6"; Pixel size: 1 μm

Third camera:

2 MP (Macro)
16 MP (Ultra-wide)

Specifications:

Aperture size: F2.4
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/3.1"; Pixel size: 1 μm

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Video recording:

1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

HDR, Time-lapse video, Hyperlapse, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing

Front:

13 MP
10 MP (Autofocus, HDR)

Video capture:

1920x1080 (Full HD)
3840x2160 (4K UHD)

Design

Dimensions:

6.44 x 2.96 x 0.35 inches (163.7 x 75.3 x 8.9 mm)
5.90 x 2.77 x 0.31 inches (149.9 x 70.4 x 7.8 mm)

Weight:

6.77 oz (192.0 g)
5.54 oz (157.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, Fingerprint (touch)
2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key
Left: Volume control, Other; Right: Lock/Unlock key

Colors:

Black, White, Blue, Red
Prism blue, Prism black, Prism white, Prism green, Flamingo pink

Cellular

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 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), 13(700 c), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46

UMTS:

Bands 5(850), 8(900), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

32-Bit DAC, Dolby Atmos, aptX-HD

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

5.0
5.0

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax, dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1

Features:

Charging
Charging, OTG, Video out

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Heart rate, Barometer

Other:

NFC
NFC, ANT+

Hearing aid compatible:

M4, T4

Regulatory Approval

FCC approval:

Date approved:

Feb 01, 2019

FCC ID value:

A3LSMG973U

Measured SAR:

Head:

0.39 W/kg

Body:

1.37 W/kg

Simultaneous Transmission:

1.59 W/kg

Wireless Router:

1.35 W/kg

Phablet:

3.99 W/kg

Buyers information

Price:

€ 240
$ 900

User Manual:

This is the official Samsu​ng Galaxy A21s User Guide in English provided from the manufacturer.

In The Box:

Data cable, Travel adapter, Ejection Pin, USB Connector (OTG), Earphones by AKG, Quick Start Guide, Protective film

Availability

Officially announced:

May 15, 2020
Feb 20, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless