Display
Size:
5.5 inches
6.5 inches
Resolution:
1280 x 720 pixels, 16:9 ratio, 267 PPI
1600 x 720 pixels, 20:9 ratio, 270 PPI
Technology:
TFT
TFT
Screen-to-body:
71.45 %
82.94 %
Colors:
16 777 216
Features:
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Proximity sensor
Hardware
System chip:
Samsung Exynos 7 Octa 7884
Samsung Exynos 850
Processor:
Octa-core, 1600 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2000 MHz, Arm Cortex-A55, 64-bit
GPU:
Mali-T830 MP1
Mali-G76
RAM:
2GB LPDDR3
3GB LPDDR4
Internal storage:
32GB
32GB (eMMC 5.1), available to use: 19.5 GB
Storage expansion:
microSDXC up to 400 GB
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
OS:
Android (8.0 Oreo)
Android (10), Samsung One UI
Battery
Capacity:
3300 mAh
5000 mAh
Type:
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Fast charging
Camera
Rear:
Single camera
Quad camera
Main camera:
13 MP (PDAF)
48 MP (PDAF)
Specifications:
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/3.06"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera:
8 MP (Ultra-wide)
Specifications:
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Third camera:
2 MP (Macro)
Specifications:
Aperture size: F2.4
Fourth camera:
2 MP (Depth information)
Specifications:
Aperture size: F2.4
Video recording:
1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)
Features:
Video calling, Video sharing
Front:
13 MP
13 MP
Video capture:
1920x1080 (Full HD)
Design
Dimensions:
6.03 x 3 x 0.34 inches (153.2 x 76.2 x 8.6 mm)
6.44 x 2.96 x 0.35 inches (163.7 x 75.3 x 8.9 mm)
Weight:
6.38 oz (181.0 g)
6.77 oz (192.0 g)
Biometrics:
2D Face unlock
2D Face unlock, Fingerprint (touch)
Features:
Touch sensitive control keys
Keys:
Left: Volume control; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Gold
Black, White, Blue, Red
Cellular
LTE (FDD):
Bands 25(1900+), 26(850+)
Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
LTE (TDD):
Bands 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
UMTS:
Bands 5(850), 8(900), 2(1900), 1(2100)
Data Speed:
LTE-A Cat 6 (300/50 Mbit/s), HSPA, HSUPA
LTE-A, 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, Loudspeaker
Features:
Album art cover, Background playback
Screen mirroring:
Wireless screen share
Wireless screen share
Additional microphone(s):
Yes
Connectivity & Features
Bluetooth:
4.2
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB:
microUSB, USB 2.0
Type-C (reversible), USB 2.0
Features:
Mass storage device, Charging
Charging
Location:
GPS, A-GPS, Glonass
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope
Other:
ANT+, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync
NFC
Hearing aid compatible:
M3, T3
Phone features
Notifications:
Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Other features:
Voice dialing, Voice commands, Voice recording, TTY/TDD
Regulatory Approval
Measured SAR:
Head:
0.96 W/kg
Body:
0.76 W/kg
Simultaneous Transmission:
1.59 W/kg
Wireless Router:
1.20 W/kg
Phablet:
3.91 W/kg
Buyers information
Price:
€ 240
User Manual:
This is the official Samsung Galaxy A21s User Guide in English provided from the manufacturer.
In The Box:
Charger, USB Cable, Important Information Booklet
Availability
Officially announced:
Jun 29, 2018
May 15, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless