Display
Size:
6.5 inches
6.5 inches
Resolution:
1600 x 720 pixels, 20:9 ratio, 270 PPI
2688 x 1242 pixels, 19.5:9 ratio, 458 PPI
Technology:
IPS LCD
OLED
Refresh rate:
60Hz
Screen-to-body:
79.20 %
84.29 %
Peak brightness:
625 cd/m2 (nit)
Features:
Ambient light sensor, Proximity sensor
HDR support, Pressure-sensitive, Oleophobic coating, Scratch-resistant glass, Ambient light sensor, Proximity sensor
Hardware
System chip:
Mediatek Helio P35
Apple A12 Bionic APL1W81
Processor:
Octa-core, 2300 MHz, Arm Cortex-A53, 64-bit, 12 nm
Hexa-core, 2490 MHz, Vortex and Tempest, 64-bit, 7 nm
GPU:
PowerVR GE8320
Apple 4-core GPU
RAM:
3GB LPDDR4
4GB LPDDR4
Internal storage:
32GB (eMMC 5.1), available to use: 19.8 GB
64GB, not expandable
Storage expansion:
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
OS:
Android (10), Samsung One UI
iOS (15.x, 14.x, 13.x, 12.x)
Battery
Capacity:
4000 mAh
3179 mAh
Type:
Li - Polymer, Not user replaceable
Li - Ion, Not user replaceable
Charging:
Fast charging
USB Power Delivery, Qi wireless charging
Max charge speed:
Wired: 15.0W
Wired: 15.0W; Wireless: 7.5W
Camera
Rear:
Quad camera
Dual camera
Main camera:
16 MP (PDAF)
12 MP (Sapphire crystal lens cover, OIS, PDAF, CMOS image sensor, BSI sensor)
Specifications:
Aperture size: F1.8; Sensor size: 1/3.06"; Pixel size: 1 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Second camera:
8 MP (Ultra-wide)
12 MP (Telephoto, Sapphire crystal lens cover, OIS, PDAF, CMOS image sensor, BSI sensor)
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: 1/3.4"; Pixel size: 1 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)
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD)
Features:
OIS, Time-lapse video, Continuous autofocus, Picture-taking during video recording, Video calling, Video sharing
Front:
13 MP
7 MP (Wide Angle, HDR)
Video capture:
1920x1080 (Full HD)
1920x1080 (Full HD)
Design
Dimensions:
6.61 x 3.02 x 0.32 inches (167.8 x 76.7 x 8.1 mm)
6.20 x 3.05 x 0.30 inches (157.5 x 77.4 x 7.7 mm)
Weight:
6.81 oz (193.0 g)
7.34 oz (208.0 g)
Materials:
Back: Plastic; Frame: Plastic
Back: Glass; Frame: Stainless steel
Resistance:
Water, Dust; IP68
Biometrics:
Fingerprint (touch)
3D Face unlock
Keys:
Right: Volume control, Lock/Unlock key
Left: Volume control, Other; Right: Lock/Unlock key
Colors:
Black
Gold, Silver, Space gray
Cellular
LTE (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), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
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+), 29(700 d), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
LTE (TDD):
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 46
UMTS:
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed:
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, HSUPA, UMTS
Dual SIM:
Yes
SIM type:
Nano SIM
Nano SIM, eSIM
HD Voice:
Yes
Yes
VoLTE:
Yes
Multimedia
Headphones:
3.5mm jack
No 3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Multiple speakers
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM
Additional microphone(s):
for Noise cancellation, Video recording
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, dual-band; MIMO, Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 2.0
Lightning
Features:
Charging
Charging, Headphones port
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, Barometer
Other:
NFC
NFC, UMA (Wi-Fi Calling)
Hearing aid compatible:
M4, T3
M3, T4
Regulatory Approval
FCC approval:
Date approved:
Apr 17, 2020
Sep 12, 2018
FCC ID value:
ZCASMA215U
BCG-E3219A
Measured SAR:
Head:
0.42 W/kg
1.00 W/kg
Body:
1.27 W/kg
1.00 W/kg
Simultaneous Transmission:
1.27 W/kg
1.52 W/kg
Wireless Router:
1.27 W/kg
1.00 W/kg
Buyers information
Price:
$ 250
$ 1099
In The Box:
This is the official Samsung Galaxy A21 User Guide in English provided from the manufacturer.
EarPods with Lightning Connector, Lightning to USB Cable, USB Power Adapter, Documentation
Availability
Officially announced:
Apr 08, 2020
Sep 12, 2018
FCC OKs Cingular\'s purchase of AT&T Wireless