Display
Size:
6.5 inches
6.4 inches
Resolution:
1600 x 720 pixels, 20:9 ratio, 268 PPI
2340 x 1080 pixels, 19.5:9 ratio, 403 PPI
Technology:
IPS LCD
Super AMOLED
Screen-to-body:
82.17 %
84.11 %
Peak brightness:
420 cd/m2 (nit)
Features:
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Proximity sensor
Hardware
System chip:
Qualcomm Snapdragon 665 SM6125 (11 nm)
Exynos 9611 (10 nm)
Processor:
Octa-core, 2000 MHz, Kryo 260, 64-bit
Octa-core, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
GPU:
Adreno 610
Mali-G72 MP3
RAM:
4GB LPDDR4
4GB LPDDR4
Internal storage:
64GB (eMMC 5.1)
64GB, available to use: 49 GB
Storage expansion:
microSDXC up to 512 GB
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
OS:
Android (11, 10)
Android (11, 10), Samsung One UI
Battery
Capacity:
4000 mAh
6000 mAh
Type:
Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Fast charging
Camera
Rear:
Quad camera
Triple camera
Main camera:
13 MP (PDAF)
48 MP (PDAF)
Specifications:
Aperture size: F1.8
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera:
5 MP (Ultra-wide)
8 MP (Ultra-wide)
Specifications:
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Third camera:
2 MP (Macro)
5 MP (Depth information)
Specifications:
Aperture size: F2.2
Fourth camera:
2 MP (Depth information)
Flash:
LED
LED
Video recording:
1920x1080 (Full HD)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (240 fps)
Features:
EIS
Front:
8 MP
20 MP (HDR)
Video capture:
1920x1080 (Full HD)
1920x1080 (Full HD)
Design
Dimensions:
6.47 x 3.02 x 0.33 inches (164.3 x 76.6 x 8.5 mm)
6.26 x 2.96 x 0.35 inches (159.0 x 75.1 x 8.9 mm)
Weight:
6.53 oz (185.0 g)
6.63 oz (188.0 g)
Materials:
Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic
Biometrics:
Fingerprint (touch)
2D Face unlock, Fingerprint (touch)
Keys:
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Charcoal, Cyan, Sand
Midnight blue, Raven black
Cellular
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), 28(700 APT), 66(AWS-3)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
4G (TDD):
Bands 38(2600)
Bands 38(2600), 40(2300), 41(2600+)
3G:
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 5(850), 8(900)
Data Speed:
LTE Cat 4 (150/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM:
Yes
Yes
SIM type:
Nano SIM
Nano SIM
Multimedia
Headphones:
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features:
aptX
Dolby Atmos
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM
FM
Additional microphone(s):
for Noise cancellation
Connectivity & Features
Bluetooth:
4.2
5.0
Wi-Fi:
802.11 b, g, n, ac; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0
Features:
Charging, OTG
Charging
Location:
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope
Accelerometer, Gyroscope
Other:
NFC
Regulatory Approval
FCC approval:
Date approved:
Apr 06, 2020
FCC ID value:
2AJOTTA-1223
Measured SAR:
Head:
1.03 W/kg
Body:
0.95 W/kg
Simultaneous Transmission:
1.33 W/kg
Wireless Router:
0.97 W/kg
Buyers information
Price:
$ 200
In The Box:
5V/2A charger, Type-C USB Cable, Headset (depends on market) , Quick Start Guide, Sim Pin, TPU Jelly case (depends on market)
This is the official Samsung Galaxy M21 User Guide in English provided from the manufacturer.
Availability
Officially announced:
Mar 19, 2020
Mar 18, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless