Samsung Galaxy A21

Full Specifications

This device is also known as Samsung SM-A215U

I want it 1 user
I have it 0 users
I had it 2 users

Popular Comparisons

The Samsung Galaxy A21 is most commonly compared with these phones:

Design

Dimensions 6.61 x 3.02 x 0.32 inches
167.8 x 76.7 x 8.1 mm
Weight 6.81 oz (193.0 g)
Materials Back: Plastic
Frame: Plastic
Biometrics Fingerprint (touch)
Keys Right: Volume control, Lock/Unlock key
Colors Black

Display

Size 6.5-inch
Resolution 1600x720px, 20:9 ratio, 270 PPI
Technology IPS LCD
Refresh rate 60Hz
Screen-to-body 79.20 %
Features Ambient light sensor, Proximity sensor

Hardware

System chip Mediatek Helio P35 MT6765 (12 nm)
Processor Octa-core
4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU PowerVR GE8320
RAM 3GB (LPDDR4)
Internal storage 32GB (eMMC 5.1), available to use: 19.8 GB
Storage expansion microSDXC up to 512 GB
OS Android (10), Samsung One UI

Battery

Capacity 4000 mAh
Type Li - Polymer
Charging Fast charging
Charge speed Wired: 15.0W

Camera

Rear Quad camera
Main camera 16 MP (PDAF)
Aperture size: F1.8
Sensor size: 1/3.06"
Pixel size: 1 μm
Second camera 8 MP (Ultra-wide)
Aperture size: F2.2
Sensor size: 1/4"
Pixel size: 1.12 μm
Third camera 2 MP (Macro)
Aperture size: F2.4
Fourth camera 2 MP (Depth information)
Aperture size: F2.4
Flash LED
Video recording 1920x1080 (Full HD) (30 fps)
Front 13 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth 5.0
Wi-Fi 802.11 a,b,g,n,ac,dual-band
Wi-Fi Direct, Hotspot
USB Type-C, USB 2.0
Hearing aid compatible M4/T3
Location GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors Accelerometer, Gyroscope, Compass
Other NFC

Multimedia

Headphones 3.5mm jack
Speakers Earpiece, Loudspeaker
Screen mirroring Wireless screen share
Radio FM

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), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
4G (TDD) Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G 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
SIM type Nano SIM
HD Voice Yes
This device has different variants: View all

Regulatory Approval

FCC approval Date approved: Apr 17, 2020
FCC ID value: ZCASMA215U
Measured SAR Head: 0.42 W/kg
Body: 1.27 W/kg
Simultaneous Transmission: 1.27 W/kg
Wireless Router: 1.27 W/kg

Buyers information

MSRP $ 250
In The Box This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer.

Availability

Officially announced Apr 08, 2020
Despite our efforts to provide full and correct Samsung Galaxy A21 specifications, there is always a possibility of admitting a mistake. If you see any wrong or incomplete data, please

LET US KNOW.

If you are interested in using our specs commercially, check out our Phone specs database licensing page.

Alternative variants

for Verizon
Differences from the main variant:
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD) Bands 38(2600), 40(2300), 41(2600+)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
for Sprint
Differences from the main variant:
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD) Bands 41(2600+)

Carrier Availability

News

Samsung dominates global Android market this month
Worldwide, most people have an Android phone in their hands. According to Statcounter, Android has a 71.3% global share of the smartphone pie this month compared to 71.1% for the same month a year ago. And while more than one billion Android phones w...
, by Alan Friedman, 8
Samsung dominates global Android market this month
Samsung finally updates the Galaxy A21 to Android 11 and One UI 3.1
Talk about Samsung’s new One UI 4.0 version has been nothing short of common in the past couple of months, especially after the tech giant opened sign-ups for the beta in mid-September. We now even know when the stable version of One UI 4.0 will star...
, by Aleksandar Anastasov, 0
Samsung finally updates the Galaxy A21 to Android 11 and One UI 3.1
Samsung Galaxy A21 catches fire in airplane, causing mass evacuation
After a brief break from the previously rampant tales of Galaxy S7's catching fire, not unaccompanied by the occasional self-combusting iPhone or iPhone accessory wreaking havoc on unsuspecting users, we've finally got another one on our hands.It see...
, by Doroteya Borisova, 11
Samsung Galaxy A21 catches fire in airplane, causing mass evacuation
Deal: LG Stylo 6 and Samsung Galaxy A21 are free at Metro by T-Mobile (when you switch)
Earlier this year, Metro by T-Mobile released the LG Stylo 6 and Samsung Galaxy A21 as two of its nicest sub-$300 smartphones. Both these handsets are normally sold for $259.99, but new Metro customers can now get them for free.This is a limited-time...
, by Florin Troaca, 0
Deal: LG Stylo 6 and Samsung Galaxy A21 are free at Metro by T-Mobile (when you switch)

User Reviews

Overall User Rating
Build quality
8
Camera quality
2
Performance
2
Display
2
Battery life and charging
10
Rating breakdown (out of 10)
3
LOCKS ME OUT OF HOMESCREEN
Phone owned for less than a year

ALL IN ALL THE SAMSUNG GALAXY A21 IS A VERY GOOD PHONE IF YOU JUST WANT IT FOR THE BATTERY LIFE AND MAKING PHONE CALLS. IT'S ALSO A VERY TOUGH PHONE WHICH MAKES IT VERY NICE. THE SCREEN SIZE IS EXCELLENT.

Read Full Review
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