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Samsung Galaxy A21
Full Specifications
This device is also known as Samsung SM-A215U
3.0
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Popular Comparisons
The Samsung Galaxy A21 is most commonly compared with these phones:
Design |
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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 |
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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 |
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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 |
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Capacity | 4000 mAh |
Type | Li - Polymer |
Charging | Fast charging |
Charge speed | Wired: 15.0W |
Camera |
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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 |
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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 |
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Headphones | 3.5mm jack |
Speakers | Earpiece, Loudspeaker |
Screen mirroring | Wireless screen share |
Radio | FM |
Cellular |
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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 |
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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 |
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MSRP | $ 250 |
In The Box | This is the official Samsung Galaxy A21 User Guide in English provided from the manufacturer. |
Availability |
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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
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
Discontinued
Verizon | |
---|---|
T-Mobile | |
Metro by T-Mobile | |
Boost Mobile | |
Tracfone | |
Southern LINC |
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...

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...

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...

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...

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)
ZENMOJO
Arena Apprentice
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.
8
Build quality
2
Camera quality
2
Performance
2
Display
10
Battery life and charging
What I like
- BATTERY IS VERY GOOD AND LASTS A LONG TIME. SPEAKERS ARE EXCELLENT. CALL QUALITY IS VERY GOOD.
- GOOD FOR MAKING CALLS
- Tough phone
- Screen size is very nice
What I don't like
- RESOLUTION IS HORRIBLE
- Can't adjust the resolution/QUALITY
- Very very slow and doggy
- Picture quality is terrible
- Camera quality is terrible
- LOSES INTERNET CONNECTION ALOT
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