Samsung Galaxy A21s vs Galaxy M12
Specs compared side by side, measured on real phones shared by owners with the Device Info app.
Key differences
- 1Screen: 6.6 inches on the Galaxy A21s, 6.5 inches on the Galaxy M12. Up to 60 Hz on the Galaxy A21s, 90 Hz on the Galaxy M12.
- 2Battery: 4,900 mAh on the Galaxy A21s, 5,830 mAh on the Galaxy M12.
- 3Versions: owners have shared the Galaxy A21s as 4GB | 64GB, the Galaxy M12 as 6GB | 128GB.
- 4Software: Android 12 on the Galaxy A21s, Android 13 on the Galaxy M12 (newest seen).
The same on both: the Exynos 850 chip and Widevine L1.
Chipset
Chipset
Exynos 850Exynos 850Process
8 nm8 nm
CPU
4× 2.00 GHz Cortex-A55
4× 2.00 GHz Cortex-A554× 2.00 GHz Cortex-A55
4× 2.00 GHz Cortex-A55
4× 2.00 GHz Cortex-A554× 2.00 GHz Cortex-A55
4× 2.00 GHz Cortex-A55
Top CPU speed
2.00 GHz2.00 GHz
CPU cores
88
GPU
Mali-G52Mali-G52
Memory
Versions seen
4GB | 64GB6GB | 128GB
RAM type
LPDDR4XLPDDR4X
Display
Size
6.6 in6.5 in
Resolution
720 × 1600720 × 1600
Pixel density
267 ppi269 ppi
Refresh rates
60 Hz90 Hzalso 60
Battery
Capacity
4,900 mAh5,830 mAh
Cameras
Back camera 1
12 MP4000 × 3000 · f/2 · 4.6 mm · OIS12 MP4000 × 3000 · f/2 · 4.6 mm · OIS
Back camera 2
8 MP3264 × 2448 · f/2.2 · 1.42 mm5 MP2576 × 1932 · f/2.2 · 1.13 mm
Front camera 1
12.8 MP4128 × 3096 · f/2.2 · 3.39 mm · OIS8 MP3264 × 2448 · f/2.2 · 2.67 mm
Front camera 2
8.7 MP3408 × 2556 · f/2.2 · 3.39 mm · OIS5.7 MP2880 × 1980 · f/2.2 · 2.67 mm
Megapixels are what Android reports to apps. Many phones combine pixels by default, so the advertised megapixels can be higher.
Connectivity
Wi-Fi
Wi-Fi 6—
6 GHz Wi-Fi
NoNo
Bluetooth LE Audio
—No
NFC
NoNo
UWB
NoNo
USB host
YesYes
Software
Android
Android 12Android 13
UI
One UI 4.1One UI 5.1
Released with
Android 10Android 11
Widevine DRM
L1L1
Sensors
Sensors
28 sensors20 sensors
These two phones have the same specs in every row.
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