Samsung Galaxy A21s vs Samsung Galaxy M12

Samsung Galaxy A21sExynos 850Change
Samsung Galaxy M12Exynos 850Change

Chipset

Chipset
Exynos 850Exynos 850
Process
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
Top CPU speed
2.00 GHz2.00 GHz
CPU cores
88
GPU
Mali-G52Mali-G52

Memory

RAM
4 GB✓6 GB
RAM type
LPDDR4XLPDDR4X
Storage
64 GB✓128 GB

Display

Size
6.6 in6.5 in
Resolution
720 × 1600720 × 1600
Pixel density
267 ppi✓269 ppi
Refresh rate
60 Hz✓60–90 Hz

Battery

Capacity
4,900 mAh✓5,830 mAh

Cameras

Back
12 + 8 MP12 + 5 MP
Front
12.8 + 8.7 MP8 + 5.7 MP
Optical stabilization
YesYes

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
Galaxy A21s full specs Galaxy M12 full specs

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From phones shared with the Device Info app · updated October 2026 Hardware specs only. No personal data. Privacy