Samsung Galaxy A21s
Photo via Google Play Console catalog
Samsung

Galaxy A21s

Official name Samsung · Device code a21s

The samsung Galaxy A21s is a 2020 Android device with 3GB RAM running API level 31. Released 6 years ago. Without a recent OS update, this device is unlikely to receive further security patches from Google.

3 GB RAMAndroid 1230 variantsarm64-v8a720 × 1600
Processor
Exynos Exynos 850
Samsung · 4-core · up to 2,000 MHz
Graphics
ARM Mali G52
OpenGL ES OpenGL ES 3.2
First indexed
2020-05-08
30 variants tracked
Quick verdict

Where this phone stands

Released in 2020, the Galaxy A21s is now 6 years old — best considered as a budget or secondary device in 2026.

Weaknesses
Older Android release
Released 6 years ago. Without a recent OS update, this device is unlikely to receive further security patches from Google.
Specifications

The numbers, sorted

Display
720 × 1600 · 280 DPI
Chipset
Exynos Exynos 850
CPU
4-core · up to 2,000 MHz
GPU
ARM Mali G52
RAM
3 GB RAM
Android
Android 12
Primary ABI
arm64-v8a
Secondary ABIs
arm64-v8a, armeabi-v7a, armeabi
OpenGL ES
OpenGL ES 3.2
Hardware features

113 declared capabilities, grouped

Pulled from the device's PackageManager.hasSystemFeature manifest. Useful for developers checking compatibility, or for buyers curious whether a specific sensor or DRM level is present.

android.hardware.bluetoothandroid.hardware.bluetooth_leandroid.hardware.usb.accessoryandroid.hardware.usb.hostandroid.hardware.wifiandroid.hardware.wifi.directandroid.hardware.wifi.passpointcom.samsung.android.nfc.t4temulcom.sec.feature.usb_authentication
Variant matrix

All 30 known variants

Different regional, carrier, and hardware revisions catalogued. Storage tiers and firmware ship independently per variant.

RegionVariant codeModelRAMStorage
Globala21snseeaSM-A217F3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21snsxxSM-A217F3 GB RAM
Globala21subSM-A217M3 GB RAM
Globala21szhSM-A217F3 GB RAM
Globala21snsturSM-A217F3 GB RAM
Globala21sksSM-A217N3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21subSM-A217M3 GB RAM
Globala21snseeaSM-A217F3 GB RAM
Globala21subSM-A217M3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21snsxxSM-A217F3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21snseeaSM-A217F3 GB RAM
Globala21snseeaSM-A217F3 GB RAM
Globala21subSM-A217M3 GB RAM
Globala21snseeaSM-A217F3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21snseeaSM-A217F3 GB RAM
Globala21snseeaSM-A217F3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21snsxxSM-A217F3 GB RAM
Globala21subSM-A217M3 GB RAM
Globala21snsxxSM-A217F3 GB RAM
Globala21snnxxSM-A217F3 GB RAM
Globala21snsserSM-A217F3 GB RAM
Globala21snsserSM-A217F3 GB RAM
Catalog footprint

How much of this phone we've indexed

30
Variants tracked
Regional, carrier, firmware variants
median 4
113
Hardware features
PackageManager manifest
median 132
103
System libraries
Bundled .so libraries
median 118
121
OpenGL extensions
GPU extension set
median 64
Samsung Galaxy A21s — Specifications & Review — Soft9