Photo via Google Play Console catalog
Samsung
Galaxy S21 5G
Official name Samsung · Device code o1s
The samsung Galaxy S21 5G is a 2020 Android device with 8GB RAM running API level 35. Released 6 years ago. Without a recent OS update, this device is unlikely to receive further security patches from Google.
8 GB RAMAndroid 1517 variantsarm64-v8a1080 × 2400
Processor
Exynos Exynos 2100
Graphics
ARM Mali G78
First indexed
2020-12-06
Quick verdict
Where this phone stands
Released in 2020, the Galaxy S21 5G 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
1080 × 2400 · 480 DPI
Chipset
Exynos Exynos 2100
CPU
1-core · up to 3,000 MHz
GPU
ARM Mali G78
RAM
8 GB RAM
Android
Android 15
Primary ABI
arm64-v8aSecondary ABIs
arm64-v8a, armeabi-v7a, armeabiOpenGL ES
OpenGL ES 3.2
Hardware features
206 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.nfcandroid.hardware.nfc.anyandroid.hardware.nfc.eseandroid.hardware.nfc.hceandroid.hardware.nfc.hcefandroid.hardware.nfc.uiccandroid.hardware.usb.accessoryandroid.hardware.usb.hostandroid.hardware.wifiandroid.hardware.wifi.awareandroid.hardware.wifi.directandroid.hardware.wifi.passpointandroid.hardware.wifi.rttcom.samsung.android.nfc.t4temulcom.sec.feature.cover.nfcledcovercom.sec.feature.nfc_authenticationcom.sec.feature.nfc_authentication_covercom.sec.feature.usb_authentication
Variant matrix
All 17 known variants
Different regional, carrier, and hardware revisions catalogued. Storage tiers and firmware ship independently per variant.
| Region | Variant code | Model | RAM | Storage | |
|---|---|---|---|---|---|
| Global | o1sxeea | SM-G991B | 8 GB RAM | — | |
| Global | o1sxeea | SM-G991B | 8 GB RAM | — | |
| Global | o1sxeea | SM-G991B | 8 GB RAM | — | |
| Global | o1sxxx | SM-G991B | 8 GB RAM | — | |
| Global | o1sxeea | SM-G991B | 8 GB RAM | — | |
| Global | o1sxser | SM-G991B | 8 GB RAM | — | |
| Global | o1sxtur | SM-G991B | 8 GB RAM | — | |
| Global | o1sksx | SM-G991N | 8 GB RAM | — | |
| Global | o1sxeea | SM-G991B | 8 GB RAM | — | |
| Global | o1sxeea | SM-G991B | 8 GB RAM | — | |
| Global | o1sxxx | SM-G991B | 8 GB RAM | — | |
| Global | o1sxxx | SM-G991B | 8 GB RAM | — | |
| Global | o1sksx | SM-G991N | 8 GB RAM | — | |
| Global | o1sxxx | SM-G991B | 8 GB RAM | — | |
| Global | o1sksx | SM-G991N | 8 GB RAM | — | |
| Global | o1sxxx | SM-G991B | 8 GB RAM | — | |
| Global | o1sxser | SM-G991B | 8 GB RAM | — |
Catalog footprint
How much of this phone we've indexed
17
Variants tracked
Regional, carrier, firmware variants
median 4
206
Hardware features
PackageManager manifest
median 132
195
System libraries
Bundled .so libraries
median 118
124
OpenGL extensions
GPU extension set
median 64