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Realme
realme C21
Official name Realme · Device code RMX3201
The realme realme C21 is a 2020 Android device with 3GB RAM running API level 30. Released 6 years ago. Without a recent OS update, this device is unlikely to receive further security patches from Google.
3 GB RAMAndroid 1113 variantsarm64-v8a720 × 1600
Processor
Helio MT6765
Graphics
Imagination Tech PowerVR GE8320
First indexed
2020-11-26
Quick verdict
Where this phone stands
Released in 2020, the realme C21 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 · 320 DPI
Chipset
Helio MT6765
CPU
4-core · up to 2,300 MHz
GPU
Imagination Tech PowerVR GE8320
RAM
3 GB RAM
Android
Android 11
Primary ABI
arm64-v8aSecondary ABIs
arm64-v8a, armeabi-v7a, armeabiOpenGL ES
OpenGL ES 3.2
Hardware features
169 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.passpointoppo.common.wifi.choose.auto_reconnectoppo.wirelesssetting.wifi.show.wfd.menu
Variant matrix
All 13 known variants
Different regional, carrier, and hardware revisions catalogued. Storage tiers and firmware ship independently per variant.
| Region | Variant code | Model | RAM | Storage | |
|---|---|---|---|---|---|
| Taiwan | RMX3201T2 | RMX3201 | 3 GB RAM | — | |
| Taiwan | RMX3201TR | RMX3201 | 3 GB RAM | — | |
| Taiwan | RMX3201TR | RMX3201 | 3 GB RAM | — | |
| Global | RMX3201 | RMX3201 | 3 GB RAM | — | |
| Global | RMX3201EEA | RMX3201 | 3 GB RAM | — | |
| Global | RMX3201EEA | RMX3201 | 3 GB RAM | — | |
| Global | RMX3201 | RMX3201 | 3 GB RAM | — | |
| Taiwan | RMX3201T2 | RMX3201 | 3 GB RAM | — | |
| Global | RMX3201 | RMX3201 | 3 GB RAM | — | |
| Global | RMX3201 | RMX3201 | 3 GB RAM | — | |
| Australia | RMX3201RU | RMX3201 | 3 GB RAM | — | |
| Australia | RMX3201RU | RMX3201 | 3 GB RAM | — | |
| Taiwan | RMX3201T2 | RMX3201 | 3 GB RAM | — |
Catalog footprint
How much of this phone we've indexed
13
Variants tracked
Regional, carrier, firmware variants
median 4
169
Hardware features
PackageManager manifest
median 132
33
System libraries
Bundled .so libraries
median 118
131
OpenGL extensions
GPU extension set
median 64