The main highlight of the device is that it has an in-display fingerprint sensor .
Vivo X21 specifications:
- Dimensions: 154.45 × 74.78 × 7.37mm; Weight: 156.2g
- 6.28-inch (2280 × 1080 pixels) Full HD+ 19:9 Super AMOLED display
- Octa Core Snapdragon 660 14nm Mobile Platform | Adreno 512 GPU
- 6GB RAM, 64GB / 128GB internal memory, expandable memory up to 256GB with microSD
- Hybrid Dual SIM (nano + nano/microSD) | 4G VoLTE
- Funtouch OS 4.0 based on Android 8.1 (Oreo)
- 12MP rear camera with LED flash, f/1.8 aperture, Secondary 5MP camera with f/2.4 aperture
- 12MP front-facing camera with f/2.0 aperture
- In-display Fingerprint sensor
- 3.5mm audio jack, AK4376A Hi-Fi audio chip
- WiFi 802.11 ac (2.4 GHz + 5 GHz), Bluetooth 5.0, GPS
- 3200mAh (typical) battery with fast charging