| Hardware and OS Vivo Y21G |
| Operating system: | Android v11 |
| Processor: | Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) |
| Processor: | Mediatek MT6765 Helio P35 (12nm) |
| Chipset: | Mediatek MT6765 Helio P35 (12nm) |
| Internal Storage: | 64 GB |
| GPU: | PowerVR GE8320 |
| RAM: | 4 GB |
| Camera Vivo Y21G |
| Main camera: | 13 MP 2 MP 2 MP |
| Autofocus: | Yes |
| Camera features: | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Flash: | Yes, LED Flash |
| Front camera: | 8 MP |
| Front camera resolution: | 8 MP Primary Camera |
| Video recording: | Yes |
| Connectivity Vivo Y21G |
| Bluetooth: | Yes, v5.0 |
| SIM size: | SIM1: Nano, SIM2: Nano |
| Dual SIM: | Dual SIM, GSM GSM |
| GPS: | Yes, with A-GPS |
| Network support: | 5G , 4G , 3G, 2G |
| USB connectivity: | Mass storage device, USB charging |
| WI-FI: | Yes, Wi-Fi 802.11, b/g/n |
| Multimedia Vivo Y21G |
| Loudspeaker: | Yes |
| Battery Vivo Y21G |
| Capacity: | 5000 mAh |
| Type: | Li-Polymer |
| User replaceable: | No |
| Quick charging: | Yes, Fast, 10W |
| Design Vivo Y21G |
| Colors: | Dawn White, Nebula Blue |
| Height: | 164.4 mm |
| Width: | 76.3 mm |
| Thickness: | 8.4 mm |
| Weight: | 192 grams |
| Features Vivo Y21G |
| Fingerprint sensor position: | Side |
| Fingerprint sensor: | Yes |
| Other sensors: | Accelerometer, Gyro, Proximity, Compass |
