| Hardware and OS Vivo Y31 2021 |
| Operating system: | Android v11 |
| Custom UI: | Funtouch OS |
| Processor: | Octa core (2 GHz, Quad core, Kryo 260 1.8 GHz, Quad core, Kryo 260) |
| Processor: | Qualcomm Snapdragon 662 |
| Chipset: | Qualcomm Snapdragon 662 |
| Internal Storage: | 128 GB |
| Expandable memory: | Yes, Upto 1TB |
| GPU: | Adreno 610 |
| RAM: | 6 GB |
| Camera Vivo Y31 2021 |
| Main camera: | 48 MP 2 MP 2 MP |
| Aperture: | F2.0 |
| Autofocus: | Yes |
| Camera features: | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Image: | 8000 x 6000 Pixels |
| Flash: | Yes, LED Flash |
| Front camera: | 16 MP |
| Front camera resolution: | 16 MP f/2.0, Wide Angle Primary Camera |
| Video recording: | 1920x1080 @ 30 fps |
| Connectivity Vivo Y31 2021 |
| Bluetooth: | Yes, v5.0 |
| SIM size: | SIM1: Nano, SIM2: Nano |
| Dual SIM: | Dual SIM, GSM GSM |
| GPS: | Yes, with A-GPS, Glonass |
| Network support: | 4G , 3G, 2G |
| USB connectivity: | Mass storage device, USB charging |
| USB TYPE-C: | Yes |
| WI-FI: | Yes, Wi-Fi 802.11, b/g/n/n 5GHz |
| Multimedia Vivo Y31 2021 |
| Audio jack: | 3.5 MM |
| FM radio: | Yes |
| Loudspeaker: | Yes |
| Battery Vivo Y31 2021 |
| Capacity: | 5000 mAh |
| Type: | Li-Polymer |
| User replaceable: | No |
| Quick charging: | Yes, Fast, 18W: 70 % in 64 minutes |
| Design Vivo Y31 2021 |
| Colors: | Ocean Blue, Racing Black |
| Height: | 163.8 mm |
| Width: | 75.3 mm |
| Thickness: | 8.3 mm |
| Weight: | 188 grams |
| Features Vivo Y31 2021 |
| Fingerprint sensor position: | Side |
| Fingerprint sensor: | Yes |
| Other sensors: | Light sensor, Proximity sensor, Accelerometer, Compass |
