| Brand: | Vivo |
| Model: | S12 |
| Release Date: | 2021, December 22 |
| Size: | 6.44 inches, 100.1 cm2 (~88.0% screen-to-body ratio) |
| Resolution: | 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) |
| Technology: | AMOLED, 90Hz, HDR10+ |
| Main Features: | Dual-LED flash, HDR, panorama |
| Main Video: | 4K@30fps, 1080p@30fps, gyro-EIS |
| Selfie Features: | Dual-LED flash, HDR |
| Selfie Video: | 4K@30fps, 1080p@30fps |
| Capacity: | Li-Po 4200 mAh, non-removable |
| Type: | Li-Po |
| Chipset: | MediaTek MT6891Z Dimensity 1100 (6 nm) |
| Ram: | 8GB |
| Storage: | 128GB |
| Expandable: | No |
| Dimensions: | 157.2 x 72.4 x 7.4 or 7.6 mm |
| Weight: | 179 g or 181 g (6.31 oz) |
| Wifi: | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth: | 5.2, A2DP, LE, aptX HD |
| Nfc: | Yes |
| Usb: | USB Type-C, USB On-The-Go |
| Headphone Jack: | No |
| Network: | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G |
| Sensors: | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Colors: | Black, Blue, Yellow |