| Brand: | Vivo |
| Model: | Y12a |
| Type: | Smartphone |
| Release Date: | 2021, June 21 |
| Size: | 6.51 inches, 102.3 cm2 (~81.6% screen-to-body ratio) |
| Resolution: | 720 x 1600 pixels, 20:9 ratio (~270 ppi density) |
| Technology: | IPS LCD |
| Main Specs: | 13 MP, f/2.2, (wide), PDAF, 2 MP, f/2.4, (depth) |
| Main Features: | LED flash, Panorama |
| Main Video: | 1080p@30fps |
| Selfie Specs: | 8 MP, f/1.8 |
| Selfie Video: | 1080p@30fps |
| Capacity: | Li-Po 5000 mAh, non-removable |
| Type: | Li-Po |
| Chipset: | Qualcomm SDM439 Snapdragon 439 (12 nm) |
| Ram: | 3GB |
| Storage: | 32GB |
| Expandable: | microSDXC (dedicated slot) |
| Dimensions: | 164.4 x 76.3 x 8.4 mm (6.47 x 3.00 x 0.33 in) |
| Weight: | 191 g (6.74 oz) |
| Wifi: | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth: | 4.2, A2DP |
| Nfc: | No |
| Usb: | microUSB 2.0, USB On-The-Go |
| Headphone Jack: | Yes |
| Network: | GSM / HSPA / LTE |
| Sensors: | Fingerprint (side-mounted), accelerometer, proximity, compass |
| Colors: | Phantom Black, Glacier Blue |