| Brand | OPPO |
| Model | K13 5G |
| Network | GSM | HSPA | LTE | 5G |
| Dimensions | 163.2 x 76.1 x 8.5 mm |
| Weight | 208 g |
| SIM | Nano-SIM + Nano-SIM |
| Display | 6.67 inch AMOLED |
| Display Resolution | 1080 x 2400 pixels |
| OS | Android 15, up to 2 major Android upgrades, ColorOS 15 |
| Chipset | Qualcomm Snapdragon 6 Gen 4 (4 nm) |
| Memory Card slot | No |
| Internal Storage | 128GB 8GB RAM | 256GB 8GB RAM |
| Main Camera | 50 MP, 27mm (wide) | 2 MP (depth) |
| Selfie Camera | 16 MP, 23mm (wide) |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Battery | Si/C Li-Ion 7000 mAh |
| Charging | 80W wired, 62% in 30 min, 100% in 56 min |
