| Hardware and OS | Xiaomi Poco C51 | |
| Operating system | Android 13 (Go edition), MIUI | |
| Processor | Octa-core (4x2.2 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53) | |
| Chipset | Mediatek Helio G36 (12 nm) | |
| GPU | PowerVR GE8320 | |
| Internal memory | 64GB 4GB RAM | |
| External memory | microSDXC (dedicated slot) | |
| Display | Xiaomi Poco C51 | other phones |
| Type | IPS LCD, 400 nits (typ) | |
| Size | 6.52 inches, 102.6 cm2(~81.0% screen-to-body ratio) | |
| Resolution | 720 x 1600 pixels, 20:9 ratio | |
| Connectivity | Xiaomi Poco C51 | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 2100 | |
| 4G Network | 1, 3, 5, 8, 40, 41 | |
| WLAN | Wi-Fi 802.11 b/g/n | |
| Bluetooth | 5.0, A2DP, LE | |
| NFC | No | |
| USB | microUSB 2.0, OTG | |
| Speed | HSPA, LTE | |
| Technology | GSM / HSPA / LTE | |
| Main Camera | Xiaomi Poco C51 | other phones |
| Camera | 8 MP, f/2.0, (wide)
0.08 MP (depth) | |
| Features | Dual-LED flash, HDR | |
| Video | 1080p@30fps | |
| Selfie camera | Xiaomi Poco C51 | other phones |
| Camera | 5 MP, f/2.2 | |
| Video | 1080p@30fps | |
| Multimedia | Xiaomi Poco C51 | other phones |
| 3.5 mm Jack | Yes | |
| Loudspeaker | Yes | |
| Battery | Xiaomi Poco C51 | other phones |
| Type | Li-Po 5000 mAh, non-removable | |
| Charging | 10W wired | |
| Design | Xiaomi Poco C51 | other phones |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Weight | 192 g (6.77 oz) | |
| Dimensions | 164.9 x 76.8 x 9.1 mm (6.49 x 3.02 x 0.36 in) | |
| Colors | Power Black, Royal Blue | |
| Features | Xiaomi Poco C51 | other phones |
| Sensors | Fingerprint (rear-mounted), accelerometer | |
