| Hardware and OS Realme C12 |
| Operating System: | Android v10 (Q) |
| Custom UI: | Realme UI |
| Processor: | Octa core, 2.3 GHz, Cortex A53 |
| Chipset: | MediaTek Helio G35 |
| Architecture: | 64 bit |
| RAM: | 3 GB |
| Internal Memory: | 32 GB |
| Expandable Memory: | yes Up to 256 GB |
| Graphics: | PowerVR GE8320 |
| SIM Slot(s): | Dual SIM, GSM GSM |
| Display Realme C12 |
| Screen Size: | 6.52 inches (16.56 cm) |
| Screen Resolution: | 720 x 1600 pixels |
| Display Type: | IPS LCD |
| Pixel Density: | 269 ppi |
| Aspect Ratio: | 20:9 |
| Refresh Rate: | 60 Hz |
| Screen to Body Ratio: | 88.7 % |
| Screen Protection: | Corning Gorilla Glass v3 |
| Touch Screen: | yes Capacitive Touchscreen, Multi-touch |
| Main Camera Realme C12 |
| Resolution: | 13 MP f/2.2 (upto 4x Digital Zoom) Primary Camera(3" sensor size, 1.12µm pixel size)2 MP f/2.4, Depth Camera(5.0" sensor size, 1.75µm pixel size)2 MP f/2.4, Macro Camera(5.0" sensor size, 1.75µm pixel size) |
| Image Resolution: | 4128 x 3096 Pixels |
| Flash: | yes LED Flash |
| Sensor: | CMOS image sensor |
| Camera Features: | 4 x Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Autofocus: | yes Phase Detection autofocus |
| Physical Aperture: | F2.2 |
| Video Recording: | 1920x1080 @ 30 fps, 1280x720 @ 30 fps |
| Shooting Modes: | Continuos Shooting, High Dynamic Range mode (HDR) |
| Settings: | Exposure compensation, ISO control |
| Front Camera Realme C12 |
| Resolution: | 5 MP f/2.0 Primary Camera(5.0" sensor size, 1.12µm pixel size) |
| Sensor: | CMOS |
| Camera Features: | Fixed Focus |
| Physical Aperture: | F2.0 |
| Connectivity Realme C12 |
| Network: | 4G: Available , 3G: Available, 2G: Available |
| SIM Size: | SIM1: Nano, SIM2: Nano |
| Bluetooth: | yes v5.0 |
| GPS: | yes with A-GPS, Glonass |
| NFC: | No |
| VoLTE: | yes |
| Wi-Fi: | yes Wi-Fi 802.11, b/g/n, MIMO |
| Wi-Fi Features: | Mobile Hotspot |
| USB Connectivity: | Mass storage device, USB charging, microUSB 2.0 |
| Multimedia Realme C12 |
| Audio Jack: | 3.5 mm |
| FM Radio: | yes |
| Loudspeaker: | yes |
| Design Realme C12 |
| Height: | 164.5 mm |
| Width: | 75.9 mm |
| Thickness: | 9.8 mm |
| Weight: | 209 grams |
| Colours: | Power Blue, Power Silver |
| Waterproof: | yes Splash proof |
| Battery Realme C12 |
| Type: | Li-ion |
| Capacity: | 6000 mAh |
| User Replaceable: | No |
| USB Type-C: | No |
| USB OTG Support: | yes |
| Features Realme C12 |
| Fingerprint Sensor: | yes |
| Fingerprint Sensor Position: | Rear |
| Other Sensors: | Light sensor, Proximity sensor, Accelerometer |