| Hardware and OS Oppo Realme C20A |
| Operating system: | Android 10, Realme UI |
| Processor: | Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) |
| Chipset: | MediaTek Helio G35 (12 nm) |
| Internal memory: | 32GB 2GB RAM |
| External memory: | microSDXC (dedicated slot) |
| GPU: | PowerVR GE8320 |
| Display Oppo Realme C20A |
| Type: | IPS LCD |
| Size: | 6.5" inc |
| Resolution: | 720 x 1600 px |
| Display colors: | 16M |
| Screen area: | 102.0 cm2 |
| Screen format: | 20:9 (height:width) |
| Screen to body ratio: | 80.8% |
| PPI /points per inch/: | 270 PPI |
| Touchscreen: | capacitive touchscreen |
| Connectivity Oppo Realme C20A |
| Network: | GSM / HSPA / LTE |
| Network: | -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
|
| NFC: | No |
| Edge: | Yes |
| Bluetooth: | 5.0, A2DP |
| SIM card: | Dual SIM (Nano-SIM, dual stand-by) |
| GPRS: | Yes |
| GPS: | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Wi-Fi: | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB: | microUSB 2.0, USB On-The-Go |
| Camera Oppo Realme C20A |
| Rear camera, main: | 8 MP,
Single |
| Camera specs: | 8 MP, f/2.0, (wide), 1/4.0'', 1.12µm, AF |
| Functions: | LED flash, HDR, panorama |
| Video: | 1080p@30fps |
| Front camera, selfie: | 5 MP,
Single |
| Functions: | HDR |
| Specifications: | 5 MP, f/2.2, (wide), 1/5.0'', 1.12µm |
| Video: | 1080p@30fps |
| Multimedia Oppo Realme C20A |
| Headphone jack: | Yes |
| Radio: | FM radio |
| Design Oppo Realme C20A |
| Dimensions (HxWxD): | 165.2 x 76.4 x 8.9 mm | 6.5 x 3.01 x 0.35 in |
| Weight: | 190 g | 6.7 oz |
| Colors: | Iron Grey, Lake Blue |
| Body build: | Glass front, plastic frame, plastic back |
| Battery Oppo Realme C20A |
| Battery: | 5000 mAh, Li-Po, non-removable |
| Other features Oppo Realme C20A |
| Sensors: | Accelerometer, proximity, compass Reverse charging Splash-resistant design |