| Hardware and OS Oppo Realme 3i |
| Operating system: | Android 9.0 (Pie), planned upgrade to Android 10.0 |
| Processor: | Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) |
| Chipset: | Mediatek MT6771 Helio P60 (12 nm) |
| GPU: | Mali-G72 MP3 |
| Internal memory: | 64 GB, 4 GB RAM
32 GB, 3 GB RAM |
| External memory: | microSD, up to 256 GB (dedicated slot) |
| Display Oppo Realme 3i |
| Type: | IPS LCD |
| Size: | 6.2" inc |
| Resolution: | 720 x 1520 px |
| Protection: | Corning Gorilla Glass (unspecified) |
| Touchscreen: | capacitive touchscreen |
| Screen-to-Body Ratio: | 81.3% |
| Display area: | 95.9 cm2 |
| Display aspect ratio: | 19:9 (height:width) |
| Pixel Density: | 271 PPI |
| Colors: | 16M |
| Connectivity Oppo Realme 3i |
| 2G Network: | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network: | HSDPA 850 / 900 / 2100 |
| 4G Network: | LTE band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500) |
| Wi-Fi: | Wi-Fi 802.11 b/g/n, hotspot |
| Network: | GSM / HSPA / LTE |
| SIM card: | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth: | 4.2, A2DP, LE |
| Edge: | Yes |
| GPRS: | Yes |
| GPS: | Yes, with A-GPS, GLONASS |
| Speed: | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat12 600/50 Mbps |
| USB: | microUSB 2.0, USB On-The-Go |
| Camera Oppo Realme 3i |
| Main camera: | 13 MP,
Dual |
| Specs: | 13 MP, f/1.8, 1/3', 1.12µm, PDAF
-2 MP, depth sensor |
| Features: | LED flash, HDR |
| Features: | HDR |
| Video: | 1080p@30fps |
| Selfie camera: | 13 MP,
Single |
| Specs: | 13 MP, f/2.0, 1/3', 1.12µm |
| Video: | 1080p@30fps |
| Multimedia Oppo Realme 3i |
| 3.5 mm Jack: | Yes |
| Radio: | FM radio |
| Design Oppo Realme 3i |
| Colors: | Diamond Blue, Diamond Red, Diamond Black |
| Dimensions: | 156.1 x 75.6 x 8.3 mm |
| Weight: | 175 g |
| Battery Oppo Realme 3i |
| Battery capacity: | 4230 mAh, Non-removable Li-Po |
| Other Oppo Realme 3i |
| Release date: | 2019, July |
| Sensors: | Fingerprint (rear-mounted), accelerometer, proximity |
