| Realme 5i | Oppo Reno4 Z 5G | |
| Specifications | ||
| Brand | Realme | Oppo |
| Model | - | - |
| Release Date | January 2020 | October 2020 |
| Operating System | Realme UI (Android 9.0) | ColorOS (Android 10) |
| Dimensions | ||
| Size | 164.4 x 75.0 x 9.3 mm 6.47 x 2.95 x 0.37 in |
163.8 x 75.5 x 8.1 mm 6.45 x 2.97 x 0.32 in |
| Weight | 195 g 6.88 oz |
184 g 6.49 oz |
| Screen | ||
| Size | 6.5 inches | 6.57 inches |
| Resolution | 720 x 1,600 pixels | 1,080 x 2,400 pixels |
| PPI | 269 | 401 |
| Features | - | 120Hz |
| Cameras | ||
| Rear | Quad camera 12 MP f/1.8 Wide 8 MP f/2.3 Ultra Wide 2 MP f/2.4 Macro 2 MP f/2.4 Depth |
Quad camera 48 MP f/1.7 Wide 8 MP f/2.2 Ultra Wide 2 MP f/2.4 Depth 2 MP f/2.4 Depth |
| Front | 8 MP f/2.0 | Dual camera 16 MP f/2.0 Wide 2 MP f/2.4 Depth |
| Storage | ||
| Memory | 3 GB 4 GB |
8 GB |
| Fixed | 32 GB 64 GB 128 GB |
128 GB |
| Removable | microSDXC | - |
| Processor | ||
| Chip | Qualcomm Snapdragon 665 SM6125 Octa-core processor 11 nm |
MediaTek Dimensity 800 Octa-core processor 7 nm |
| CPU | 4x 2.00 GHz Kryo 260 Gold 4x 1.80 GHz Kryo 260 Silver |
4x 2.00 GHz Cortex-A76 4x 2.00 GHz Cortex-A55 |
| GPU | Adreno 610 | Mali-G57 MC4 |
| Battery | ||
| Capacity | 5,000 mAh | 4,000 mAh |
| Features | - | Fast charging 18W |
| Removable | ||
| Connectivity | ||
| 5G | ||
| NFC | ||
| 3.5 mm Audio Jack | ||
| Micro USB | ||
| USB Type-C | ||
| Lightning | ||