| Samsung Galaxy A51 5G | Xiaomi Redmi 9T | |
| Specifications | ||
| Brand | Samsung | Xiaomi |
| Model | - | - |
| Release Date | April 2020 | January 2021 |
| Operating System | One UI (Android 10) | MIUI (Android 10) |
| Dimensions | ||
| Size | 158.9 x 73.6 x 8.7 mm 6.26 x 2.90 x 0.34 in |
162.3 x 77.3 x 9.6 mm 6.39 x 3.04 x 0.38 in |
| Weight | 187 g 6.60 oz |
198 g 6.98 oz |
| Screen | ||
| Size | 6.5 inches | 6.53 inches |
| Resolution | 1,080 x 2,400 pixels | 1,080 x 2,340 pixels |
| PPI | 405 | 395 |
| Features | OLED | - |
| Cameras | ||
| Rear | Quad camera 48 MP f/2.0 Wide 12 MP f/2.2 Ultra Wide 5 MP f/2.4 Macro 5 MP f/2.2 Depth |
Quad camera 48 MP f/1.8 Wide 8 MP f/2.2 Ultra Wide 2 MP f/2.4 Macro 2 MP f/2.4 Depth |
| Front | 32 MP f/2.2 Wide | 8 MP f/2.1 Wide |
| Storage | ||
| Memory | 6 GB 8 GB |
4 GB 6 GB |
| Fixed | 128 GB | 64 GB 128 GB |
| Removable | microSDXC | microSDXC |
| Processor | ||
| Chip | Samsung Exynos 980 Octa-core processor 8 nm |
Qualcomm Snapdragon 662 SM6115 Octa-core processor 11 nm |
| CPU | 2x 2.20 GHz Cortex-A77 6x 1.80 GHz Cortex-A55 |
4x 2.00 GHz Kryo 260 Gold 4x 1.80 GHz Kryo 260 Silver |
| GPU | Mali-G76 MP5 | Adreno 610 |
| Battery | ||
| Capacity | 4,500 mAh | 6,000 mAh |
| Features | Fast charging 15W | Fast charging 18W |
| Removable | ||
| Connectivity | ||
| 5G | ||
| NFC | ||
| 3.5 mm Audio Jack | ||
| Micro USB | ||
| USB Type-C | ||
| Lightning | ||