| Samsung Galaxy Note9 | Xiaomi Redmi 7 | |
| Specifications | ||
| Brand | Samsung | Xiaomi |
| Model | - | - |
| Release Date | August 2018 | March 2019 |
| Operating System | Experience UI (Android 8.1) | MIUI (Android 9.0) |
| Dimensions | ||
| Size | 161.9 x 76.4 x 8.8 mm 6.37 x 3.01 x 0.35 in |
158.7 x 75.6 x 8.5 mm 6.25 x 2.98 x 0.33 in |
| Weight | 201 g 7.09 oz |
180 g 6.35 oz |
| Screen | ||
| Size | 6.4 inches | 6.26 inches |
| Resolution | 1,440 x 2,960 pixels | 720 x 1,520 pixels |
| PPI | 516 | 269 |
| Features | OLED | - |
| Cameras | ||
| Rear | Dual camera 12 MP f/1.5 Wide 12 MP f/2.4 Telephoto |
Dual camera 12 MP f/2.2 2 MP Depth |
| Front | Dual camera 8 MP f/1.7 Wide 2 MP Iris |
8 MP f/2.0 |
| Storage | ||
| Memory | 6 GB 8 GB |
2 GB 3 GB 4 GB |
| Fixed | 128 GB 512 GB |
16 GB 32 GB 64 GB |
| Removable | microSDXC | microSDXC |
| Processor | ||
| Chip | Samsung Exynos 9810 Octa-core processor 10 nm |
Qualcomm Snapdragon 632 SDM632 Octa-core processor 14 nm |
| CPU | 4x 2.70 GHz Mongoose M3 4x 1.80 GHz Cortex-A55 |
4x 1.80 GHz Kryo 250 Gold 4x 1.80 GHz Kryo 250 Silver |
| GPU | Mali-G72 MP18 | Adreno 506 |
| Battery | ||
| Capacity | 4,000 mAh | 4,000 mAh |
| Features | Fast charging 15W | - |
| Removable | ||
| Connectivity | ||
| 5G | ||
| NFC | ||
| 3.5 mm Audio Jack | ||
| Micro USB | ||
| USB Type-C | ||
| Lightning | ||