| Xiaomi Mi 8 | Samsung Galaxy M30 | |
| Specifications | ||
| Brand | Xiaomi | Samsung |
| Model | - | - |
| Release Date | June 2018 | March 2019 |
| Operating System | MIUI (Android 8.1) | Experience UI (Android 8.1) |
| Dimensions | ||
| Size | 154.9 x 74.8 x 7.6 mm 6.10 x 2.94 x 0.30 in |
159.0 x 75.1 x 8.5 mm 6.26 x 2.96 x 0.33 in |
| Weight | 175 g 6.17 oz |
174 g 6.14 oz |
| Screen | ||
| Size | 6.21 inches | 6.4 inches |
| Resolution | 1,080 x 2,248 pixels | 1,080 x 2,340 pixels |
| PPI | 402 | 403 |
| Features | OLED | OLED |
| Cameras | ||
| Rear | Dual camera 12 MP f/1.8 12 MP f/2.4 Telephoto |
Triple camera 13 MP f/1.9 Wide 5 MP f/2.2 Ultra Wide 5 MP f/2.2 Depth |
| Front | 20 MP f/2.0 Wide | 16 MP f/2.0 Wide |
| Storage | ||
| Memory | 6 GB 8 GB |
3 GB 4 GB 6 GB |
| Fixed | 64 GB 128 GB 256 GB |
32 GB 64 GB 128 GB |
| Removable | - | microSDXC |
| Processor | ||
| Chip | Qualcomm Snapdragon 845 SDM845 Octa-core processor 10 nm |
Samsung Exynos 7904 Octa-core processor 14 nm |
| CPU | 4x 2.80 GHz Kryo 385 Gold 4x 1.80 GHz Kryo 385 Silver |
2x 1.80 GHz Cortex-A73 6x 1.60 GHz Cortex-A53 |
| GPU | Adreno 630 | Mali-G71 MP2 |
| Battery | ||
| Capacity | 3,400 mAh | 5,000 mAh |
| Features | Fast charging 18W | Fast charging 15W |
| Removable | ||
| Connectivity | ||
| 5G | ||
| NFC | ||
| 3.5 mm Audio Jack | ||
| Micro USB | ||
| USB Type-C | ||
| Lightning | ||