Compare phones
| Global Score | |
| 78 | 83.3 |
| Basic Information | |
| Xiaomi | Samsung |
| 2018-07-27 | 2018-03-16 |
| 6.25 x 2.97 x 0.29 inches | 5.81 x 2.70 x 0.33 inches |
| 5.93 ounces | 5.75 ounces |
| Black, Blue, Gold, Pink and Red | Burgundy red, Coral blue, Ice blue, Lilac purple, Midnight black, Sunrise gold and Titanium gray |
| Aluminum | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 158.00 |
| Display / Screen | |
| 6 inches | 5.8 inches |
| 2160 x 1080 pixels | 2960 x 1440 pixels |
| IPS LCD | Super AMOLED |
| 402 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 512 GPU | Adreno 630 GPU |
| 9.27 | 9.54 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 400 GB) external memory slot |
| 10.1 | 11.34 |
| Camera | |
| 12.00 MP + 20.00 MP | 12.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.50 aperture |
| 0.34 inches (1/2.9") sensor | 0.39 inches (1/2.55") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.79 | 10.23 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3010mAh Li - Polymer Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy S9 is just a bit better than Xiaomi Mi A2, getting a score of 83.3 against 78. Samsung Galaxy S9's construction is just a little bit lighter but somewhat thicker than Xiaomi Mi A2, and both were released with only a couple months difference. The Galaxy S9 has just a little better hardware performance than Xiaomi Mi A2, although it has a lower amount of RAM, they both have a Octa-Core processing unit.
Samsung Galaxy S9 counts with a bit more vivid screen than Xiaomi Mi A2, because although it has a quite smaller screen, it also counts with a higher 1440 x 2960 resolution and more pixels per display inch. The Samsung Galaxy S9 counts with a slightly better camera than Xiaomi Mi A2, and although they both have the same video quality and a same resolution back camera, the Samsung Galaxy S9 also has a larger camera aperture to capture better low-light images and videos, higher video frame rates and a larger camera sensor which offers a better image and video quality.
Samsung Galaxy S9 features a greater memory to store more apps and games than Xiaomi Mi A2, because although it has just 64 GB internal storage, it also counts with an external SD slot that supports up to 400 GB. The Samsung Galaxy S9's battery life is just as good as the battery life in Xiaomi Mi A2, although the Samsung Galaxy S9 has a 0% smaller battery capacity.
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