Compare phones
| Global Score | |
| 83.3 | 79.2 |
| Basic Information | |
| Samsung | Xiaomi |
| -- | Android 11, 10, 9.0 Pie |
| 2018-03-16 | 2019-07-24 |
| 5.81 x 2.70 x 0.33 inches | 6.04 x 2.83 x 0.33 inches |
| 5.75 ounces | 6.13 ounces |
| Burgundy red, Coral blue, Ice blue, Lilac purple, Midnight black, Sunrise gold and Titanium gray | Blue, Gray and White |
| Aluminum and Glass (Corning Gorilla Glass 5) | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 158.00 | -- |
| Display / Screen | |
| 5.8 inches | 6.1 inches |
| 2960 x 1440 pixels | 1560 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 568 pixels per inch | 282 pixels per inch |
| No touch screen | No touch screen |
| 8.9 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Qualcomm Snapdragon 665 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 630 GPU | Adreno 610 GPU |
| 9.54 | 9.09 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 11.34 | 13.18 |
| Camera | |
| 12.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/1.50 aperture | f/1.80 aperture |
| 0.39 inches (1/2.55") sensor | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.23 | 11.44 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy S9 has a global score of 83.3, which is just a bit better than the Xiaomi Mi A3's overall score of 79.2. Galaxy S9 is a just a bit lighter cellphone than Xiaomi Mi A3, but they have the same thickness. The Galaxy S9 features a much more vibrant display than Xiaomi Mi A3, because although it has a little bit smaller screen, it also counts with a lot greater pixels quantity per inch of screen and a much higher 1440 x 2960 resolution.
The Xiaomi Mi A3 counts with a better memory for games and applications than Galaxy S9, because although it has a slot for SD memory cards that holds 144 GB smaller, it also counts with 128 GB internal storage capacity. The Galaxy S9 has a bit better processor than Xiaomi Mi A3. They have the same RAM memory amount and the same number of cores.
Xiaomi Mi A3 features superior battery life than Samsung Galaxy S9, because it has a 34% bigger battery capacity. The Xiaomi Mi A3 has a better camera than Samsung Galaxy S9, because although it has slower video frame rates and a tinier aperture which is not recommended for low-light captures, and they both have the same video resolution, the Xiaomi Mi A3 also counts with a larger back camera sensor which offers a higher image and video quality and a way more mega-pixels back facing camera.
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