Compare phones
| Global Score | |
| 74.5 | 81.4 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 9.0 Pie |
| 2021-01-04 | 2019-04-15 |
| 6.46 x 2.99 x 0.36 inches | 5.81 x 2.78 x 0.29 inches |
| 6.91 ounces | 5.47 ounces |
| Black, Blue and White | 16 777 216 |
| Plastic and Plastic | -- |
| -- | Scratch-Resistant Glass |
| $ 170.00 | -- |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 430 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 8.7 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Qualcomm Snapdragon 712 SDM712 chipset |
| Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 360, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Adreno 506 GPU | Adreno 616 GPU |
| 8.91 | 9.36 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | No SD card slot |
| 11.12 | 10.1 |
| Camera | |
| 13.00 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 8.8 | 11.66 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.3 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3070mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.04 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi 9 SE has a global score of 81.4, which is slightly better than the Galaxy A02s's score of 74.5. These phones come with Android OS (Operating System), but the Xiaomi Mi 9 SE has newer 9.0 Pie version while Galaxy A02s has Android 11 version, so it provides some nice extra features. Although Xiaomi Mi 9 SE is older than Galaxy A02s, it's design is thinner and a lot lighter.
The Xiaomi Mi 9 SE has a way better display than Galaxy A02s, because although it has a little smaller display, it also counts with way more pixels per inch of screen and a way better 1080 x 2340 resolution. The Galaxy A02s counts with a greater storage capacity for games and applications than Xiaomi Mi 9 SE, because although it has 0 less internal memory capacity, it also counts with an external memory card slot that supports up to 1 TB.
Xiaomi Mi 9 SE features a bit more powerful processor than Samsung Galaxy A02s, and although they both have the same number of cores, the Xiaomi Mi 9 SE also has a greater amount of RAM memory. Xiaomi Mi 9 SE has a greater camera than Galaxy A02s, because it has a larger camera aperture to take better low light photos, a back-facing camera with way more megapixels and a lot higher (4K) video resolution.
The Samsung Galaxy A02s has a much longer battery lifetime than Xiaomi Mi 9 SE, because it has a 5000mAh battery size against 3070mAh.
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