Compare phones
| Global Score | |
| 74.5 | 82.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 10, 9.0 Pie |
| 2021-01-04 | 2019-03-28 |
| 6.46 x 2.99 x 0.36 inches | 6.44 x 2.95 x 0.35 inches |
| 6.91 ounces | 7.23 ounces |
| Black, Blue and White | Black and Silver |
| Plastic and Plastic | -- |
| $ 170.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 403 pixels per inch |
| -- | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Qualcomm Snapdragon 855 chipset |
| Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Adreno 506 GPU | Adreno 640 GPU |
| 8.91 | 9.63 |
| 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 |
| -- | 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 (120 fps) (HD) slow motion video |
| 8.8 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Black Shark 2 is much better than the Samsung Galaxy A02s, with an 82.3 score against 74.5. These phones come with Android operating system, but Xiaomi Black Shark 2 has the previous 10 version and Samsung Galaxy A02s has Android 11 version. Even though Xiaomi Black Shark 2 is older and a bit heavier than the Samsung Galaxy A02s, it's body is still just a bit thinner.
The Xiaomi Black Shark 2 features a little better processing power than Galaxy A02s, and although they both have 8 processing cores, the Xiaomi Black Shark 2 also has more RAM memory. The Xiaomi Black Shark 2 counts with a brighter display than Samsung Galaxy A02s, because although it has a little bit smaller display, it also counts with a greater number of pixels per screen inch and a lot better 1080 x 2340 resolution.
Xiaomi Black Shark 2 captures greater photographs and videos than Galaxy A02s, because it has a lot better (4K) video quality, a camera in the back with lot more MP and a larger aperture for better low light photography and video. Galaxy A02s features a quite bigger storage capacity for applications and games than Xiaomi Black Shark 2, because although it has just 32 GB internal storage, it also counts with a slot for SD memory cards that allows a maximum of 1 TB.
Samsung Galaxy A02s has improved battery performance than Xiaomi Black Shark 2, because it has a 25% bigger battery size.
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