| Global Score | |
| 80.9 | 79.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 5.0 | Android 11, 10, 9.0 Pie |
| -- | 2019-07-24 |
| 5.78 x 2.90 x 0.35 inches | 6.04 x 2.83 x 0.33 inches |
| -- | 6.13 ounces |
| -- | Blue, Gray and White |
| -- | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 245.00 | -- |
| Display / Screen | |
| 5.1 inches | 6.1 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 1560 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 576 pixels per inch | 282 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.9 | 7.3 |
| Performance | |
| Exynos 7 Octa 7420 chipset | Qualcomm Snapdragon 665 chipset |
| 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 3 GB (1600 MHz) RAM | 4 GB RAM |
| Mali-T760 MP8 (650 MHz) GPU | Adreno 610 GPU |
| 10.08 | 9.09 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSD external memory slot | microSDXC (up to 256 GB) external memory slot |
| 5.8 | 13.18 |
| Camera | |
| 16.00 MP + 5.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 0.38 inches (1/2.6") sensor | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 8.47 | 11.44 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3500mAh Battery | 4030mAh Battery |
| Removable Battery | Non-Removable Battery |
| 5.44 | 5.92 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | 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 |
The Galaxy S6 Active is a bit better than Xiaomi Mi A3, with an 80.9 score against 79.2. Both of these devices work with Android OS (Operating System), but the Galaxy S6 Active has 5.0 version and Xiaomi Mi A3 has Android 11. Galaxy S6 Active's construction is just a little bit thicker but way lighter than Xiaomi Mi A3.
Samsung Galaxy S6 Active features a superior processing unit than Xiaomi Mi A3, because although it has a smaller amount of RAM, and they both have a Octa-Core CPU, the Samsung Galaxy S6 Active also counts with an extra graphics co-processor and a 64-bits CPU. The Galaxy S6 Active has a much sharper display than Xiaomi Mi A3, because although it has a quite smaller display, it also counts with a much higher display density and a way higher resolution of 2560 x 1440px.
Xiaomi Mi A3 takes greater pictures and videos than Samsung Galaxy S6 Active, and although they both have the same video definition and the same video frame rate, the Xiaomi Mi A3 also has a back-facing camera with lot more mega pixels, a larger aperture and a bigger back camera sensor capturing more light and vivid colors.
Xiaomi Mi A3 has much more memory capacity to store more apps and games than Samsung Galaxy S6 Active, because it has 128 GB internal storage capacity. The Xiaomi Mi A3 counts with just a bit longer battery performance than Galaxy S6 Active, because it has a 15% greater battery capacity.
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