| Global Score | |
| 74.8 | 79.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 4.4.2, 4.3, 4.1.2, 4.1.1 | Android 11, 10, 9.0 Pie |
| 2012-08-29 | 2019-07-24 |
| 5.94 x 3.17 x 0.37 inches | 6.04 x 2.83 x 0.33 inches |
| 6.44 ounces | 6.13 ounces |
| Blue, Pink and White | Blue, Gray and White |
| -- | Glass (Corning Gorilla Glass 5) and Plastic |
| -- | Scratch-Resistant Glass |
| $ 215.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.1 inches |
| 720 x 1280 pixels (HD) | 1560 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 267 pixels per inch | 282 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8 | 7.3 |
| Performance | |
| Samsung Exynos 4 (4412) chipset | Qualcomm Snapdragon 665 chipset |
| ARM Cortex-A9 (Quad-Core 1600 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| ARM Mali-400 MP4 (Quad-Core 266 MHz) GPU | Adreno 610 GPU |
| 9.18 | 9.09 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 9.46 | 13.18 |
| Camera | |
| 8.00 MP + 1.90 MP | 48.00 MP + 32.00 MP |
| -- | f/1.80 aperture |
| -- | 0.43 inches (1/2.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 7.48 | 11.44 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM |
| 7 | 6.7 |
| Battery Life | |
| 3100mAh Li-Ion Battery | 4030mAh Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 980 hours standby time 35 hours talk time | -- |
| 5.12 | 5.92 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
The Xiaomi Mi A3 is just a bit better than Galaxy Note II, getting a general score of 79.2 against 74.8. Both of these phones include Android OS (operating system), but Xiaomi Mi A3 has an older 11 version and Galaxy Note II has Android 4.4.2. Xiaomi Mi A3's construction is notably newer, somewhat thinner and just a little lighter than Galaxy Note II.
The Galaxy Note II features a little better performance than Xiaomi Mi A3, because although it has a lower amount of RAM and 4 lesser and slower cores, it also counts with an extra graphics processor. The Samsung Galaxy Note II features a little bit better display than Xiaomi Mi A3, although it has a quite smaller display, a bit lower resolution of 1280 x 720 pixels and a just a bit inferior pixel amount in each screen inch.
Xiaomi Mi A3 captures much better videos and photos than Galaxy Note II, because it has a camera with much more megapixels and a lot higher (4K) video resolution. Xiaomi Mi A3 features a very superior memory to store more games and applications than Samsung Galaxy Note II, because it has an external memory card slot that supports a maximum of 256 GB and 128 GB internal storage.
Xiaomi Mi A3 counts with better battery lifetime than Samsung Galaxy Note II, because it has a 4030mAh battery size.
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