Compare phones
| Global Score | |
| 79.2 | 79.6 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11, 10, 9.0 Pie | -- |
| 2019-07-24 | 2019-03-02 |
| 6.04 x 2.83 x 0.33 inches | 6.24 x 2.94 x 0.30 inches |
| 6.13 ounces | 5.82 ounces |
| Blue, Gray and White | Black, Blue and White |
| Glass (Corning Gorilla Glass 5) and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.1 inches | 6.4 inches |
| 1560 x 720 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 282 pixels per inch | 403 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8 |
| Performance | |
| Qualcomm Snapdragon 665 chipset | Samsung Exynos 7 Octa 7904 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 610 GPU | Mali-G71 MP2 GPU |
| 9.09 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 13.18 | 11.74 |
| Camera | |
| 48.00 MP + 32.00 MP | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 11.44 | 9.46 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4030mAh Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy A30 has a score of 79.6, which is a bit better than the Xiaomi Mi A3's 79.2 global score. The Samsung Galaxy A30 is a a little lighter and just a bit thinner device than the Xiaomi Mi A3, even though both of them were released only 5 months apart. The Galaxy A30 features a slightly better looking display than Xiaomi Mi A3, because it has a quite bigger screen, a much better 1080 x 2340 resolution and a greater pixel count per inch in the screen.
Xiaomi Mi A3 features a bit better processing unit than Galaxy A30. They have a Octa-Core CPU and 4 GB of RAM memory. Xiaomi Mi A3 has more storage capacity for apps and games than Samsung Galaxy A30, because although it has a SD memory slot that allows up to 256 GB against 512 GB, it also counts with 128 GB internal memory capacity.
The Xiaomi Mi A3 features a much better camera than Samsung Galaxy A30, because although it has a smaller aperture which is not recommended for low-light photography and video, it also counts with a lot higher 3840x2160 video quality, a back facing camera with way more megapixels and a bigger sensor.
The Xiaomi Mi A3 and the Samsung Galaxy A30 have similar batteries duration, although the Samsung Galaxy A30 has just 4000mAh of battery size against 4030mAh.
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