Compare phones
| Global Score | |
| 83.2 | 87 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 11, 10 |
| 2019-03-06 | 2020-11-06 |
| 6.20 x 2.94 x 0.30 inches | 6.47 x 2.99 x 0.34 inches |
| 6.10 ounces | 6.81 ounces |
| Black, Blue and Purple | Prism Dot black, Prism Dot grey and Prism Dot white |
| Glass (Corning Gorilla Glass 5) and Metal | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.4 inches | 6.6 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| AMOLED | Super AMOLED |
| 403 pixels per inch | 266 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Adreno 619 GPU |
| 9.63 | 9.18 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 10.1 | 15.38 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.1 | 11.11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 10.7 |
| Battery Life | |
| 3300mAh Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| 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 |
Comparison review
Galaxy A42 has a global score of 87, which is a little bit better than the Xiaomi Mi 9's 83.2 score. Galaxy A42 is a newer device than the Xiaomi Mi 9, although it's somewhat heavier and somewhat thicker. Xiaomi Mi 9 has a sharper display than Galaxy A42, because although it has a little smaller screen, it also counts with a way higher 1080 x 2340px resolution and a lot more pixels per inch of display.
Xiaomi Mi 9 has a bit more powerful processing unit than Samsung Galaxy A42, and although they both have the same number of cores, the Xiaomi Mi 9 also has 2 GB more RAM memory. The Xiaomi Mi 9 has a slightly better camera than Samsung Galaxy A42, and although they both have the same (4K) video resolution, a same size camera aperture and a same resolution back facing camera, the Xiaomi Mi 9 also has better video frame rates.
The Samsung Galaxy A42 has much more storage to store more apps and games than Xiaomi Mi 9, and although they both have the same 128 GB internal storage capacity, the Samsung Galaxy A42 also has an external memory card slot that allows up to 1000 GB. The Galaxy A42 counts with a very superior battery life than Xiaomi Mi 9, because it has 5000mAh of battery capacity.
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