Compare phones
| Global Score | |
| 85.2 | 77.8 |
| Basic Information | |
| Samsung | Xiaomi |
| -- | Android 11 |
| 2018-11-15 | 2022-03-15 |
| 6.40 x 3.03 x 0.31 inches | 6.01 x 2.75 x 0.32 inches |
| 6.46 ounces | 6.21 ounces |
| Bubblegum pink, Caviar black and Lemonade blue | Blue, Grey and Purple |
| Glass and Metal | Aluminum and Glass |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.3 inches |
| 2220 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 392 pixels per inch | 418 pixels per inch |
| -- | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 512 GPU | Adreno 650 GPU |
| 9.27 | 6.21 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 24.00 MP + 24.00 MP | 50.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 27.00mm focal length | 50.00mm focal length |
| 0.36 inches (1/2.8") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.45 | 11.88 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 3800mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.76 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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 |
| FM Radio | -- |
Comparison review
Galaxy A9 (2018) has a score of 85.2, which is a little bit better than Xiaomi 12X's global score of 77.8. Despite of the fact the Galaxy A9 (2018) is a lot older and a bit heavier than the Xiaomi 12X, it's construction is still a little bit thinner. Xiaomi 12X features a much better display than Galaxy A9 (2018), and although they both have a same size display, the Xiaomi 12X also has a slightly higher resolution of 1080 x 2400px and a just a bit greater count of pixels in each inch in the display.
The Galaxy A9 (2018) has a much bigger storage capacity for games and applications than Xiaomi 12X, and although they both have exactly the same internal memory, the Galaxy A9 (2018) also has a slot for external memory cards that holds up to 512 GB. The Galaxy A9 (2018) features a much greater performance than Xiaomi 12X, although it has 2 GB lesser RAM memory, they both have the same number of cores.
Xiaomi 12X counts with a better camera than Samsung Galaxy A9 (2018), because although it has a smaller aperture which is worse for shooting photographs or videos in low-light situations, it also counts with a much higher video resolution and a back camera with lot more mega pixels. The Xiaomi 12X has a little better battery duration than Galaxy A9 (2018), because it has a 4500mAh battery capacity.
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