Compare phones
| Global Score | |
| 77.8 | 76.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 10 |
| 2022-03-15 | 2020-06-29 |
| 6.01 x 2.75 x 0.32 inches | 6.61 x 3.02 x 0.32 inches |
| 6.21 ounces | 6.81 ounces |
| Blue, Grey and Purple | Black |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 6.3 inches | 6.5 inches |
| 2400 x 1080 pixels | 1600 x 720 pixels |
| AMOLED | IPS LCD |
| 418 pixels per inch | 270 pixels per inch |
| 1100 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.9 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset | Mediatek Helio P35 chipset |
| processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Adreno 650 GPU | PowerVR GE8320 GPU |
| 6.21 | 9.27 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 9.84 |
| Camera | |
| 50.00 MP + 32.00 MP | 16.00 MP + 13.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 50.00mm focal length | -- |
| -- | 0.33 inches (1/3.06") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | -- |
| 11.88 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.1 | 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 |
| -- | FM Radio |
Comparison review
The Xiaomi 12X has a general score of 77.8, which is a bit better than Samsung Galaxy A21's 76.1 general score. These phones come with Android operating system, but the Xiaomi 12X has a newer 11 version while Samsung Galaxy A21 has Android 10. The Xiaomi 12X body has the same thickness than Samsung Galaxy A21, but it's a little lighter.
Galaxy A21 features a lot better performance than Xiaomi 12X, although it has lesser RAM, they both have the same number of cores. Xiaomi 12X counts with a much better screen than Galaxy A21, because although it has a little smaller screen, it also counts with a way better resolution of 1080 x 2400px and a lot higher pixels density.
The Xiaomi 12X features a greater camera than Galaxy A21, because although it has a smaller diafragm aperture, it also counts with a way better video resolution and a camera in the back with a way better 50 megapixels resolution. Xiaomi 12X counts with a bit bigger storage capacity to install applications and games than Galaxy A21, because although it has no SD memory slot, it also counts with 96 GB more internal memory.
Xiaomi 12X has a little better battery performance than Samsung Galaxy A21, because it has 4500mAh of battery capacity against 4000mAh.
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