Compare phones
| Global Score | |
| 76.1 | 77.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 11 |
| 2020-06-29 | 2022-03-15 |
| 6.61 x 3.02 x 0.32 inches | 6.01 x 2.75 x 0.32 inches |
| 6.81 ounces | 6.21 ounces |
| Black | Blue, Grey and Purple |
| Plastic and Plastic | Aluminum and Glass |
| -- | Scratch-Resistant Glass |
| $ 194.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.3 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 418 pixels per inch |
| -- | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 8.9 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | processor |
| 3 GB RAM | 8 GB RAM |
| PowerVR GE8320 GPU | Adreno 650 GPU |
| 9.27 | 6.21 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 10.1 |
| Camera | |
| 16.00 MP + 13.00 MP | 50.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 50.00mm focal length |
| 0.33 inches (1/3.06") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.35 | 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 | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 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
The Xiaomi 12X is slightly better than the Samsung Galaxy A21, having a 77.8 score against 76.1. Xiaomi 12X's body has the same thickness than the Samsung Galaxy A21, but it is just a bit lighter. Both devices in this comparison review work with Android OS (Operating System), but Xiaomi 12X has the newer 11 version while Samsung Galaxy A21 has Android 10, so it gives a lot of extra features and improved performance.
The Galaxy A21 counts with a really superior processing power than Xiaomi 12X, although it has 5 GB lesser RAM, they both have the same number of cores. Xiaomi 12X has a lot better screen than Samsung Galaxy A21, because although it has a quite smaller display, it also counts with a lot better 1080 x 2400 resolution and much more pixels per inch in the screen.
The Xiaomi 12X captures a lot better pictures and videos than Samsung Galaxy A21, because although it has a smaller camera aperture which is not recommended for low light photography and videos, it also counts with a way better 7680x4320 video resolution and a way more mega-pixels camera in the back.
Xiaomi 12X counts with just a bit more memory capacity to store more apps and games than Galaxy A21, because although it has no SD memory card expansion slot, it also counts with 96 GB more internal memory. Xiaomi 12X features a bit superior battery duration than Galaxy A21, because it has a 13% greater battery size.
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