Compare phones
| Global Score | |
| 84.1 | 77.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 11 |
| 2020-03-23 | 2022-03-15 |
| 6.26 x 2.96 x 0.35 inches | 6.01 x 2.75 x 0.32 inches |
| 6.63 ounces | 6.21 ounces |
| Midnight blue and Raven black | Blue, Grey and Purple |
| Plastic and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.3 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 418 pixels per inch |
| 420 cd/m2 brightness | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.9 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 870 SM8250-AC (7 nm) chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 650 GPU |
| 9.27 | 6.21 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 50.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | 50.00mm focal length |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11.55 | 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 | |
| 6000mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy M21 is just a bit better than Xiaomi 12X, having an 84.1 score against 77.8. Even though Galaxy M21 is better than Xiaomi 12X, we must highlight that it's also an older, a little heavier and just a bit thicker device. Both of these phones come with the same Android 11 OS (operating system), so both should offer all the same OS features.
Samsung Galaxy M21 counts with a much better hardware performance than Xiaomi 12X, although it has 4 GB lesser RAM, they both have 8 processing cores. Xiaomi 12X has a bit better display than Samsung Galaxy M21, because although it has a little smaller screen, it also counts with a little higher 1080 x 2400 resolution, a bit more pixels per inch in the screen and a really brighter screen.
Galaxy M21 counts with more memory for games and applications than Xiaomi 12X, because although it has 0 less internal storage capacity, it also counts with an external memory slot that supports up to 512 GB. Xiaomi 12X features a slightly better camera than Galaxy M21, because it has a way better video definition, a better 50 mega-pixels resolution camera in the back and a larger aperture to capture better low light images and videos.
Galaxy M21 counts with better battery life than Xiaomi 12X, because it has a 6000mAh battery capacity.
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