Compare phones
| Global Score | |
| 83.8 | 84.1 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 11, 10 |
| 2018-04-03 | 2020-03-23 |
| 5.94 x 2.95 x 0.32 inches | 6.26 x 2.96 x 0.35 inches |
| 6.67 ounces | 6.63 ounces |
| Black and White | Midnight blue and Raven black |
| Aluminum and Ceramic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 639.00 | -- |
| Display / Screen | |
| 6 inches | 6.4 inches |
| 2160 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 402 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Exynos 9611 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 630 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.27 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 12.00 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.79 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3400mAh Li - Polymer Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.36 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M21 has a score of 84.1, which is just a bit better than the Xiaomi Mi Mix 2s's score of 83.8. The Galaxy M21 body is newer and a bit lighter, but also just a bit thicker than the Xiaomi Mi Mix 2s. The Galaxy M21 has a bit more vivid display than Xiaomi Mi Mix 2s, because it has a little bit bigger screen, a slightly better resolution of 1080 x 2340px and a bit more pixels per screen inch.
The Xiaomi Mi Mix 2s has a quite bigger memory to install applications and games or saving photos and videos than Galaxy M21, because although it has no SD card slot, it also counts with 192 GB more internal memory. The Xiaomi Mi Mix 2s counts with just a bit better performance than Galaxy M21, and although they both have the same number of cores, the Xiaomi Mi Mix 2s also has a higher amount of RAM memory.
The Samsung Galaxy M21 has a way better battery duration than Xiaomi Mi Mix 2s, because it has a 76 percent more battery size. Galaxy M21 features a better camera than Xiaomi Mi Mix 2s, because although it has a smaller camera aperture which is not favorable for shooting photos or video in low light situations, and they both have the same (4K) video quality and the same 30 fps video frame rate, the Galaxy M21 also counts with a lot bigger back-facing camera sensor which offers a much better image and video quality and a way more mega pixels camera in the back.
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