Compare phones
| Global Score | |
| 84.1 | 77.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | -- |
| 2020-03-23 | 2016-05-17 |
| 6.26 x 2.96 x 0.35 inches | 6.81 x 3.48 x 0.30 inches |
| 6.63 ounces | 7.16 ounces |
| Midnight blue and Raven black | 16 777 216 |
| Plastic and Plastic | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 1920 x 1080 pixels (Full HD) |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 344 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 7.7 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 652 8956 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 510 GPU |
| 9.27 | 8.91 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 11.74 | 13.18 |
| Camera | |
| 48.00 MP + 20.00 MP | 16.00 MP + 5.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | -- |
| 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 | 1280 x 720 (120 fps) (HD) slow motion video |
| 11.55 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Micro SIM, Dual SIM |
| 6.7 | 6 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 4850mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.64 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy M21 has a score of 84.1, which is just a bit better than the Xiaomi Mi Max's 77.5 overall score. Galaxy M21's body is noticeably newer and a bit lighter than Xiaomi Mi Max's, although it is thicker. The Galaxy M21 features a bit better CPU than Xiaomi Mi Max. They have a 4 GB RAM memory and 8 cores.
Galaxy M21 features a bit sharper display than Xiaomi Mi Max, and although they both have a screen with the same size, the Galaxy M21 also has a quite better 1080 x 2340px resolution and a little more pixels per display inch. The Samsung Galaxy M21 counts with a superior camera than Xiaomi Mi Max, and although they both have the same aperture, the same 3840x2160 (4K) video quality and the same video frame rate, the Samsung Galaxy M21 also has a lot better 48 megapixels resolution back-facing camera.
The Xiaomi Mi Max counts with more memory for games and applications than Samsung Galaxy M21, because although it has a slot for SD memory cards that admits up to 256 GB against 512 GB, it also counts with 64 GB more internal memory capacity. The Galaxy M21 counts with longer battery duration than Xiaomi Mi Max, because it has a 24 percent greater battery size.
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