Compare phones
| Global Score | |
| 84.1 | 77.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | -- |
| 2020-03-23 | 2017-06-01 |
| 6.26 x 2.96 x 0.35 inches | 6.85 x 3.49 x 0.30 inches |
| 6.63 ounces | 7.44 ounces |
| Midnight blue and Raven black | Black and Gold |
| Plastic and Plastic | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 295.00 |
| 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 625 8953 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 506 GPU |
| 9.27 | 9.09 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 11.74 | 12.42 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 5.00 MP |
| f/2.00 aperture | f/2.20 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.34 inches (1/2.9") 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 (120 fps) (Full HD) slow motion video |
| 11.55 | 9.57 |
| 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 |
| 6.7 | 6 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 5300mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 7.04 |
| 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 | -- |
Comparison review
The Galaxy M21 has an overall score of 84.1, which is slightly better than Xiaomi Mi Max 2's 77.5 global score. The Galaxy M21 construction is much newer and somewhat lighter, but also somewhat thicker than Xiaomi Mi Max 2. The Samsung Galaxy M21 features a little better performance than Xiaomi Mi Max 2. Both have 4 GB of RAM and the same number of cores.
The Samsung Galaxy M21 has a slightly better screen than Xiaomi Mi Max 2, and although they both have a display of the same size, the Samsung Galaxy M21 also has a quite greater display pixel density and a bit higher resolution of 1080 x 2340 pixels. The Xiaomi Mi Max 2 counts with a little bit better storage for applications, games, photos and videos than Galaxy M21, because although it has an external SD slot that supports up to 128 GB against 512 GB, it also counts with 128 GB internal memory.
Samsung Galaxy M21 counts with a bit superior battery lifetime than Xiaomi Mi Max 2, because it has 6000mAh of battery capacity against 5300mAh. Galaxy M21 features a greater camera than Xiaomi Mi Max 2, and although they both have the same video resolution and the same video frame rates, the Galaxy M21 also has a lot bigger back-facing camera sensor capturing more light and vivid colors, a camera with a lot higher 48 megapixels resolution and a larger aperture for better low-light photography.
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