Compare phones
| Global Score | |
| 76.2 | 84.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 6.0 Marshmallow | Android 11, 10 |
| 2016-11-04 | 2020-03-23 |
| 6.25 x 3.22 x 0.31 inches | 6.26 x 2.96 x 0.35 inches |
| 7.37 ounces | 6.63 ounces |
| Black and White | Midnight blue and Raven black |
| Ceramic | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 590.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2040 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 361 pixels per inch | 403 pixels per inch |
| 500 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.3 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro chipset | Exynos 9611 chipset |
| Kryo, 64-bit (Quad-Core 2340 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 530 GPU | Mali-G72 MP3 GPU |
| 9 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 16.00 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (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 (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6 | 6.7 |
| Battery Life | |
| 4400mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.24 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | 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
The Galaxy M21 is better than Xiaomi Mi MIX, having an 84.1 score against 76.2. Both phones in this comparison work with Android OS (Operating System), but Galaxy M21 has an older 11 version while Xiaomi Mi MIX has Android 6.0 Marshmallow. Galaxy M21's body is notably newer and lighter, but also thicker than Xiaomi Mi MIX.
The Samsung Galaxy M21 counts with a bit more powerful CPU than Xiaomi Mi MIX, and although they both have the same RAM memory amount, the Samsung Galaxy M21 also has a greater number of cores. The Galaxy M21 has a little more vivid display than Xiaomi Mi MIX, because although it has less brightness, and they both have a screen of the same size, the Galaxy M21 also counts with a little more pixels per inch in the screen and a bit higher resolution of 1080 x 2340.
The Samsung Galaxy M21 has a superior camera than Xiaomi Mi MIX, and although they both have a same size camera aperture, the same video frame rate and the same 3840x2160 video quality, the Samsung Galaxy M21 also has a way more mega-pixels camera in the back and a much larger sensor. The Galaxy M21 counts with a greater storage capacity for apps and games than Xiaomi Mi MIX, because although it has only 64 GB internal memory capacity, it also counts with a SD card slot that holds up to 512 GB.
Samsung Galaxy M21 has a way better battery life than Xiaomi Mi MIX, because it has a 6000mAh battery capacity instead of 4400mAh.
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