Compare phones
| Global Score | |
| 84.1 | 82.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 10, 9.0 Pie |
| 2020-03-23 | 2019-08-20 |
| 6.26 x 2.96 x 0.35 inches | 6.17 x 2.93 x 0.35 inches |
| 6.63 ounces | 6.74 ounces |
| Midnight blue and Raven black | Carbon black, Glacier blue and Red flame |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 403 pixels per inch |
| 420 cd/m2 brightness | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.4 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| 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 | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11.55 | 11.99 |
| 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 | |
| 6000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| 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
The Galaxy M21 has a general score of 84.1, which is just a bit better than the Xiaomi Mi 9T Pro's 82.7 general score. Galaxy M21 is a just a bit lighter cellphone than the Xiaomi Mi 9T Pro, but both have the same thickness. These devices have Android OS, but the Galaxy M21 has a more recent 11 version while Xiaomi Mi 9T Pro has Android 10, counting with a couple nice extra features.
Xiaomi Mi 9T Pro has a bit better processing unit than Galaxy M21, and although they both have a Octa-Core processing unit, the Xiaomi Mi 9T Pro also has a larger amount of RAM memory. Xiaomi Mi 9T Pro and Samsung Galaxy M21 both count with incredibly similar screens, and although the Xiaomi Mi 9T Pro has a little more brightness, they both have the same pixel density, a same size screen and the same exact resolution of 1080 x 2340px.
The Xiaomi Mi 9T Pro takes just a bit better pictures and videos than Galaxy M21, and although they both have the same back-facing camera sensor size, the same 3840x2160 video resolution and a same resolution back camera, the Xiaomi Mi 9T Pro also has a larger aperture for better photos and videos in low light environments and higher 60 fps video frame rate.
Galaxy M21 counts with more memory capacity for games and applications than Xiaomi Mi 9T Pro, because although it has only 64 GB internal memory capacity, it also counts with a SD card slot that admits a maximum of 512 GB. Galaxy M21 has a much better battery life than Xiaomi Mi 9T Pro, because it has 6000mAh of battery capacity against 4000mAh.
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