Compare phones
| Global Score | |
| 82.2 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10, 9.0 Pie | Android 11, 10 |
| 2019-06-17 | 2020-04-29 |
| 6.17 x 2.93 x 0.35 inches | 6.26 x 2.90 x 0.34 inches |
| 6.74 ounces | 6.60 ounces |
| Carbon Black, Flame Red and Glacier Blue | Prism cube black |
| Metal and Metal | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 403 pixels per inch | 405 pixels per inch |
| 430 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Samsung Exynos 980 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 618 GPU | Mali-G76 MP5 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 10.1 | 15.38 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 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 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.66 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy A51 5G has a global score of 90.8, which is better than the Xiaomi Mi 9T's score of 82.2. The Galaxy A51 5G design is newer, just a little bit lighter and just a little thinner than Xiaomi Mi 9T. Both phones we are comparing use Android OS (Operating System), but Galaxy A51 5G has a newer 11 version and Xiaomi Mi 9T has Android 10 version.
Xiaomi Mi 9T counts with a little bit better screen than Galaxy A51 5G, although it has a little smaller screen, a just a little worse pixels quantity per display inch and a bit worse resolution of 1080 x 2340px. Galaxy A51 5G has a very superior memory to store more apps and games than Xiaomi Mi 9T, and although they both have the same internal memory, the Galaxy A51 5G also has a SD card slot that allows up to 1000 GB.
Samsung Galaxy A51 5G and Xiaomi Mi 9T both count with very similar processors, they have 6 GB of RAM and a Octa-Core CPU. Galaxy A51 5G has a little better battery lifetime than Xiaomi Mi 9T, because it has 4500mAh of battery capacity. Xiaomi Mi 9T features a bit better camera than Galaxy A51 5G, and although they both have the same camera sensor size, the same (4K) video definition, a camera with a 48 megapixels and the same 30 frames per second video frame rates, the Xiaomi Mi 9T also has a bigger diafragm aperture.
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