Compare phones
| Global Score | |
| 82.2 | 85.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10, 9.0 Pie | Android 11, 10 |
| 2019-06-17 | 2019-12-27 |
| 6.17 x 2.93 x 0.35 inches | 6.24 x 2.90 x 0.31 inches |
| 6.74 ounces | 6.07 ounces |
| Carbon Black, Flame Red and Glacier Blue | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Metal and Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| 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 9611 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| 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 (240 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 | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| 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
The Galaxy A51 has a general score of 85.5, which is slightly better than Xiaomi Mi 9T's 82.2 score. These phones come with Android OS (operating system), but the Galaxy A51 has 11 version and Xiaomi Mi 9T has Android 10 version, providing you a lot of extra features and a performance increase. The Galaxy A51 is a just a little bit lighter and thinner cellphone than Xiaomi Mi 9T, even when both of them were only released with a few months difference.
Xiaomi Mi 9T counts with a little bit better display than Samsung Galaxy A51, although it has a bit worse 1080 x 2340 resolution, a quite worse quantity of pixels per inch in the screen and a quite smaller display. The Xiaomi Mi 9T and the Galaxy A51 both feature quite similar CPUs, and although the Galaxy A51 has a smaller amount of RAM memory, they both have 8 cpu cores.
Galaxy A51 has a much bigger storage capacity for games and applications than Xiaomi Mi 9T, and although they both have exactly the same internal memory, the Galaxy A51 also has a SD memory slot that holds up to 512 GB. The Xiaomi Mi 9T takes slightly better pictures and videos than Samsung Galaxy A51, and although they both have the same camera sensor size, the same 30 fps video frame rates, the same (4K) video definition and the same resolution back camera, the Xiaomi Mi 9T also has a bigger camera aperture to capture better photography and video in poorly lited situations.
Samsung Galaxy A51 counts with a battery performance that is just as good as the Xiaomi Mi 9T one.
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