Compare phones
| Global Score | |
| 90.7 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11, 10 |
| 2021-03-29 | 2020-04-29 |
| 6.47 x 2.94 x 0.33 inches | 6.26 x 2.90 x 0.34 inches |
| 8.25 ounces | 6.60 ounces |
| Ceramic Black and Ceramic White | Prism cube black |
| Ceramic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.8 inches | 6.5 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 516 pixels per inch | 405 pixels per inch |
| 1700 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.9 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | Samsung Exynos 980 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Mali-G76 MP5 GPU |
| 9.63 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 13.3 | 15.38 |
| Camera | |
| 50.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (1920 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.43 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 8.2 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.32 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy A51 5G is a little bit better than Xiaomi Mi 11 Ultra, with a 90.8 score against 90.7. Even though Samsung Galaxy A51 5G is older and a bit thicker than Xiaomi Mi 11 Ultra, it's design is still lighter. Both phones in our current comparison come with the same Android 11 OS, so both should count with very similar OS features.
The Xiaomi Mi 11 Ultra has a bit superior processing unit than Samsung Galaxy A51 5G, and although they both have the same number of cores, the Xiaomi Mi 11 Ultra also has 2 GB more RAM memory. The Xiaomi Mi 11 Ultra features a lot better display than Galaxy A51 5G, because it has a higher resolution of 1440 x 3200 pixels, more pixels per display inch and a little bit larger screen.
The Xiaomi Mi 11 Ultra captures a bit better pictures and videos than Samsung Galaxy A51 5G, and although they both have a same size back camera sensor, the Xiaomi Mi 11 Ultra also has a better 50 mega pixels resolution camera, a bigger aperture for better low light images and video and a way higher 7680x4320 video quality.
Galaxy A51 5G counts with more memory capacity for games and applications than Xiaomi Mi 11 Ultra, because although it has 0 less internal memory, it also counts with an external memory slot that admits a maximum of 1000 GB. Xiaomi Mi 11 Ultra has just a bit better battery life than Galaxy A51 5G, because it has 5000mAh of battery capacity against 4500mAh.
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