Compare phones
| Global Score | |
| 90.7 | 85.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11, 10 |
| 2021-03-29 | 2019-12-27 |
| 6.47 x 2.94 x 0.33 inches | 6.24 x 2.90 x 0.31 inches |
| 8.25 ounces | 6.07 ounces |
| Ceramic Black and Ceramic White | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Ceramic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| 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 9611 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 14.14 |
| 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 (240 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 | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 8.2 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 5.92 |
| 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
The Xiaomi Mi 11 Ultra has an overall score of 90.7, which is a bit better than the Samsung Galaxy A51's global score of 85.5. The Xiaomi Mi 11 Ultra body is newer than the Samsung Galaxy A51's, but it's a lot heavier and a little bit thicker. Both of these phones include the same Android 11 OS (operating system).
Xiaomi Mi 11 Ultra has a much more vibrant display than Galaxy A51, because it has a quite bigger screen, a better 1440 x 3200px resolution and a better pixel density. Samsung Galaxy A51 counts with just a bit more storage capacity for apps and games than Xiaomi Mi 11 Ultra, because although it has just 128 GB internal memory capacity, it also counts with a slot for an external memory card that admits a maximum of 512 GB.
The Xiaomi Mi 11 Ultra counts with a bit superior processor than Galaxy A51, and although they both have 8 cpu cores, the Xiaomi Mi 11 Ultra also has 4 GB more RAM. The Xiaomi Mi 11 Ultra has better battery performance than Galaxy A51, because it has a 25% more battery capacity. The Xiaomi Mi 11 Ultra has a slightly better camera than Galaxy A51, and although they both have the same back camera sensor size, the Xiaomi Mi 11 Ultra also has a back-facing camera with a better resolution, a much better 7680x4320 video resolution and a bigger aperture for better images and video in poorly lited situations.
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