Compare phones
| Global Score | |
| 77.7 | 90.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 11 |
| 2020-06-19 | 2021-03-29 |
| 6.44 x 2.96 x 0.35 inches | 6.47 x 2.94 x 0.33 inches |
| 6.77 ounces | 8.25 ounces |
| Black, Blue, Red and White | Ceramic Black and Ceramic White |
| -- | Ceramic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 1600 x 720 pixels | 3200 x 1440 pixels |
| TFT | AMOLED |
| 270 pixels per inch | 516 pixels per inch |
| -- | 1700 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 9.9 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Mali-G76 GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| Storage | |
| 32 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 13.3 |
| Camera | |
| 48.00 MP + 13.00 MP | 50.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 10.78 | 12.43 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 8.2 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi 11 Ultra has a general score of 90.7, which is better than the Samsung Galaxy A21s's 77.7 general score. Xiaomi Mi 11 Ultra's body is newer and a little thinner than Samsung Galaxy A21s's, but it's heavier. These phones come with Android OS (operating system), but the Xiaomi Mi 11 Ultra has newer 11 version and Samsung Galaxy A21s has Android 10 version, so it counts with a couple nice extra features and performance optimizations.
Xiaomi Mi 11 Ultra features a much sharper screen than Galaxy A21s, because it has a much higher resolution of 1440 x 3200px, a little bit larger display and a lot more pixels per inch in the screen. Xiaomi Mi 11 Ultra features a little bit better performance than Galaxy A21s, and although they both have 8 processing cores, the Xiaomi Mi 11 Ultra also has more RAM memory.
The Xiaomi Mi 11 Ultra has a much better camera than Galaxy A21s, and although they both have the same back camera sensor size, the Xiaomi Mi 11 Ultra also has a higher 50 MP resolution back camera, a way higher video definition and a larger aperture for better photos and video in poorly lited environments.
The Xiaomi Mi 11 Ultra features a superior memory for apps and games than Samsung Galaxy A21s, because although it has no SD memory slot, it also counts with 256 GB internal storage. The Xiaomi Mi 11 Ultra counts with a battery duration that's very similar to Samsung Galaxy A21s's battery lifetime.
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