Compare phones
| Global Score | |
| 98.1 | 79.4 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 14 |
| 2021-01-29 | 2023-10-26 |
| 6.50 x 2.98 x 0.35 inches | 6.02 x 2.81 x 0.32 inches |
| 8.04 ounces | 6.63 ounces |
| Phantom black and Silver | Black, Green, Pink and Silver |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 3200 x 1440 pixels | 2670 x 1200 pixels |
| Dynamic AMOLED | OLED |
| 516 pixels per inch | 457 pixels per inch |
| 1500 cd/m2 brightness | 3000 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.8 | 10.1 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 660 GPU | Adreno 750 GPU |
| 9.72 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 108.00 MP + 40.00 MP | 50.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.60 aperture |
| 24.00mm focal length | 23.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.76 inches (1/1.31") sensor |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 13.75 | 12.76 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G |
| Nano SIM | Nano SIM |
| 10.7 | 7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4610mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.8 | 6.48 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.4 |
| GPS | -- |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S21 Ultra has a score of 98.1, which is a lot better than Xiaomi 14's 79.4 overall score. Galaxy S21 Ultra's construction is a lot older, somewhat heavier and a bit thicker than the Xiaomi 14. Both devices in our current comparison work with Android operating system, but Galaxy S21 Ultra has 11 version and Xiaomi 14 has Android 14 version.
The Samsung Galaxy S21 Ultra features a much better processing power than Xiaomi 14, and although they both have a Octa-Core processor, the Samsung Galaxy S21 Ultra also has 4 GB more RAM. Xiaomi 14 has a slightly better looking screen than Galaxy S21 Ultra, because although it has a quite lower resolution of 1200 x 2670, a little less pixels per inch in the screen and a quite smaller screen, it also counts with a really brighter display.
The Galaxy S21 Ultra features just a bit better camera than Xiaomi 14, because although it has a tinier camera sensor which provides a lower photo and video quality and a tinier diafragm aperture which is not recommended for low-light images and video, and they both have the same 24 fps video frame rates and the same video definition, the Galaxy S21 Ultra also counts with a lot more mega pixels camera in the back.
Xiaomi 14 counts with a way bigger memory capacity to store more apps and games than Galaxy S21 Ultra, because it has 128 GB more internal memory. The Galaxy S21 Ultra counts with a bit longer battery life than Xiaomi 14, because it has an 8% larger battery capacity.
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