Compare phones
| Global Score | |
| 84.4 | 76.7 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 14 | Android 11 |
| 2024-02-22 | 2021-05-27 |
| 6.35 x 2.96 x 0.36 inches | 6.23 x 2.96 x 0.33 inches |
| 7.75 ounces | 6.70 ounces |
| Black, Blue, Titanium Gray and White | Moonlight White, Neptune Blue and Space Black, |
| -- | Glass and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.3 inches |
| 3200 x 1440 pixels | 2340 x 1080 pixels |
| AMOLED | IPS LCD |
| 524 pixels per inch | 409 pixels per inch |
| 3000 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 10.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset | MediaTek Helio G85 MT6769Z chipset |
| processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 750 GPU | Mali G52 MC2 GPU |
| 6.21 | 9.09 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 13.3 | 10.02 |
| Camera | |
| 50.00 MP + 32.00 MP | 48.00 MP + 13.00 MP |
| f/1.60 aperture | f/1.80 aperture |
| 23.00mm focal length | -- |
| 0.4 inches (1/2.51") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (1920 fps) (Full HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 12.43 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM | Nano SIM |
| 10.6 | 6.6 |
| Battery Life | |
| 5000mAh Dual Nano SIM Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi 14 Ultra has a global score of 84.4, which is much better than Xiaomi Redmi Note 8 2021's 76.7 overall score. Both of these devices come with Android OS (Operating System), but the Xiaomi 14 Ultra has a more recent 14 version and Xiaomi Redmi Note 8 2021 has Android 11. Even though Xiaomi 14 Ultra is newer than Xiaomi Redmi Note 8 2021, it's just a little bit thicker and heavier.
Xiaomi 14 Ultra counts with a much sharper screen than Xiaomi Redmi Note 8 2021, because it has a higher count of pixels per inch of display, a quite larger display and a higher 1440 x 3200 resolution. The Xiaomi 14 Ultra has a much greater storage for games and applications than Xiaomi Redmi Note 8 2021, because although it has no slot for an SD memory card, it also counts with 256 GB internal memory capacity.
Xiaomi Redmi Note 8 2021 has a lot better hardware performance than Xiaomi 14 Ultra, although it has a smaller amount of RAM, they both have a Octa-Core processor. Xiaomi 14 Ultra counts with better battery duration than Xiaomi Redmi Note 8 2021, because it has a 5000mAh battery capacity. Xiaomi 14 Ultra takes much better photos and videos than Xiaomi Redmi Note 8 2021, because although it has a much tinier camera sensor taking lot lower quality videos and pictures, it also counts with a way better 7680x4320 video resolution, a back camera with more mega pixels and a bigger diafragm aperture to take better photography and videos in poorly lited environments.
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