Compare phones
| Global Score | |
| 76.7 | 77 |
| Basic Information | |
| Xiaomi | HTC |
| Android 11 | -- |
| 2021-05-27 | 2017-02-21 |
| 6.23 x 2.96 x 0.33 inches | 6.39 x 3.14 x 0.31 inches |
| 6.70 ounces | 6.00 ounces |
| Moonlight White, Neptune Blue and Space Black, | 16 777 216 |
| Glass and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 749.00 |
| Display / Screen | |
| 6.3 inches | 5.7 inches |
| 2340 x 1080 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| IPS LCD | S-LCD 5 |
| 409 pixels per inch | 515 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.5 |
| Performance | |
| MediaTek Helio G85 MT6769Z chipset | Qualcomm Snapdragon 821 MSM8996 Pro-AB chipset |
| Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo, 64-bit (Quad-Core 2150 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali G52 MC2 GPU | Adreno 530 GPU |
| 9.09 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 10.02 | 14.66 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.5 inches (1/2") sensor | 0.43 inches (1/2.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1920 x 1080 (120 fps) (Full HD) slow motion video |
| 11 | 9.9 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 4.96 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 4.2 |
| GPS | GPS |
| -- | 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 |
Comparison review
HTC U Ultra has a global score of 77, which is just a bit better than Xiaomi Redmi Note 8 2021's general score of 76.7. The HTC U Ultra is an a lot older phone than Xiaomi Redmi Note 8 2021, but HTC was able to make it just a little bit thinner and somewhat lighter. The HTC U Ultra counts with a bit sharper screen than Xiaomi Redmi Note 8 2021, because although it has a bit smaller screen, it also counts with a better screen pixel density and a higher 1440 x 2560px resolution.
Xiaomi Redmi Note 8 2021 features a bit more powerful processor than HTC U Ultra, and although they both have a 4 GB RAM memory, the Xiaomi Redmi Note 8 2021 also has a greater number of cores. Xiaomi Redmi Note 8 2021 counts with a better camera than HTC U Ultra, and although they both have a same size camera aperture, the same 1920x1080 video quality and the same video frame rates, the Xiaomi Redmi Note 8 2021 also has a bigger sensor providing a higher image quality and a camera in the back with lot more megapixels.
HTC U Ultra counts with a lot bigger storage to install games and applications than Xiaomi Redmi Note 8 2021, and although they both have equal internal storage capacity, the HTC U Ultra also has a SD memory card expansion slot that holds a maximum of 1,95 TB. Xiaomi Redmi Note 8 2021 counts with greater battery duration than HTC U Ultra, because it has a 4000mAh battery capacity against 3000mAh.
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