Compare phones
| Global Score | |
| 77 | 88.9 |
| Basic Information | |
| HTC | Xiaomi |
| -- | Android 10 |
| 2017-02-21 | 2019-09-24 |
| 6.39 x 3.14 x 0.31 inches | 6.08 x 2.85 x 0.41 inches |
| 6.00 ounces | 8.50 ounces |
| 16 777 216 | Black |
| Aluminum and Glass | Titanium |
| Scratch-Resistant Glass | -- |
| $ 749.00 | -- |
| Display / Screen | |
| 5.7 inches | 7.9 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2250 x 2088 pixels |
| S-LCD 5 | OLED |
| 515 pixels per inch | 389 pixels per inch |
| No touch screen | No touch screen |
| 8.5 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro-AB chipset | Qualcomm Snapdragon 855+ SM8150-AC chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| Adreno 530 GPU | Adreno 640 GPU |
| 8.91 | 9.81 |
| Storage | |
| 64 GB internal memory | 512 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | No SD card slot |
| 14.66 | 17.6 |
| Camera | |
| 12.00 MP + 16.00 MP | 108.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 0.43 inches (1/2.3") sensor | 0.75 inches (1/1.33") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (4K) video resolution |
| 1920 x 1080 (120 fps) (Full HD) slow motion video | -- |
| 9.9 | 10.56 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 4050mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 6 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi Mix Alpha is much better than HTC U Ultra, getting an 88.9 score against 77. The Xiaomi Mi Mix Alpha construction is way newer than the HTC U Ultra's, although it's noticeably heavier and notably thicker. The HTC U Ultra counts with a little sharper display than Xiaomi Mi Mix Alpha, because although it has a way smaller display and a little worse resolution of 1440 x 2560, it also counts with a better display pixel density.
Xiaomi Mi Mix Alpha features a faster CPU than HTC U Ultra, because it has 8 GB more RAM and a higher number of cores. The Xiaomi Mi Mix Alpha has a lot bigger memory for games and applications than HTC U Ultra, because although it has no slot for SD memory cards, it also counts with 512 GB internal memory.
Xiaomi Mi Mix Alpha features a superior battery performance than HTC U Ultra, because it has a 4050mAh battery capacity against 3000mAh. Xiaomi Mi Mix Alpha counts with a slightly better camera than HTC U Ultra, and although they both have the same 3840x2160 video definition and the same video frame rate, the Xiaomi Mi Mix Alpha also has a bigger aperture, a camera in the back with much more megapixels and a way larger back camera sensor taking more light and vivid colors.
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