Compare phones
| Global Score | |
| 77 | 79.2 |
| Basic Information | |
| HTC | Xiaomi |
| -- | Android 11, 10, 9.0 Pie |
| 2017-02-21 | 2019-07-24 |
| 6.39 x 3.14 x 0.31 inches | 6.04 x 2.83 x 0.33 inches |
| 6.00 ounces | 6.13 ounces |
| 16 777 216 | Blue, Gray and White |
| Aluminum and Glass | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 749.00 | -- |
| Display / Screen | |
| 5.7 inches | 6.1 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 1560 x 720 pixels |
| S-LCD 5 | Super AMOLED |
| 515 pixels per inch | 282 pixels per inch |
| No touch screen | No touch screen |
| 8.5 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro-AB chipset | Qualcomm Snapdragon 665 chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 530 GPU | Adreno 610 GPU |
| 8.91 | 9.09 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 14.66 | 13.18 |
| Camera | |
| 12.00 MP + 16.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.43 inches (1/2.3") sensor | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (120 fps) (Full HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.9 | 11.44 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 4030mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| 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 |
| -- | FM Radio |
Comparison review
Xiaomi Mi A3 is just a bit better than the HTC U Ultra, with a 79.2 score against 77. Xiaomi Mi A3's body is noticeably newer than HTC U Ultra's, although it's just a little heavier and a bit thicker. HTC U Ultra counts with a better display than Xiaomi Mi A3, because although it has a quite smaller screen, it also counts with much more pixels per screen inch and a way better 1440 x 2560 resolution.
The HTC U Ultra has a quite bigger memory to install games and applications than Xiaomi Mi A3, because although it has only 64 GB internal memory capacity, it also counts with an external memory slot that supports a maximum of 1,95 TB. The Xiaomi Mi A3 counts with a bit better processing power than HTC U Ultra, and although they both have 4 GB of RAM memory, the Xiaomi Mi A3 also has a larger number of cores.
The Xiaomi Mi A3 counts with a much better camera than HTC U Ultra, and although they both have the same sensor size, the same 3840x2160 (4K) video quality, the same video frame rate and a F1.8 diafragm aperture, the Xiaomi Mi A3 also has a way better 48 mega-pixels resolution camera. Xiaomi Mi A3 has improved battery lifetime than HTC U Ultra, because it has a 4030mAh battery size instead of 3000mAh.
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