Compare phones
| Global Score | |
| 79.2 | 77 |
| Basic Information | |
| Xiaomi | HTC |
| Android 11, 10, 9.0 Pie | -- |
| 2019-07-24 | 2017-02-21 |
| 6.04 x 2.83 x 0.33 inches | 6.39 x 3.14 x 0.31 inches |
| 6.13 ounces | 6.00 ounces |
| Blue, Gray and White | 16 777 216 |
| Glass (Corning Gorilla Glass 5) and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 749.00 |
| Display / Screen | |
| 6.1 inches | 5.7 inches |
| 1560 x 720 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| Super AMOLED | S-LCD 5 |
| 282 pixels per inch | 515 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.5 |
| Performance | |
| Qualcomm Snapdragon 665 chipset | Qualcomm Snapdragon 821 MSM8996 Pro-AB chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Kryo, 64-bit (Quad-Core 2150 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 610 GPU | Adreno 530 GPU |
| 9.09 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 13.18 | 14.66 |
| Camera | |
| 48.00 MP + 32.00 MP | 12.00 MP + 16.00 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 |
| 1280 x 720 (240 fps) (HD) slow motion video | 1920 x 1080 (120 fps) (Full HD) slow motion video |
| 11.44 | 9.9 |
| 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 | |
| 4030mAh Battery | 3000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | 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 |
| FM Radio | -- |
Comparison review
Xiaomi Mi A3 is slightly better than the HTC U Ultra, getting a overall score of 79.2 against 77. The Xiaomi Mi A3 body is newer than HTC U Ultra's, but it's just a bit thicker and a bit heavier. The Xiaomi Mi A3 has a bit faster processing unit than HTC U Ultra, and although they both have a 4 GB RAM, the Xiaomi Mi A3 also has more CPU cores.
The HTC U Ultra has a brighter screen than Xiaomi Mi A3, because although it has a bit smaller screen, it also counts with a much greater pixels count per inch in the screen and a way better resolution of 1440 x 2560 pixels. The Xiaomi Mi A3 shoots better videos and photos than HTC U Ultra, and although they both have the same (4K) video quality, the same 30 frames per second video frame rate, a F1.8 diafragm aperture and the same sensor size, the Xiaomi Mi A3 also has a much more mega-pixels back camera.
HTC U Ultra features a better memory capacity for apps and games than Xiaomi Mi A3, because although it has just 64 GB internal memory capacity, it also counts with an external memory card slot that allows a maximum of 1,95 TB. Xiaomi Mi A3 counts with superior battery lifetime than HTC U Ultra, because it has a 34% bigger battery size.
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