Compare phones
| Global Score | |
| 77 | 80.6 |
| Basic Information | |
| HTC | Xiaomi |
| -- | Android 14 |
| 2017-02-21 | 2024-10-29 |
| 6.39 x 3.14 x 0.31 inches | 6.00 x 2.80 x 0.32 inches |
| 6.00 ounces | 6.67 ounces |
| 16 777 216 | -- |
| Aluminum and Glass | Glass |
| Scratch-Resistant Glass | -- |
| $ 749.00 | -- |
| Display / Screen | |
| 5.7 inches | 6.4 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2670 x 1200 pixels |
| S-LCD 5 | OLED |
| 515 pixels per inch | 457 pixels per inch |
| -- | 3200 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.5 | 10.2 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro-AB chipset | Snapdragon 8 Elite SM8750-AB (3 nm) chipset |
| Kryo, 64-bit (Quad-Core 2150 MHz) processor | processor |
| 4 GB RAM | 12 GB RAM |
| Adreno 530 GPU | Adreno 830 GPU |
| 8.91 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | No SD card slot |
| 14.66 | 13.3 |
| Camera | |
| 12.00 MP + 16.00 MP | 50.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.60 aperture |
| -- | 23.00mm focal length |
| 0.43 inches (1/2.3") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1920 x 1080 (120 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 9.9 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G |
| Nano SIM | Nano SIM |
| 6.7 | 7 |
| Battery Life | |
| 3000mAh Battery | 5400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 7.12 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass and Gyroscope |
Comparison review
Xiaomi 15 has a general score of 80.6, which is a bit better than the HTC U Ultra's overall score of 77. Although the Xiaomi 15 is extremely newer than the HTC U Ultra, it's heavier and just a little bit thicker. Xiaomi 15 counts with a way better screen than HTC U Ultra, because although it has a little worse 1200 x 2670 pixels resolution and a just a bit less pixels per inch in the screen, it also counts with a bit bigger display.
The HTC U Ultra features a better memory for applications, games, photos and videos than Xiaomi 15, because although it has less internal storage capacity, it also counts with a SD card slot that admits a maximum of 1,95 TB. HTC U Ultra features a lot better performance than Xiaomi 15, although it has an inferior number of cores (although faster) and 8 GB lesser RAM memory.
Xiaomi 15 counts with a way better camera than HTC U Ultra, because it has a back camera with way more megapixels, a much higher 7680x4320 video definition and a larger aperture for better low light photography. The Xiaomi 15 features a superior battery performance than HTC U Ultra, because it has an 80 percent bigger battery size.
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