Compare phones
| Global Score | |
| 73.3 | 77 |
| Basic Information | |
| Asus | HTC |
| Android 6.0 Marshmallow | -- |
| 2016-07-12 | 2017-02-21 |
| 7.34 x 3.70 x 0.27 inches | 6.39 x 3.14 x 0.31 inches |
| 8.22 ounces | 6.00 ounces |
| Gold, Gray, Pink and Silver | 16 777 216 |
| Aluminum | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 749.00 |
| Display / Screen | |
| 6.8 inches | 5.7 inches |
| 1920 x 1080 pixels (Full HD) | 2560 x 1440 pixels (Quad HD / 2K) |
| IPS LCD | S-LCD 5 |
| 324 pixels per inch | 515 pixels per inch |
| No touch screen | No touch screen |
| 7.6 | 8.5 |
| Performance | |
| Qualcomm Snapdragon 652 8976 chipset | Qualcomm Snapdragon 821 MSM8996 Pro-AB chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor | Kryo, 64-bit (Quad-Core 2150 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 510 GPU | Adreno 530 GPU |
| 8.91 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 200 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 12.86 | 14.66 |
| Camera | |
| 23.00 MP + 8.00 MP | 12.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (24 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (30 fps) (Full HD) slow motion video | 1920 x 1080 (120 fps) (Full HD) slow motion video |
| 10.01 | 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 | |
| 4600mAh Li - Ion Battery | 3000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.48 | 4.96 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 4.2 |
| 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 |
| FM Radio | -- |
Comparison review
The HTC U Ultra has a global score of 77, which is a little bit better than Asus ZenFone 3 Ultra's 73.3 global score. The HTC U Ultra construction is extremely lighter but somewhat thicker than Asus ZenFone 3 Ultra, and they were released with only a couple months difference. Asus ZenFone 3 Ultra and HTC U Ultra both feature extremely similar processors, and although the HTC U Ultra has less processing cores (but faster), they both have the same RAM memory amount.
HTC U Ultra features a better looking display than Asus ZenFone 3 Ultra, because although it has a little smaller screen, it also counts with a better resolution of 1440 x 2560 and a much higher display density. HTC U Ultra has a bigger storage to store more games and applications than Asus ZenFone 3 Ultra, because although it has just 64 GB internal storage capacity, it also counts with a slot for an external memory card that supports up to 1,95 TB.
The Asus ZenFone 3 Ultra counts with just a bit better camera than HTC U Ultra, because although it has slower 24 frames per second video frame rates and a tinier aperture which is not good for shooting photographs or video in low-light situations, and they both have the same (4K) video definition, the Asus ZenFone 3 Ultra also counts with a way more MP back facing camera.
The Asus ZenFone 3 Ultra has a really longer battery duration than HTC U Ultra, because it has a 53% greater battery capacity.
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