Compare phones
| Global Score | |
| 73.3 | 81.7 |
| Basic Information | |
| Asus | Samsung |
| Android 6.0 Marshmallow | -- |
| 2016-07-12 | 2017-04-21 |
| 7.34 x 3.70 x 0.27 inches | 5.86 x 2.68 x 0.31 inches |
| 8.22 ounces | 5.47 ounces |
| Gold, Gray, Pink and Silver | Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink |
| Aluminum | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 173.00 |
| Display / Screen | |
| 6.8 inches | 5.8 inches |
| 1920 x 1080 pixels (Full HD) | 2960 x 1440 pixels |
| IPS LCD | Super AMOLED |
| 324 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 7.6 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 652 8976 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 510 GPU | Adreno 540 GPU |
| 8.91 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 200 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 12.86 | 10.78 |
| Camera | |
| 23.00 MP + 8.00 MP | 12.00 MP + 8.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| -- | 26.00mm focal length |
| -- | 0.39 inches (1/2.55") 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 | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.01 | 9.79 |
| 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 Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.48 | 4.96 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 5.0, EDR |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S8 has an overall score of 81.7, which is much better than the Asus ZenFone 3 Ultra's general score of 73.3. Galaxy S8 is a newer and a lot lighter device than the Asus ZenFone 3 Ultra, although it's somewhat thicker. Samsung Galaxy S8 has a brighter screen than Asus ZenFone 3 Ultra, because although it has a bit smaller screen, it also counts with a lot better resolution of 1440 x 2960px and a lot more pixels per inch of screen.
The Asus ZenFone 3 Ultra features a bigger memory capacity for games and applications than Galaxy S8, because although it has an external memory card slot that admits 56 GB smaller, it also counts with 128 GB internal storage. The Galaxy S8 has a bit superior CPU than Asus ZenFone 3 Ultra. Both have 4 GB of RAM and 8 cores.
The Asus ZenFone 3 Ultra counts with just a bit better camera than Galaxy S8, because although it has a tinier aperture and slower video frame rate, and they both have the same (4K) video resolution, the Asus ZenFone 3 Ultra also counts with a lot better resolution back-facing camera. Asus ZenFone 3 Ultra counts with a much better battery life than Galaxy S8, because it has a 53% more battery size.
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