Compare phones
| Global Score | |
| 73.3 | 78.8 |
| Basic Information | |
| Asus | Microsoft |
| Android 6.0 Marshmallow | Android 10 |
| 2016-07-12 | 2020-09-10 |
| 7.34 x 3.70 x 0.27 inches | 7.36 x 5.72 x 0.19 inches |
| 8.22 ounces | 8.82 ounces |
| Gold, Gray, Pink and Silver | Glacier |
| Aluminum | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 6.8 inches | 8.1 inches |
| 1920 x 1080 pixels (Full HD) | 2700 x 1800 pixels |
| IPS LCD | AMOLED |
| 324 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 7.6 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 652 8976 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 510 GPU | Adreno 640 GPU |
| 8.91 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 200 GB) external memory slot | No SD card slot |
| 12.86 | 10.1 |
| Camera | |
| 23.00 MP + 8.00 MP | 11.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 3840 x 2160 (24 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (30 fps) (Full HD) slow motion video | -- |
| 10.01 | 8.91 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4600mAh Li - Ion Battery | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.48 | 5.52 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 5.0 |
| GPS | GPS |
| 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
Microsoft Surface Duo is a little bit better than Asus ZenFone 3 Ultra, with a 78.8 score against 73.3. Microsoft Surface Duo's design is a lot newer and incredibly thinner, but also just a little heavier than Asus ZenFone 3 Ultra. These phones come with Android OS (operating system), but the Microsoft Surface Duo has the older 10 version and Asus ZenFone 3 Ultra has Android 6.0 Marshmallow version.
Microsoft Surface Duo features just a bit better display than Asus ZenFone 3 Ultra, because it has a bigger screen, a way better 1800 x 2700 resolution and a little bit higher count of pixels per inch of display. Microsoft Surface Duo features a little bit better hardware performance than Asus ZenFone 3 Ultra, and although they both have the same number of cores, the Microsoft Surface Duo also has a higher amount of RAM memory.
The Asus ZenFone 3 Ultra has a much better camera than Microsoft Surface Duo, because although it has lower video frame rate, and they both have the same aperture and the same (4K) video definition, the Asus ZenFone 3 Ultra also counts with a camera with a way better 23 mega pixels resolution. The Asus ZenFone 3 Ultra has a very superior storage capacity for applications, games, photos and videos than Microsoft Surface Duo, and although they both have the same 128 GB internal memory, the Asus ZenFone 3 Ultra also has a slot for an external memory card that holds up to 200 GB.
The Asus ZenFone 3 Ultra has longer battery lifetime than Microsoft Surface Duo, because it has a 29% greater battery capacity.
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