Compare phones
| Global Score | |
| 73.3 | 86.5 |
| Basic Information | |
| Asus | Samsung |
| Android 6.0 Marshmallow | Android 11, 10 |
| 2016-07-12 | 2020-03-05 |
| 7.34 x 3.70 x 0.27 inches | 6.27 x 2.96 x 0.35 inches |
| 8.22 ounces | 6.74 ounces |
| Gold, Gray, Pink and Silver | Black, Blue and Red |
| Aluminum | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 324 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.6 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 652 8976 chipset | Exynos 9611 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 510 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 200 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 12.86 | 11.74 |
| Camera | |
| 23.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.59 inches (1/1.7") 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 (240 fps) (Full HD) slow motion video |
| 10.01 | 12.1 |
| 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 | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.48 | 7.52 |
| Other Features | |
| Bluetooth 4.2, EDR | Bluetooth 5.0 |
| 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 | FM Radio |
Comparison review
The Galaxy M31 is much better than Asus ZenFone 3 Ultra, getting an 86.5 score against 73.3. The Galaxy M31 is a notably newer and somewhat lighter cellphone than Asus ZenFone 3 Ultra, but it is thicker. Both of these phones come with Android operating system, but Galaxy M31 has the older 11 version while Asus ZenFone 3 Ultra has Android 6.0 Marshmallow version.
Galaxy M31 has a bit superior CPU than Asus ZenFone 3 Ultra, and although they both have the same number of cores, the Galaxy M31 also has 2 GB more RAM memory. The Samsung Galaxy M31 has a more vivid screen than Asus ZenFone 3 Ultra, because although it has a bit smaller display, it also counts with a slightly better resolution of 1080 x 2340 and a just a little higher pixels amount per inch in the screen.
The Asus ZenFone 3 Ultra features just a bit bigger storage capacity to install games and applications than Samsung Galaxy M31, because although it has a slot for an external memory card that holds a maximum of 200 GB against 512 GB, it also counts with 128 GB internal storage capacity. Galaxy M31 captures a lot better videos and photos than Asus ZenFone 3 Ultra, and although they both have the same 3840x2160 (4K) video definition, the Galaxy M31 also has higher 30 fps video frame rate, a lot better 64 mega pixels resolution back camera and a larger aperture to take better photography and video in poorly lited environments.
The Galaxy M31 features better battery duration than Asus ZenFone 3 Ultra, because it has a 30 percent larger battery capacity.
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