Compare phones
| Global Score | |
| 74.2 | 86.5 |
| Basic Information | |
| Asus | Samsung |
| Android 8.0 Oreo, 7.0 Nougat | Android 11, 10 |
| 2017-10-30 | 2020-03-05 |
| 6.12 x 2.96 x 0.30 inches | 6.27 x 2.96 x 0.35 inches |
| 5.82 ounces | 6.74 ounces |
| Black, Green and White | Black, Blue and Red |
| Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 399.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| Super IPS+ LCD | Super AMOLED |
| 401 pixels per inch | 403 pixels per inch |
| 600 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 630 chipset | Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 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 508 GPU | Mali-G72 MP3 GPU |
| 9.18 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.66 | 11.74 |
| Camera | |
| 12.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 25.00mm focal length | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.57 | 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 | |
| 3300mAh Li - Polymer Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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
Galaxy M31 has a score of 86.5, which is better than the Asus ZenFone 4's 74.2 overall score. Both devices in this review have Android operating system, but Galaxy M31 has an older 11 version and Asus ZenFone 4 has Android 8.0 Oreo version. Galaxy M31's design is incredibly newer, but thicker and heavier than the Asus ZenFone 4.
Asus ZenFone 4 counts with a bit better display than Samsung Galaxy M31, because although it has a little bit lower resolution of 1080 x 1920 pixels, a bit inferior pixels count in each display inch and a quite smaller screen, it also counts with more brightness. Asus ZenFone 4 has a lot bigger storage capacity for games and applications than Galaxy M31, and although they both have equal 64 GB internal storage, the Asus ZenFone 4 also has a slot for SD memory cards that holds a maximum of 1,95 TB.
Samsung Galaxy M31 features a bit faster processor than Asus ZenFone 4, and although they both have 8 processing cores, the Samsung Galaxy M31 also has a higher amount of RAM memory. Galaxy M31 has a much better camera than Asus ZenFone 4, and although they both have the same 3840x2160 video quality, a F1.8 aperture and the same video frame rates, the Galaxy M31 also has a lot bigger back camera sensor and a lot higher resolution back-facing camera.
Samsung Galaxy M31 features a really longer battery performance than Asus ZenFone 4, because it has a 6000mAh battery size.
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