Compare phones
| Global Score | |
| 84.2 | 88 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2018-10-20 | 2020-08-06 |
| 6.29 x 3.02 x 0.30 inches | 6.27 x 2.93 x 0.37 inches |
| 5.93 ounces | 7.16 ounces |
| 16 777 216 | Mirage black and Mirage blue |
| Glass (Corning Gorilla Glass 3) and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6 inches | 6.5 inches |
| 2220 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 411 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7885 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A73 and 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 |
| 6 GB RAM | 6 GB RAM |
| Mali-G71 MP2 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.36 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 14.14 |
| Camera | |
| 24.00 MP + 24.00 MP | 64.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.9 | 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, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3300mAh Battery | 6000mAh 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
The Galaxy M31s is a bit better than the Samsung Galaxy A7 (2018), getting an 88 score against 84.2. Galaxy M31s's body is newer than Samsung Galaxy A7 (2018)'s, although it's somewhat heavier and somewhat thicker. Galaxy M31s features a bit superior processor than Samsung Galaxy A7 (2018). Both have the same RAM memory amount and 8 CPU cores.
Samsung Galaxy M31s counts with a display that's very similar to the display in Galaxy A7 (2018), because although the Samsung Galaxy M31s has a quite lower pixel number per display inch, it also counts with a bit larger display and a slightly higher resolution of 1080 x 2400 pixels. The Galaxy A7 (2018) and the Galaxy M31s both feature really similar memory to store more games and applications, they have an external SD slot that holds a maximum of 512 GB and exactly the same 128 GB internal storage.
Galaxy M31s has a much better battery duration than Galaxy A7 (2018), because it has a 6000mAh battery size against 3300mAh. Samsung Galaxy M31s shoots a lot better photographs and videos than Samsung Galaxy A7 (2018), because although it has a tinier aperture which is not good for taking images and videos in poorly lited situations, it also counts with a lot better (4K) video resolution, a way larger camera sensor providing a lot better image quality and a lot higher 64 mega-pixels resolution camera.
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