Compare phones
| Global Score | |
| 88 | 84.2 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-08-06 | 2018-10-20 |
| 6.27 x 2.93 x 0.37 inches | 6.29 x 3.02 x 0.30 inches |
| 7.16 ounces | 5.93 ounces |
| Mirage black and Mirage blue | 16 777 216 |
| -- | Glass (Corning Gorilla Glass 3) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 2400 x 1080 pixels | 2220 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Samsung Exynos 9611 chipset | Samsung Exynos 7 Octa 7885 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Mali-G71 MP2 GPU |
| 9.36 | 9.27 |
| 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 | |
| 64.00 MP + 32.00 MP | 24.00 MP + 24.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.1 | 9.9 |
| 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 | |
| 6000mAh Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.28 |
| 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 has a general score of 88, which is slightly better than the Samsung Galaxy A7 (2018)'s overall score of 84.2. Galaxy M31s is a newer cellphone than Samsung Galaxy A7 (2018), although it's heavier and somewhat thicker. Samsung Galaxy A7 (2018) has a screen that is just as good as the screen in Samsung Galaxy M31s, because although the Samsung Galaxy A7 (2018) has a bit lower resolution of 1080 x 2220px and a bit smaller screen, it also counts with a just a bit more pixels per display inch.
Samsung Galaxy A7 (2018)'s storage capacity for games and applications is just as good as Galaxy M31s's one, both of them have the same 128 GB internal storage capacity and a SD memory slot that supports up to 512 GB. The Galaxy M31s has a little faster processing unit than Galaxy A7 (2018). Both of them have the same number of cores and a 6 GB RAM.
The Galaxy M31s counts with a really longer battery life than Galaxy A7 (2018), because it has a 6000mAh battery capacity. The Galaxy M31s counts with a lot better camera than Samsung Galaxy A7 (2018), because although it has a smaller aperture which is not good for capturing photographs and videos in poorly lited situations, it also counts with a way bigger camera sensor shooting way better quality videos and pictures, a much better 64 mega pixels resolution back facing camera and a much better (4K) video resolution.
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