Compare phones
| Global Score | |
| 76.9 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 7.1 Nougat | Android 11, 10 |
| 2018-01-09 | 2020-03-05 |
| 5.97 x 2.95 x 0.31 inches | 6.27 x 2.96 x 0.35 inches |
| 6.00 ounces | 6.74 ounces |
| 16 777 216 | Black, Blue and Red |
| Metal | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| TFT | Super AMOLED |
| 401 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.9 | 8.4 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-T830 MP1 GPU | Mali-G72 MP3 GPU |
| 8.82 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 11.74 |
| Camera | |
| 13.00 MP + 13.00 MP | 64.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") 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 |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.13 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3300mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 7.52 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy M31 has a score of 86.5, which is much better than the Galaxy On7 Prime's global score of 76.9. Even though the Galaxy M31 is notably newer than Galaxy On7 Prime, it's heavier and somewhat thicker. Both of these phones include Android OS (Operating System), but Galaxy M31 has the older 11 version and Galaxy On7 Prime has Android 9.0 Pie.
Galaxy M31 has a little more vivid display than Galaxy On7 Prime, because it has a bigger display, a just a little higher screen pixels density and a bit higher 1080 x 2340 pixels resolution. The Samsung Galaxy M31 counts with a bit better hardware performance than Samsung Galaxy On7 Prime, and although they both have a Octa-Core processing unit, the Samsung Galaxy M31 also has a greater amount of RAM.
The Galaxy M31 features a lot better camera than Samsung Galaxy On7 Prime, because it has a larger camera aperture to capture better photography in low-light situations, a way higher video resolution, a way bigger back camera sensor capturing lot better quality photographs and a back facing camera with a lot better resolution.
The Galaxy M31 counts with a little bit more storage for games and applications than Samsung Galaxy On7 Prime, and although they both have equal internal storage, the Galaxy M31 also has a SD card slot that admits a maximum of 512 GB. The Galaxy M31 has a much longer battery lifetime than Galaxy On7 Prime, because it has a 6000mAh battery capacity.
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