Compare phones
| Global Score | |
| 86.5 | 76.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 9.0 Pie, 7.1 Nougat |
| 2020-03-05 | 2018-01-09 |
| 6.27 x 2.96 x 0.35 inches | 5.97 x 2.95 x 0.31 inches |
| 6.74 ounces | 6.00 ounces |
| Black, Blue and Red | 16 777 216 |
| Plastic and Plastic | Metal |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.4 inches | 5.5 inches |
| 2340 x 1080 pixels | 1920 x 1080 pixels (Full HD) |
| Super AMOLED | TFT |
| 403 pixels per inch | 401 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 7.9 |
| Performance | |
| Exynos 9611 chipset | Samsung Exynos 7 Octa 7870 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Mali-T830 MP1 GPU |
| 9.36 | 8.82 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 11.74 | 10.78 |
| Camera | |
| 64.00 MP + 32.00 MP | 13.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.33 inches (1/3.06") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 12.1 | 9.13 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.1 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy M31 is much better than Galaxy On7 Prime, having an 86.5 score against 76.9. The Galaxy M31 design is a lot newer than the Galaxy On7 Prime's, but it's heavier and somewhat thicker. Both of these phones come with Android OS (operating system), but the Galaxy M31 has the previous 11 version and Galaxy On7 Prime has Android 9.0 Pie version.
Samsung Galaxy M31 has a bit sharper screen than Galaxy On7 Prime, because it has a just a bit better pixel density, a slightly higher 1080 x 2340 resolution and a bigger display. Samsung Galaxy M31 has just a bit more storage to install applications and games or saving photos and videos than Galaxy On7 Prime, and although they both have the same internal storage, the Samsung Galaxy M31 also has a slot for SD memory cards that holds a maximum of 512 GB.
Samsung Galaxy M31 counts with just a little better hardware performance than Galaxy On7 Prime, and although they both have 8 CPU cores, the Samsung Galaxy M31 also has more RAM. Galaxy M31 counts with a much longer battery lifetime than Galaxy On7 Prime, because it has a 6000mAh battery size instead of 3300mAh.
Galaxy M31 captures much better videos and photos than Galaxy On7 Prime, because it has a larger diafragm aperture, a lot higher resolution back facing camera, a way better 3840x2160 (4K) video definition and a lot bigger back-facing camera sensor which provides a way higher image and video quality.
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