Compare phones
| Global Score | |
| 76.9 | 81.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 7.1 Nougat | Android 10 |
| 2018-01-09 | 2020-04-27 |
| 5.97 x 2.95 x 0.31 inches | 6.27 x 2.88 x 0.34 inches |
| 6.00 ounces | 6.53 ounces |
| 16 777 216 | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Metal | Plastic |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| TFT | Super AMOLED |
| 401 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | MediaTek Helio P65 MT6768 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-T830 MP1 GPU | Mali-G52 MC2 GPU |
| 8.82 | 9.09 |
| 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 | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.13 | 10.89 |
| 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 | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| 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 |
Comparison review
Galaxy A31 has a score of 81.3, which is just a bit better than Galaxy On7 Prime's global score of 76.9. The Galaxy A31 body is noticeably newer than Galaxy On7 Prime's, but it's a bit heavier and a little thicker. These phones include Android OS, but Galaxy A31 has an older 10 version and Galaxy On7 Prime has Android 9.0 Pie.
The Galaxy A31 counts with a little sharper screen than Galaxy On7 Prime, because it has a bigger display, a just a little more pixels per display inch and a little higher resolution of 1080 x 2400. Samsung Galaxy A31 features just a bit better processing power than Samsung Galaxy On7 Prime. They have the same RAM memory amount and 8 cores.
The Samsung Galaxy A31 features a slightly bigger storage for applications, games, photos and videos than Galaxy On7 Prime, and although they both have exactly the same internal memory, the Samsung Galaxy A31 also has an external memory slot that admits up to 512 GB. Galaxy A31 features a much better camera than Samsung Galaxy On7 Prime, because although it has a tinier diafragm aperture which is worse for taking pictures or videos in poorly lited environments, and they both have the same (Full HD) video resolution and the same 30 fps video frame rate, the Galaxy A31 also counts with a much bigger back-facing camera sensor capturing more light and vivid colors and a camera in the back with lot more mega-pixels.
Samsung Galaxy A31 has a superior battery life than Galaxy On7 Prime, because it has a 52 percent more battery size.
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