Compare phones
| Global Score | |
| 71.9 | 81.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | Android 10 |
| 2018-06-07 | 2020-04-27 |
| 6.03 x 3.00 x 0.34 inches | 6.27 x 2.88 x 0.34 inches |
| 6.38 ounces | 6.53 ounces |
| 16 777 216 | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| -- | Plastic |
| Scratch-Resistant Glass | -- |
| $ 240.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1280 x 720 pixels (HD) | 2400 x 1080 pixels |
| TFT | Super AMOLED |
| 267 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7884 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 |
| 2 GB RAM | 4 GB RAM |
| Mali-T830 MP1 GPU | Mali-G52 MC2 GPU |
| 8.73 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.44 | 11.74 |
| Camera | |
| 13.00 MP + 13.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.02 | 10.89 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G) and LTE (4G) | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 5.6 | 6.7 |
| Battery Life | |
| 3300mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A31 is better than the Galaxy J7 V (2018), getting a global score of 81.3 against 71.9. These phones use Android OS, but the Galaxy A31 has the previous 10 version while Galaxy J7 V (2018) has Android 8.0 Oreo. Galaxy A31's construction has the same thickness than the Galaxy J7 V (2018), but it's just a bit heavier.
The Galaxy A31 has a much better screen than Samsung Galaxy J7 V (2018), because it has a bigger display, a much better number of pixels per inch of display and a lot better 1080 x 2400 pixels resolution. Galaxy A31 features just a bit better performance than Galaxy J7 V (2018), and although they both have the same number of cores, the Galaxy A31 also has more RAM.
Samsung Galaxy A31 has a much better camera than Galaxy J7 V (2018), because although it has a tinier camera aperture which is not so good for taking photos in poorly lited situations, and they both have the same 1920x1080 video resolution and the same video frame rates, the Samsung Galaxy A31 also counts with a camera with a lot higher resolution.
Galaxy A31 features a superior storage capacity for games and applications than Samsung Galaxy J7 V (2018), because it has more internal memory and an external memory card slot that allows a maximum of 512 GB. The Samsung Galaxy A31 counts with a very superior battery duration than Galaxy J7 V (2018), because it has 5000mAh of battery capacity.
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