Compare phones
| Global Score | |
| 77.7 | 81.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow | Android 10 |
| 2016-06-01 | 2020-04-27 |
| 6.17 x 3.04 x 0.27 inches | 6.27 x 2.88 x 0.34 inches |
| 5.96 ounces | 6.53 ounces |
| Gold, Gray and Pink | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Metal | Plastic |
| Display / Screen | |
| 5.7 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 386 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | MediaTek Helio P65 MT6768 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Mali-G52 MC2 GPU |
| 9.09 | 9.09 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.02 | 11.74 |
| Camera | |
| 16.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 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 |
| 9.13 | 10.89 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6 | 6.7 |
| Battery Life | |
| 3300mAh Li - Ion 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 | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy A31 is slightly better than the Galaxy C7, having a general score of 81.3 against 77.7. Both phones we are comparing here use Android OS (operating system), but the Samsung Galaxy A31 has older 10 version while Galaxy C7 has Android 8.0 Oreo. The Samsung Galaxy A31 design is much newer, but notably thicker and just a little heavier than Galaxy C7.
Galaxy A31 has a little more vivid screen than Samsung Galaxy C7, because it has a quite better display pixels density, a quite better resolution of 1080 x 2400 pixels and a bit larger display. The Galaxy A31 has a greater storage capacity to store more apps and games than Galaxy C7, and although they both have the same 64 GB internal memory, the Galaxy A31 also has a SD extension slot that supports up to 512 GB.
The Samsung Galaxy A31's processor is just as good as the Samsung Galaxy C7 one, both of them have 8 CPU cores and 4 GB of RAM. Samsung Galaxy A31 has a much better battery lifetime than Samsung Galaxy C7, because it has a 52% more battery capacity. Galaxy A31 takes much better pictures and videos than Galaxy C7, because although it has a smaller camera aperture which is not recommended for capturing images in low light situations, and they both have the same (Full HD) video resolution and the same 30 fps video frame rates, the Galaxy A31 also counts with a back camera with a much higher 48 megapixels resolution.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.