Compare phones
| Global Score | |
| 72.5 | 94.6 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2018-07-13 | 2020-09-18 |
| 6.03 x 3.00 x 0.34 inches | 6.27 x 5.05 x 0.27 inches |
| 6.38 ounces | 9.95 ounces |
| Black | Mystic black and Mystic bronze |
| Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| $ 230.00 | $ 1930.00 |
| Display / Screen | |
| 5.5 inches | 7.6 inches |
| 1280 x 720 pixels (HD) | 2208 x 1768 pixels |
| TFT | Dynamic AMOLED |
| 267 pixels per inch | 372 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 865+ SM8250-AB chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 3100 MHz) processor |
| 2 GB RAM | 12 GB RAM |
| Mali-T830 MP1 GPU | Adreno 650 GPU |
| 8.73 | 9.81 |
| Storage | |
| 32 GB internal memory | 256 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | No SD card slot |
| 9.44 | 13.3 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.13 | 10.45 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 3300mAh Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Galaxy Z Fold 2 is much better than the Galaxy J7 (2018), with a overall score of 94.6 against 72.5. The Galaxy Z Fold 2 is a much newer and incredibly thinner device than the Galaxy J7 (2018), but it's also incredibly heavier. Galaxy Z Fold 2 counts with a sharper screen than Galaxy J7 (2018), because it has a much higher 1768 x 2208 resolution, more pixels per inch of display and a much larger screen.
The Samsung Galaxy Z Fold 2 has a better performing processing unit than Galaxy J7 (2018), and although they both have 8 CPU cores, the Samsung Galaxy Z Fold 2 also has a greater amount of RAM memory. Galaxy Z Fold 2 has a much greater storage capacity for apps and games than Galaxy J7 (2018), because although it has no SD memory card expansion slot, it also counts with 224 GB more internal memory.
Galaxy Z Fold 2 counts with greater battery performance than Galaxy J7 (2018), because it has a 36% larger battery capacity. The Galaxy Z Fold 2 takes better videos and photos than Samsung Galaxy J7 (2018), because although it has a tinier camera aperture and a back camera with a lower 12 mega-pixels resolution, it also counts with a way larger sensor capturing way better quality photographs and a way higher video definition.
Although Samsung Galaxy Z Fold 2 is a better device, it costs a lot more money than Galaxy J7 (2018), and it doesn't have such a good price and quality relation as Galaxy J7 (2018). If you prefer to save a few dollars, you can buy Galaxy J7 (2018), letting go a few features and specs, but you'll get the most out of your savings.
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