Compare phones
| Global Score | |
| 73.5 | 94.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 7.0 Nougat | Android 11, 10 |
| 2017-07-01 | 2020-09-18 |
| 6.00 x 2.94 x 0.31 inches | 6.27 x 5.05 x 0.27 inches |
| 6.38 ounces | 9.95 ounces |
| Black, Gold, Rose gold and Silver | Mystic black and Mystic bronze |
| Aluminum | Aluminum and Glass |
| -- | $ 1930.00 |
| Display / Screen | |
| 5.5 inches | 7.6 inches |
| 1920 x 1080 pixels (Full HD) | 2208 x 1768 pixels |
| Super AMOLED | Dynamic AMOLED |
| 401 pixels per inch | 372 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 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 |
| 3 GB RAM | 12 GB RAM |
| Mali-T830 MP2 GPU | Adreno 650 GPU |
| 8.73 | 9.81 |
| Storage | |
| 16 GB internal memory | 256 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 7.48 | 13.3 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 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 |
| 9.02 | 10.45 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3600mAh Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.6 | 6.32 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy Z Fold 2 has a score of 94.6, which is way better than the Galaxy J7 (2017)'s global score of 73.5. Samsung Galaxy Z Fold 2's construction is newer and somewhat thinner, but also way heavier than the Galaxy J7 (2017). Both phones in our current comparison use Android OS (operating system), but Samsung Galaxy Z Fold 2 has older 11 version while Galaxy J7 (2017) has Android 9.0 Pie version.
Samsung Galaxy Z Fold 2 features a bit more vivid screen than Samsung Galaxy J7 (2017), because although it has a just a little inferior pixel amount in each inch of display, it also counts with a better resolution of 1768 x 2208 and a much larger display. The Galaxy Z Fold 2 features a lot bigger storage capacity to store more games and applications than Samsung Galaxy J7 (2017), because although it has no slot for SD memory cards, it also counts with 240 GB more internal storage.
The Samsung Galaxy Z Fold 2 counts with a superior hardware performance than Galaxy J7 (2017), and although they both have a Octa-Core processor, the Samsung Galaxy Z Fold 2 also has a higher amount of RAM memory. Samsung Galaxy Z Fold 2 shoots much better photographs and videos than Samsung Galaxy J7 (2017), because although it has a smaller aperture which is not good for low-light images and a back-facing camera with less mega pixels, it also counts with a way higher 3840x2160 (4K) video definition.
Galaxy Z Fold 2 features longer battery life than Galaxy J7 (2017), because it has a 4500mAh battery capacity.
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