Compare phones
| Global Score | |
| 75.3 | 90.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 8.0 Oreo, 7.1 Nougat | Android 11 |
| -- | 2021-08-11 |
| 5.97 x 2.95 x 0.31 inches | 6.23 x 5.04 x 0.25 inches |
| 6.00 ounces | 9.56 ounces |
| Black, Gold and Rose gold | Phantom Black, Phantom Green and Phantom Silver |
| Metal | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.5 inches | 7.6 inches |
| 1920 x 1080 pixels (Full HD) | 2208 x 1768 pixels |
| IPS LCD | Super AMOLED |
| 401 pixels per inch | 372 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| Mali-T830 MP1 GPU | Adreno 660 GPU |
| 8.73 | 9.72 |
| Storage | |
| 32 GB internal memory | 256 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 8.88 | 13.3 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 4.00 MP |
| f/1.90 aperture | f/2.20 aperture |
| 27.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | -- |
| 9.13 | 7.7 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 10.6 |
| Battery Life | |
| 3300mAh Battery | 4400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 6.24 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.2 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy Z Fold 3 is a lot better than the Galaxy J7 Prime 2, with a 90.6 score against 75.3. These phones come with Android OS, but Galaxy Z Fold 3 has an older 11 version while Galaxy J7 Prime 2 has Android 9.0 Pie version. Galaxy Z Fold 3 is a somewhat thinner but way heavier cellphone than Galaxy J7 Prime 2.
Samsung Galaxy Z Fold 3 has a more powerful processing unit than Galaxy J7 Prime 2, and although they both have the same number of cores, the Samsung Galaxy Z Fold 3 also has a larger amount of RAM. Samsung Galaxy Z Fold 3 counts with a bit sharper display than Galaxy J7 Prime 2, because although it has a little inferior count of pixels per display inch, it also counts with a better resolution of 1768 x 2208 and a way bigger screen.
Galaxy Z Fold 3 has a much greater storage to install applications and games than Samsung Galaxy J7 Prime 2, because although it has no external memory slot, it also counts with more internal storage capacity. The Galaxy J7 Prime 2 captures much clearer photographs and videos than Galaxy Z Fold 3, because it has a back camera with a better resolution and a bigger aperture for better photography in low-light situations.
The Galaxy Z Fold 3 has longer battery life than Galaxy J7 Prime 2, because it has a 4400mAh battery capacity instead of 3300mAh.
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