Compare phones
| Global Score | |
| 72.7 | 90.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | Android 11 |
| 2018-06-29 | 2021-08-11 |
| 6.03 x 3.00 x 0.34 inches | 6.23 x 5.04 x 0.25 inches |
| 6.38 ounces | 9.56 ounces |
| 16 777 216 | Phantom Black, Phantom Green and Phantom Silver |
| -- | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.5 inches | 7.6 inches |
| 1280 x 720 pixels (HD) | 2208 x 1768 pixels |
| TFT | Super AMOLED |
| 267 pixels per inch | 372 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7884 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 |
| 2 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 400 GB) external memory slot | No SD card slot |
| 9.44 | 13.3 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 4.00 MP |
| f/1.70 aperture | f/2.20 aperture |
| 28.00mm 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-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.3 | 10.6 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 6.24 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.2 |
| 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 3 is a lot better than Galaxy J7 Refine, getting a 90.6 score against 72.7. Both phones we are comparing include Android OS (operating system), but Galaxy Z Fold 3 has an older 11 version and Galaxy J7 Refine has Android 8.0 Oreo. The Galaxy Z Fold 3 construction is extremely newer and a lot thinner than Galaxy J7 Refine's, although it is notably heavier.
The Samsung Galaxy Z Fold 3 features a better performing processing unit than Samsung Galaxy J7 Refine, and although they both have 8 CPU cores, the Samsung Galaxy Z Fold 3 also has 10 GB more RAM memory. Galaxy Z Fold 3 features a more vivid screen than Samsung Galaxy J7 Refine, because it has a much bigger screen, a greater pixels density and a way better 1768 x 2208 resolution.
Galaxy Z Fold 3 counts with a lot bigger storage for applications and games than Samsung Galaxy J7 Refine, because although it has no slot for an SD memory card, it also counts with more internal storage capacity. The Samsung Galaxy Z Fold 3 features improved battery life than Galaxy J7 Refine, because it has 4400mAh of battery capacity.
Galaxy J7 Refine shoots much better pictures and videos than Samsung Galaxy Z Fold 3, because it has a camera with more mega pixels and a way larger diafragm aperture to take better low light images and videos.
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