Compare phones
| Global Score | |
| 74.6 | 97.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | Android 9.0 Pie |
| -- | 2019-09-27 |
| 6.04 x 3.04 x 0.32 inches | 6.33 x 4.64 x 0.27 inches |
| 6.14 ounces | 9.74 ounces |
| 16 777 216 | Cosmos black and Space silver |
| Plastic | -- |
| Scratch-Resistant Glass | -- |
| -- | $ 1980.00 |
| Display / Screen | |
| 5.5 inches | 7.3 inches |
| 1280 x 720 pixels (HD) | 2152 x 1536 pixels |
| Super AMOLED | Dynamic AMOLED |
| 267 pixels per inch | 362 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 855 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| ARM Mali-G71 GPU | Adreno 640 GPU |
| 8.82 | 9.72 |
| Storage | |
| 32 GB internal memory | 512 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 8.88 | 17.6 |
| Camera | |
| 13.00 MP + 8.00 MP | 12.00 MP + 10.00 MP |
| f/1.90 aperture | f/1.50 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.39 inches (1/2.55") 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 | 10.23 |
| 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 |
| Micro SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 3000mAh Battery | 4380mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 6.24 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0, EDR |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy Fold is much better than the Samsung Galaxy J7 Duo, getting a 97.6 score against 74.6. Galaxy Fold's design is a lot heavier but somewhat thinner than the Samsung Galaxy J7 Duo. These phones work with Android OS (Operating System), but Galaxy Fold has the newer 9.0 Pie version and Samsung Galaxy J7 Duo has Android 8.0 Oreo.
The Galaxy Fold has a more vivid display than Samsung Galaxy J7 Duo, because it has a much better 1536 x 2152 pixels resolution, a lot bigger screen and more pixels per inch of display. The Galaxy Fold counts with a lot bigger memory for apps and games than Galaxy J7 Duo, because although it has no SD memory slot, it also counts with more internal storage capacity.
Samsung Galaxy Fold features a better CPU than Galaxy J7 Duo, and although they both have a Octa-Core processor, the Samsung Galaxy Fold also has more RAM memory. Samsung Galaxy Fold counts with a way better battery life than Samsung Galaxy J7 Duo, because it has 4380mAh of battery capacity. Galaxy Fold features a better camera than Galaxy J7 Duo, because although it has a worse resolution camera in the back, it also counts with a bigger camera sensor providing a better image quality, a way bigger aperture for better low light photos and video and a much better video definition.
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