Compare phones
| Global Score | |
| 72.7 | 81.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | -- |
| 2018-06-29 | 2017-04-21 |
| 6.03 x 3.00 x 0.34 inches | 5.86 x 2.68 x 0.31 inches |
| 6.38 ounces | 5.47 ounces |
| 16 777 216 | Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink |
| -- | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 173.00 |
| Display / Screen | |
| 5.5 inches | 5.8 inches |
| 1280 x 720 pixels (HD) | 2960 x 1440 pixels |
| TFT | Super AMOLED |
| 267 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.9 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| Mali-T830 MP1 GPU | Adreno 540 GPU |
| 8.73 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 9.44 | 10.78 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 8.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| 28.00mm 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 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.13 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.28 | 4.96 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0, EDR |
| 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
The Samsung Galaxy S8 is much better than the Samsung Galaxy J7 Refine, with a general score of 81.7 against 72.7. The Samsung Galaxy S8 body is somewhat lighter and a little bit thinner than Samsung Galaxy J7 Refine, despite of the fact that it was released about 14 months before. Galaxy S8 counts with a much better display than Samsung Galaxy J7 Refine, because it has a much higher 1440 x 2960 resolution, a much greater pixel count per inch of display and a bit larger display.
The Galaxy S8 has a little better hardware performance than Galaxy J7 Refine, and although they both have 8 cpu cores, the Galaxy S8 also has more RAM. Samsung Galaxy S8 features more storage to store more apps and games than Galaxy J7 Refine, because although it has an external memory slot that admits 144 GB smaller, it also counts with more internal memory.
Galaxy S8 features a slightly better camera than Samsung Galaxy J7 Refine, because although it has a back camera with a worse resolution, and they both have a F1.7 camera aperture, the Galaxy S8 also counts with a way better video resolution and a larger sensor. Samsung Galaxy J7 Refine has a bit better battery lifetime than Galaxy S8, because it has a 10% more battery size.
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