Compare phones
| Global Score | |
| 73.5 | 83.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 7.0 Nougat | -- |
| 2017-07-01 | 2018-03-16 |
| 6.00 x 2.94 x 0.31 inches | 5.81 x 2.70 x 0.33 inches |
| 6.38 ounces | 5.75 ounces |
| Black, Gold, Rose gold and Silver | Burgundy red, Coral blue, Ice blue, Lilac purple, Midnight black, Sunrise gold and Titanium gray |
| Aluminum | Aluminum and Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| -- | $ 158.00 |
| Display / Screen | |
| 5.5 inches | 5.8 inches |
| 1920 x 1080 pixels (Full HD) | 2960 x 1440 pixels |
| Super AMOLED | Super AMOLED |
| 401 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8.9 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-T830 MP2 GPU | Adreno 630 GPU |
| 8.73 | 9.54 |
| Storage | |
| 16 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 7.48 | 11.34 |
| Camera | |
| 13.00 MP + 13.00 MP | 12.00 MP + 8.00 MP |
| f/1.70 aperture | f/1.50 aperture |
| -- | 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-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3600mAh Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.6 | 4.96 |
| 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 | FM Radio |
Comparison review
The Galaxy S9 has a score of 83.3, which is better than Galaxy J7 (2017)'s 73.5 general score. The Galaxy S9 body is just a little lighter but a little bit thicker than Galaxy J7 (2017), and they were released only 9 months apart. Samsung Galaxy S9 features a sharper screen than Galaxy J7 (2017), because it has a much higher resolution of 1440 x 2960px, a greater screen pixel density and a little bigger screen.
Samsung Galaxy S9 counts with a very superior memory capacity for apps and games than Galaxy J7 (2017), because it has a SD extension slot that holds up to 400 GB and more internal memory capacity. The Galaxy S9 features a bit superior processing unit than Galaxy J7 (2017), and although they both have 8 CPU cores, the Galaxy S9 also has 1 GB more RAM memory.
Samsung Galaxy S9 takes much better videos and photos than Galaxy J7 (2017), because although it has a back facing camera with less megapixels, it also counts with a larger aperture to take better photos in poorly lited situations and a much higher video quality. Galaxy J7 (2017) features greater battery performance than Samsung Galaxy S9, because it has 3600mAh of battery capacity.
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