Compare phones
| Global Score | |
| 73.5 | 85.2 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 7.0 Nougat | -- |
| 2017-07-01 | 2018-11-15 |
| 6.00 x 2.94 x 0.31 inches | 6.40 x 3.03 x 0.31 inches |
| 6.38 ounces | 6.46 ounces |
| Black, Gold, Rose gold and Silver | Bubblegum pink, Caviar black and Lemonade blue |
| Aluminum | Glass and Metal |
| Display / Screen | |
| 5.5 inches | 6.3 inches |
| 1920 x 1080 pixels (Full HD) | 2220 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 401 pixels per inch | 392 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-T830 MP2 GPU | Adreno 512 GPU |
| 8.73 | 9.27 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 7.48 | 14.14 |
| Camera | |
| 13.00 MP + 13.00 MP | 24.00 MP + 24.00 MP |
| f/1.70 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 9.02 | 10.45 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3600mAh Battery | 3800mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.6 | 5.76 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy A9 (2018) has a global score of 85.2, which is much better than Galaxy J7 (2017)'s 73.5 score. Galaxy A9 (2018) is a a little bit heavier cellphone than Galaxy J7 (2017), but both are 0.31inches thick. Samsung Galaxy A9 (2018) counts with a bit better looking screen than Galaxy J7 (2017), because although it has a just a little inferior number of pixels per screen inch, it also counts with a bit bigger screen and a slightly higher 1080 x 2220 resolution.
Galaxy A9 (2018) features a little faster processing unit than Samsung Galaxy J7 (2017), and although they both have the same number of cores, the Galaxy A9 (2018) also has more RAM. The Galaxy A9 (2018) features a better camera than Galaxy J7 (2017), and although they both have a same size aperture, the Galaxy A9 (2018) also has a much higher resolution back facing camera and a lot higher 3840x2160 video quality.
The Galaxy A9 (2018) counts with a much better storage capacity to install games and applications than Galaxy J7 (2017), because it has a SD extension slot that admits up to 512 GB and 128 GB internal storage capacity. Galaxy A9 (2018) has a bit superior battery lifetime than Galaxy J7 (2017), because it has a 3800mAh battery capacity instead of 3600mAh.
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