Compare phones
| Global Score | |
| 73.9 | 79.2 |
| Basic Information | |
| Vivo | Samsung |
| Android 9.0 Pie | -- |
| 2019-09-16 | 2018-01-06 |
| 6.59 x 3.00 x 0.37 inches | 5.87 x 2.78 x 0.33 inches |
| 7.71 ounces | 6.07 ounces |
| Glowing night | Black, Blue, Gold and Orchid grey |
| Aluminum and Glass | Aluminum and Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.9 inches | 5.6 inches |
| 2256 x 1080 pixels | 2220 x 1080 pixels |
| P-OLED | Super AMOLED |
| 362 pixels per inch | 441 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.3 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Samsung Exynos 5 Octa 7885 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Mali-G71 GPU |
| 9.72 | 9.18 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 13.3 | 10.78 |
| Camera | |
| 64.00 MP + 16.00 MP | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 0.59 inches (1/1.7") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 12.1 | 9.24 |
| 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 and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 4500mAh Battery | 3000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | 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 |
Comparison review
Samsung Galaxy A8 (2018) has a global score of 79.2, which is slightly better than the vivo NEX 3's global score of 73.9. The Samsung Galaxy A8 (2018) construction is a lot lighter and thinner than vivo NEX 3, although it was released just 21 months before. Vivo NEX 3 has just a bit better performance than Samsung Galaxy A8 (2018), and although they both have the same number of cores, the vivo NEX 3 also has a higher amount of RAM memory.
The Galaxy A8 (2018) features a bit sharper display than vivo NEX 3, because although it has a little worse 1080 x 2220px resolution and a little bit smaller display, it also counts with a quite better pixel density. The vivo NEX 3 has a much greater memory capacity for applications and games than Samsung Galaxy A8 (2018), because although it has no SD memory slot, it also counts with 256 GB internal memory.
Vivo NEX 3 has a much longer battery lifetime than Galaxy A8 (2018), because it has 4500mAh of battery capacity against 3000mAh. Vivo NEX 3 counts with a much better camera than Galaxy A8 (2018), because although it has a smaller diafragm aperture which is not recommended for shooting images in low-light environments, it also counts with a lot better 3840x2160 (4K) video quality and a lot more megapixels back camera.
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