Compare phones
| Global Score | |
| 79.2 | 76 |
| Basic Information | |
| Samsung | OnePlus |
| -- | Android 11 |
| 2018-01-06 | 2021-04-02 |
| 5.87 x 2.78 x 0.33 inches | 6.30 x 2.92 x 0.34 inches |
| 6.07 ounces | 6.77 ounces |
| Black, Blue, Gold and Orchid grey | Arctic Sky, Astral Black and Winter Mist |
| Aluminum and Glass (Corning Gorilla Glass 5) | Aluminum and Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 700.00 |
| Display / Screen | |
| 5.6 inches | 6.5 inches |
| 2220 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 441 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.3 | 8.2 |
| Performance | |
| Samsung Exynos 5 Octa 7885 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G71 GPU | Adreno 660 GPU |
| 9.18 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 10.1 |
| Camera | |
| 16.00 MP + 16.00 MP | 48.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 23.00mm focal length |
| -- | 0.71 inches (1/1.4") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.24 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 10.7 |
| Battery Life | |
| 3000mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy A8 (2018) has a global score of 79.2, which is slightly better than OnePlus 9's overall score of 76. Galaxy A8 (2018) is an extremely older cellphone than OnePlus 9, but Samsung managed to build it lighter and a little thinner anyway. The OnePlus 9 features just a bit better performance than Samsung Galaxy A8 (2018), and although they both have 8 cores, the OnePlus 9 also has a larger amount of RAM memory.
The Galaxy A8 (2018) has a slightly better display than OnePlus 9, because although it has a quite lower resolution of 1080 x 2220 pixels and a little bit smaller screen, it also counts with a little higher pixels quantity per inch of screen. OnePlus 9 shoots much better pictures and videos than Samsung Galaxy A8 (2018), because although it has a smaller aperture which is not nice for shooting photos or videos in low-light situations, it also counts with a way better 48 MP resolution camera in the back and a much better 7680x4320 video definition.
The Galaxy A8 (2018) counts with slightly more storage capacity to install games and applications than OnePlus 9, because although it has only 64 GB internal memory, it also counts with a SD memory slot that holds a maximum of 256 GB. OnePlus 9 features a much better battery performance than Samsung Galaxy A8 (2018), because it has a 50 percent more battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.