Compare phones
| Global Score | |
| 76 | 85.5 |
| Basic Information | |
| OnePlus | Samsung |
| -- | Android 11, 10 |
| 2020-04-21 | 2019-12-27 |
| 6.31 x 2.87 x 0.31 inches | 6.24 x 2.90 x 0.31 inches |
| 6.35 ounces | 6.07 ounces |
| Glacial green | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 330.00 | $ 282.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 405 pixels per inch | 405 pixels per inch |
| 1100 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | Samsung Exynos 9611 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 650 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 25.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 11.88 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 6.7 |
| Battery Life | |
| 4300mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.16 | 5.92 |
| Other Features | |
| Bluetooth 5.1 | 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 |
Comparison review
Galaxy A51 is better than OnePlus 8, having a overall score of 85.5 against 76. The Galaxy A51 is a a little lighter cellphone than OnePlus 8, but they are 0.31inches thick. The OnePlus 8 has a sharper screen than Samsung Galaxy A51. They have the same resolution of 1080 x 2400, a display of the same size and the same pixels density.
The Galaxy A51 has a lot bigger storage for applications and games than OnePlus 8, and although they both have equal 128 GB internal memory capacity, the Galaxy A51 also has a slot for external memory cards that allows up to 512 GB. OnePlus 8 counts with a little faster CPU than Galaxy A51, and although they both have 8 cores, the OnePlus 8 also has a larger amount of RAM.
OnePlus 8 has a bit longer battery lifetime than Samsung Galaxy A51, because it has an 8 percent larger battery capacity. The OnePlus 8 takes a bit better photos and videos than Samsung Galaxy A51, and although they both have the same sensor size, the same video definition and the same resolution back facing camera, the OnePlus 8 also has a bigger aperture to capture better low-light captures and videos and faster 60 fps video frame rates.
In addition to being the best phone in this comparison, Samsung Galaxy A51 is also cheaper than the other phone, making buying this phone a simple decision.
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