Compare phones
| Global Score | |
| 85.5 | 77.2 |
| Basic Information | |
| Samsung | OnePlus |
| Android 11, 10 | -- |
| 2019-12-27 | 2020-04-21 |
| 6.24 x 2.90 x 0.31 inches | 6.51 x 2.93 x 0.33 inches |
| 6.07 ounces | 7.02 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Glacial green |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | $ 747.00 |
| Display / Screen | |
| 6.5 inches | 6.8 inches |
| 2400 x 1080 pixels | 3168 x 1440 pixels |
| Super AMOLED | AMOLED |
| 405 pixels per inch | 512 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.7 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 865 SM8250 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 650 GPU |
| 9.27 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 48.00 MP + 32.00 MP | 48.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 25.00mm focal length |
| 0.5 inches (1/2") sensor | 0.71 inches (1/1.4") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 12.21 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4510mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.4 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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
The Samsung Galaxy A51 is much better than the OnePlus 8 Pro, getting a score of 85.5 against 77.2. Samsung Galaxy A51 is a a bit thinner and somewhat lighter cellphone than OnePlus 8 Pro, even when both of them were released with only a couple months difference. The OnePlus 8 Pro has a bit faster CPU than Samsung Galaxy A51, and although they both have 8 processing cores, the OnePlus 8 Pro also has 4 GB more RAM.
OnePlus 8 Pro counts with a better display than Samsung Galaxy A51, because it has a greater pixels amount in each inch in the screen, a better resolution of 1440 x 3168 and a little bigger display. Galaxy A51 counts with a very superior storage for games and applications than OnePlus 8 Pro, and although they both have exactly the same 128 GB internal memory, the Galaxy A51 also has a slot for an SD memory card that admits up to 512 GB.
The OnePlus 8 Pro features a little longer battery life than Galaxy A51, because it has 4510mAh of battery capacity. OnePlus 8 Pro shoots a little bit better videos and photos than Samsung Galaxy A51, and although they both have the same 3840x2160 video resolution and the same resolution camera, the OnePlus 8 Pro also has a much larger camera sensor taking much higher quality photographs and videos, faster 60 fps video frame rate and a larger aperture to take better low light photography and video.
Despite of being the best phone of the ones we are comparing here, the Samsung Galaxy A51 is also a lot cheaper, making it an easy decision.
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