Compare phones
| Global Score | |
| 79.8 | 85.5 |
| Basic Information | |
| OnePlus | Samsung |
| Android 10, 9.0 Pie | Android 11, 10 |
| 2019-05-30 | 2019-12-27 |
| 6.40 x 2.99 x 0.35 inches | 6.24 x 2.90 x 0.31 inches |
| 7.27 ounces | 6.07 ounces |
| Almond, Mirror gray and Nebula blue | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Glass (Corning Gorilla Glass 5) and Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 3120 x 1440 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 513 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.7 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Samsung Exynos 9611 chipset |
| Kryo 485, 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 |
| 12 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Mali-G72 MP3 GPU |
| 9.72 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 14.14 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 32.00 MP |
| f/1.60 aperture | f/2.00 aperture |
| 17.00mm 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 |
| 11.99 | 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 | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy A51 has an overall score of 85.5, which is a bit better than OnePlus 7 Pro 5G's global score of 79.8. Both of these devices include Android OS (Operating System), but Samsung Galaxy A51 has a more recent 11 version and OnePlus 7 Pro 5G has Android 10 version. The Samsung Galaxy A51 design is thinner and lighter than the OnePlus 7 Pro 5G, even when they were released only a couple of months apart.
OnePlus 7 Pro 5G has a little faster CPU than Galaxy A51, and although they both have the same number of cores, the OnePlus 7 Pro 5G also has 8 GB more RAM memory. OnePlus 7 Pro 5G counts with a bit sharper display than Samsung Galaxy A51, because it has a little bit larger screen, a better count of pixels per inch of screen and a better resolution of 1440 x 3120.
Samsung Galaxy A51 counts with slightly more memory for applications, games, photos and videos than OnePlus 7 Pro 5G, because although it has 0 less internal storage, it also counts with a slot for an SD memory card that admits a maximum of 512 GB. Samsung Galaxy A51 and OnePlus 7 Pro 5G count with very similar batteries duration.
The OnePlus 7 Pro 5G features a little bit better camera than Galaxy A51, and although they both have a 0.5 inches back camera sensor, the same video quality and a same resolution back-facing camera, the OnePlus 7 Pro 5G also has a larger diafragm aperture for better low-light photography and videos and faster 60 fps video frame rate.
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