Compare phones
| Global Score | |
| 90.8 | 76.6 |
| Basic Information | |
| Samsung | OnePlus |
| Android 11, 10 | Android 11 |
| 2020-04-29 | 2021-04-02 |
| 6.26 x 2.90 x 0.34 inches | 6.43 x 2.90 x 0.34 inches |
| 6.60 ounces | 6.95 ounces |
| Prism cube black | Forest Green, Morning Mist and Stellar Black |
| Aluminum and Plastic | Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | $ 890.00 |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2400 x 1080 pixels | 3216 x 1440 pixels |
| Super AMOLED | AMOLED |
| 405 pixels per inch | 526 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.8 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Mali-G76 MP5 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | No SD card slot |
| 15.38 | 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 | 23.00mm focal length |
| 0.5 inches (1/2") sensor | 0.71 inches (1/1.4") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 10.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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 5G is much better than the OnePlus 9 Pro, having a 90.8 score against 76.6. Galaxy A51 5G's body has the same thickness than the OnePlus 9 Pro, but it's just a little lighter. Both phones in this comparison have the same Android 11 operating system. OnePlus 9 Pro features a bit faster processor than Galaxy A51 5G, and although they both have 8 CPU cores, the OnePlus 9 Pro also has 2 GB more RAM.
OnePlus 9 Pro counts with a bit better display than Galaxy A51 5G, because it has a bit larger screen, a greater pixels density and a better 1440 x 3216 resolution. Galaxy A51 5G counts with a very superior storage capacity to store more games and applications than OnePlus 9 Pro, and although they both have the same 128 GB internal storage capacity, the Galaxy A51 5G also has an external SD slot that allows up to 1000 GB.
OnePlus 9 Pro captures clearer photos and videos than Galaxy A51 5G, and although they both have a 48 MP back facing camera, the OnePlus 9 Pro also has a way larger back-facing camera sensor which gives a lot better photo and video quality, a bigger aperture and a much better 7680x4320 video definition.
The OnePlus 9 Pro and Samsung Galaxy A51 5G count with incredibly similar batteries performance.
The Galaxy A51 5G not only is the best devices of the ones we compare here, but it's also very cheap compared to the other devices.
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