Compare phones
| Global Score | |
| 72.2 | 85.5 |
| Basic Information | |
| Oppo | Samsung |
| Android 8.1 Oreo | Android 11, 10 |
| 2018-07-25 | 2019-12-27 |
| 6.17 x 2.92 x 0.38 inches | 6.24 x 2.90 x 0.31 inches |
| 6.56 ounces | 6.07 ounces |
| Blue and Red | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 403 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Samsung Exynos 9611 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 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 630 GPU | Mali-G72 MP3 GPU |
| 9.63 | 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 | |
| 16.00 MP + 25.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.12 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3730mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.68 | 5.92 |
| Other Features | |
| Bluetooth 5.0, EDR | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| -- | 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 much better than the OPPO Find X, having a global score of 85.5 against 72.2. These devices use Android OS (operating system), but the Galaxy A51 has older 11 version while OPPO Find X has Android 8.1 Oreo version. Galaxy A51 is a newer phone, and it is also a little lighter and somewhat thinner than the OPPO Find X.
The OPPO Find X counts with a slightly better display than Galaxy A51, although it has a bit lower resolution of 1080 x 2340, a quite smaller screen and a quite worse screen pixel density. Samsung Galaxy A51 counts with a bit more memory for games and applications than OPPO Find X, because although it has less internal storage capacity, it also counts with a slot for external memory cards that supports up to 512 GB.
The OPPO Find X counts with a bit faster processor than Galaxy A51, and although they both have the same number of cores, the OPPO Find X also has more RAM memory. Galaxy A51 has a bit superior battery performance than OPPO Find X, because it has a 4000mAh battery size. Galaxy A51 has a much better camera than OPPO Find X, and although they both have the same camera aperture, the same (4K) video definition and the same video frame rates, the Galaxy A51 also has a much bigger sensor shooting much higher quality photos and videos and a back facing camera with a lot better 48 mega pixels resolution.
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