Compare phones
| Global Score | |
| 79.7 | 84.1 |
| Basic Information | |
| Oppo | Samsung |
| Android 10 | Android 11, 10 |
| 2020-05-14 | 2020-03-23 |
| 6.49 x 2.93 x 0.31 inches | 6.26 x 2.96 x 0.35 inches |
| 6.60 ounces | 6.63 ounces |
| Ocean | Midnight blue and Raven black |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 3168 x 1440 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 519 pixels per inch | 403 pixels per inch |
| 800 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.4 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | 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 |
| 12 GB RAM | 4 GB RAM |
| Adreno 650 GPU | Mali-G72 MP3 GPU |
| 9.72 | 9.27 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 48.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| -- | 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 |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.77 | 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 | |
| 4200mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.08 | 7.52 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy M21 has a global score of 84.1, which is just a bit better than the OPPO Find X2's score of 79.7. Despite being the best cellphone in this review, we must note that it is also a somewhat thicker and just a little heavier cellphone. Both of these phones work with Android operating system, but the Samsung Galaxy M21 has newer 11 version and OPPO Find X2 has Android 10, so it gives you some extra features.
The OPPO Find X2 features a bit better processing power than Galaxy M21, and although they both have a Octa-Core processor, the OPPO Find X2 also has a greater amount of RAM. The OPPO Find X2 counts with a much better looking screen than Galaxy M21, because it has a better pixel count in each inch of screen, a higher 1440 x 3168 pixels resolution, a bit larger screen and a much brighter display.
The OPPO Find X2 captures a little bit better photographs and videos than Galaxy M21, and although they both have the same sensor size, a back-facing camera with a 48 MP and the same 3840x2160 video quality, the OPPO Find X2 also has a larger aperture and better video frame rate. OPPO Find X2 features more storage for games and applications than Galaxy M21, because although it has no external SD slot, it also counts with 256 GB internal memory capacity.
The Samsung Galaxy M21 counts with a much longer battery lifetime than OPPO Find X2, because it has a 6000mAh battery capacity.
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