Compare phones
| Global Score | |
| 77 | 84.1 |
| Basic Information | |
| Oppo | Samsung |
| Android 11 | Android 11, 10 |
| -- | 2020-03-23 |
| 6.30 x 2.88 x 0.30 inches | 6.26 x 2.96 x 0.35 inches |
| 6.24 ounces | 6.63 ounces |
| -- | Midnight blue and Raven black |
| Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 405 pixels per inch | 403 pixels per inch |
| 800 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.8 | 8.4 |
| Performance | |
| MediaTek Dimensity 1200 MT6893 chipset | Exynos 9611 chipset |
| Cortex-A78, 64-bit, 6 nm (Octa-Core 3000 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Mali-G77 MC9 GPU | Mali-G72 MP3 GPU |
| 9.81 | 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 | |
| 64.00 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 |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.44 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| Nano SIM Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 1.36 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | 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
The Galaxy M21 has a general score of 84.1, which is just a bit better than the OPPO Reno6 Pro 5G's score of 77. These phones work with the same Android 11 OS, so they should provide very similar OS features. Although it's the best in this comparison review, the Galaxy M21 is a just a little heavier and thicker cellphone than the OPPO Reno6 Pro 5G.
The OPPO Reno6 Pro 5G counts with a bit better looking screen than Samsung Galaxy M21, because it has a little bit better pixel count per inch in the display, a quite larger screen, a slightly better resolution of 1080 x 2400 and a lot brighter display. The OPPO Reno6 Pro 5G features a bigger storage capacity to install applications and games than Galaxy M21, because although it has no external SD slot, it also counts with 192 GB more internal storage.
The OPPO Reno6 Pro 5G has just a little better performance than Galaxy M21, and although they both have 8 cpu cores, the OPPO Reno6 Pro 5G also has more RAM. Samsung Galaxy M21 counts with a way better battery lifetime than OPPO Reno6 Pro 5G. Galaxy M21 shoots a bit better videos and photos than OPPO Reno6 Pro 5G, although it has a smaller camera aperture, a worse (4K) video definition and a lot less mega-pixels resolution camera.
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