Compare phones
| Global Score | |
| 73.9 | 87.7 |
| Basic Information | |
| Oppo | Samsung |
| Android 11 | Android 10 |
| 2021-09-09 | 2020-09-11 |
| 6.17 x 2.84 x 0.30 inches | 6.45 x 3.00 x 0.37 inches |
| 6.42 ounces | 7.51 ounces |
| Aurora and Stellar Black | Black and White |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED Plus |
| 411 pixels per inch | 385 pixels per inch |
| 750 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.8 | 8 |
| Performance | |
| MediaTek Dimesnity 900 MT6877 (6 nm) chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Cortex-A78, 64-bit (Octa-Core 2400 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Mali-G68 MC4 GPU | Adreno 618 GPU |
| 9.45 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 64.00 MP + 32.00 MP | 64.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") 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 | -- |
| 11.44 | 11.88 |
| 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 | |
| 4300mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.16 | 8.32 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M51 has a global score of 87.7, which is better than OPPO Reno6 5G's overall score of 73.9. The Galaxy M51 body is older, heavier and somewhat thicker than the OPPO Reno6 5G. Both of these phones use Android OS (Operating System), but the Galaxy M51 has the older 10 version and OPPO Reno6 5G has Android 11 version.
The OPPO Reno6 5G features a bit more powerful CPU than Galaxy M51, and although they both have a Octa-Core processing unit, the OPPO Reno6 5G also has a higher amount of RAM. OPPO Reno6 5G features a bit better looking screen than Galaxy M51, because although it has a bit smaller screen, it also counts with a slightly higher 1080 x 2400 pixels resolution and a little bit more pixels per inch of display.
Galaxy M51 has a lot bigger storage for games and applications than OPPO Reno6 5G, and although they both have the same internal memory, the Galaxy M51 also has a slot for SD memory cards that allows up to 512 GB. The Samsung Galaxy M51 shoots slightly better pictures and videos than OPPO Reno6 5G, although it has a tinier aperture which is worse for shooting photographs and/or video in low light environments, they both have the same video frame rate, the same (4K) video resolution and a back-facing camera with a 64 mega-pixels.
The Galaxy M51 has a very superior battery lifetime than OPPO Reno6 5G, because it has a 63 percent larger battery capacity.
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