Compare phones
| Global Score | |
| 73.2 | 87.7 |
| Basic Information | |
| Samsung | |
| -- | Android 10 |
| 2019-05-21 | 2020-09-11 |
| 6.09 x 2.91 x 0.33 inches | 6.45 x 3.00 x 0.37 inches |
| 6.42 ounces | 7.51 ounces |
| Black and Blue | Black and White |
| Aluminum and Glass | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.7 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED Plus |
| 409 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8 |
| Performance | |
| HiSilicon Kirin 980 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| ARM Cortex-A76 and ARM Cortex-A55, 64-bit, 7 nm (Octa-Core 2600 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Mali-G76 MP10 GPU | Adreno 618 GPU |
| 9.54 | 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 | |
| 48.00 MP + 32.00 MP | 64.00 MP + 32.00 MP |
| f/1.40 aperture | f/1.80 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 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 | -- |
| 11.66 | 11.88 |
| 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 |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 8.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| 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
The Galaxy M51 is better than Honor 20 Pro, with a score of 87.7 against 73.2. Galaxy M51's design is newer, but heavier and thicker than the Honor 20 Pro. Honor 20 Pro counts with a bit sharper display than Galaxy M51, because although it has a bit smaller display, and they both have the same exact 1080 x 2340 pixels resolution, the Honor 20 Pro also counts with a just a bit more pixels per inch in the display.
Honor 20 Pro features a bit superior processor than Galaxy M51, and although they both have the same number of cores, the Honor 20 Pro also has more RAM memory. Galaxy M51 counts with a slightly better camera than Honor 20 Pro, because although it has a lot smaller diafragm aperture which is worse for low-light images and video, and they both have the same 3840x2160 video resolution and the same video frame rates, the Galaxy M51 also counts with a camera in the back with way more megapixels and a larger sensor capturing higher quality pictures and videos.
Galaxy M51 has a slightly better memory capacity to install applications and games than Honor 20 Pro, because although it has less internal memory capacity, it also counts with a SD extension slot that allows up to 512 GB. Galaxy M51 features a way better battery duration than Honor 20 Pro, because it has a 75 percent more battery capacity.
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