Compare phones
| Global Score | |
| 87.7 | 86.1 |
| Basic Information | |
| Samsung | Motorola |
| Android 10 | Android 11 |
| 2020-09-11 | 2021-08-19 |
| 6.45 x 3.00 x 0.37 inches | 6.42 x 2.99 x 0.28 inches |
| 7.51 ounces | 5.75 ounces |
| Black and White | Frosted Emerald, Frosted Grey and Frosted White |
| Plastic and Plastic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED Plus | -- |
| 385 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Qualcomm Snapdragon 778G SM7325 (6 nm) chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 670 Prime, 64-bit (Octa-Core 2400 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 618 GPU | Adreno 642L GPU |
| 9.27 | 9.45 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 64.00 MP + 32.00 MP | 108.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.90 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 |
| -- | 1280 x 720 (920 fps) (HD) slow motion video |
| 11.88 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 7000mAh Battery | 4000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 8.32 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | 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
The Galaxy M51 is just a bit better than Motorola Edge 20, with an 87.7 score against 86.1. Galaxy M51 is an older, notably heavier and noticeably thicker cellphone than the Motorola Edge 20. Both phones in our current comparison have Android OS (operating system), but the Galaxy M51 has an older 10 version and Motorola Edge 20 has Android 11 version.
Motorola Edge 20 has a little faster processing unit than Galaxy M51, and although they both have a Octa-Core processing unit, the Motorola Edge 20 also has 2 GB more RAM. The Motorola Edge 20 counts with a little sharper display than Galaxy M51, and although they both have a same size display, the Motorola Edge 20 also has a little higher resolution of 1080 x 2400 and a just a little more pixels per inch of display.
Galaxy M51 has a way bigger memory to install applications and games or saving photos and videos than Motorola Edge 20, and although they both have exactly the same 128 GB internal storage, the Galaxy M51 also has a SD card slot that supports up to 512 GB. Galaxy M51 features a really longer battery lifetime than Motorola Edge 20, because it has a 7000mAh battery capacity.
The Motorola Edge 20 has a slightly better camera than Samsung Galaxy M51, because although it has a tinier camera aperture which is not nice for low-light images and video, and they both have the same (4K) video quality and the same video frame rates, the Motorola Edge 20 also counts with a camera in the back with a way better 108 MP resolution.
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