Compare phones
| Global Score | |
| 87.7 | 77.2 |
| Basic Information | |
| Samsung | Motorola |
| Android 10 | Android 11, 10 |
| 2020-09-11 | 2021-06-17 |
| 6.45 x 3.00 x 0.37 inches | 6.69 x 3.08 x 0.43 inches |
| 7.51 ounces | 8.18 ounces |
| Black and White | Black and Forged Green |
| Plastic and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| Super AMOLED Plus | IPS LCD |
| 385 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Qualcomm Snapdragon 662 SM6115 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Adreno 610 GPU |
| 9.27 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 11.74 |
| Camera | |
| 64.00 MP + 32.00 MP | 48.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (60 fps) (Full HD) video resolution |
| 11.88 | 11.22 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 7000mAh Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 8.32 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy M51 is much better than the Motorola Defy (2021), getting a global score of 87.7 against 77.2. Samsung Galaxy M51's construction is thinner and a little bit lighter than the Motorola Defy (2021), even though it was released just 9 months before. Both devices in this comparison review work with Android OS (operating system), but Samsung Galaxy M51 has an older 10 version while Motorola Defy (2021) has Android 11.
Galaxy M51 counts with a bit better CPU than Motorola Defy (2021), and although they both have a Octa-Core CPU, the Galaxy M51 also has a higher amount of RAM. The Galaxy M51 has a much better display than Motorola Defy (2021), because it has a quite bigger display, a better pixel density and a way better resolution of 1080 x 2340px.
Galaxy M51 has a little bit better camera than Motorola Defy (2021), because although it has a smaller sensor taking worse quality videos and photographs and a smaller aperture which is not recommended for low light captures, it also counts with a lot more megapixels camera and a lot higher 3840x2160 video definition.
Galaxy M51 features much more memory capacity to store more games and applications than Motorola Defy (2021), and although they both have a slot for an SD memory card that admits a maximum of 512 GB, the Galaxy M51 also has 128 GB internal storage capacity. The Samsung Galaxy M51 features a really longer battery duration than Motorola Defy (2021), because it has a 40% larger battery capacity.
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