Compare phones
| Global Score | |
| 87.7 | 90.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 11 |
| 2020-09-11 | 2021-08-11 |
| 6.45 x 3.00 x 0.37 inches | 6.23 x 5.04 x 0.25 inches |
| 7.51 ounces | 9.56 ounces |
| Black and White | Phantom Black, Phantom Green and Phantom Silver |
| Plastic and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.7 inches | 7.6 inches |
| 2340 x 1080 pixels | 2208 x 1768 pixels |
| Super AMOLED Plus | Super AMOLED |
| 385 pixels per inch | 372 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Adreno 618 GPU | Adreno 660 GPU |
| 9.27 | 9.72 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 13.3 |
| Camera | |
| 64.00 MP + 32.00 MP | 12.00 MP + 4.00 MP |
| f/1.80 aperture | f/2.20 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 11.88 | 7.7 |
| 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 | 4400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 8.32 | 6.24 |
| 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy Z Fold 3 is a bit better than the Galaxy M51, with a 90.6 score against 87.7. Even though Galaxy Z Fold 3 is way heavier than the Galaxy M51, it's extremely thinner and also newer. Both phones we compare here have Android OS (operating system), but Galaxy Z Fold 3 has a more recent 11 version while Galaxy M51 has Android 10 version, providing you a couple additional features.
Galaxy Z Fold 3 has a display that's just as good as the Galaxy M51 one, because although the Galaxy Z Fold 3 has a bit worse display pixels density, it also counts with a better 1768 x 2208 resolution and a little bit larger display. The Galaxy Z Fold 3 features a little better hardware performance than Samsung Galaxy M51, and although they both have 8 cores, the Galaxy Z Fold 3 also has a larger amount of RAM memory.
The Galaxy M51 has a bit bigger memory capacity for games and applications than Samsung Galaxy Z Fold 3, because although it has less internal memory, it also counts with a slot for an SD memory card that supports a maximum of 512 GB. The Galaxy M51 features a much longer battery performance than Samsung Galaxy Z Fold 3, because it has 7000mAh of battery capacity.
Galaxy M51 counts with a very superior camera than Galaxy Z Fold 3, because it has a camera with much more megapixels and a bigger aperture.
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