Compare phones
| Global Score | |
| 87.7 | 79.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | -- |
| 2020-09-11 | 2019-03-02 |
| 6.45 x 3.00 x 0.37 inches | 6.24 x 2.94 x 0.30 inches |
| 7.51 ounces | 5.82 ounces |
| Black and White | Black, Blue and White |
| Plastic and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED Plus | Super AMOLED |
| 385 pixels per inch | 403 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Samsung Exynos 7 Octa 7904 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Mali-G71 MP2 GPU |
| 9.27 | 8.91 |
| 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 | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 11.88 | 9.46 |
| 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 | |
| 7000mAh Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 8.32 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | 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 | FM Radio |
Comparison review
Galaxy M51 is much better than Galaxy A30, getting a general score of 87.7 against 79.6. Galaxy M51's construction is newer, but somewhat thicker and a lot heavier than Galaxy A30. Galaxy A30 counts with a display that's just as good as the display in Galaxy M51, because although the Galaxy A30 has a quite smaller screen, and they both have the same exact 1080 x 2340 resolution, it also counts with a bit greater display pixel density.
The Galaxy M51 has a much better storage capacity to store more games and applications than Galaxy A30, and although they both have an external memory card slot that allows a maximum of 512 GB, the Galaxy M51 also has 64 GB more internal storage. Samsung Galaxy M51 has a bit better hardware performance than Samsung Galaxy A30, and although they both have a Octa-Core processing unit, the Samsung Galaxy M51 also has a higher amount of RAM memory.
The Samsung Galaxy M51 counts with a lot better camera than Samsung Galaxy A30, because although it has a tinier camera aperture which is not nice for taking pictures or videos in low-light environments, it also counts with a much more MP camera, a much larger camera sensor capturing much higher quality photographs and videos and a lot better 3840x2160 (4K) video resolution.
The Galaxy M51 counts with a much longer battery duration than Samsung Galaxy A30, because it has a 7000mAh battery capacity.
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