Compare phones
| Global Score | |
| 82.4 | 87.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 8.1 Oreo | Android 10 |
| 2019-03-07 | 2020-09-11 |
| 6.26 x 2.96 x 0.33 inches | 6.45 x 3.00 x 0.37 inches |
| 6.14 ounces | 7.51 ounces |
| Black and Blue | Black and White |
| Plastic | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2280 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED Plus |
| 394 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8 |
| Performance | |
| Samsung Exynos 7 Octa 7904 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G71 MP2 GPU | Adreno 618 GPU |
| 9 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 14.14 |
| Camera | |
| 13.00 MP + 16.00 MP | 64.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.32 inches (1/3.1") sensor | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 9.13 | 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 | |
| 5000mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 8.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy M51 has a global score of 87.7, which is just a bit better than Samsung Galaxy M30's overall score of 82.4. Galaxy M51 is a newer phone than Samsung Galaxy M30, although it's somewhat heavier and thicker. Both phones we are comparing include Android operating system, but the Galaxy M51 has an older 10 version and Samsung Galaxy M30 has Android 9.0 Pie version.
Samsung Galaxy M51 has a screen that's very similar to the Samsung Galaxy M30 one, because although the Samsung Galaxy M51 has a just a bit worse pixel density, it also counts with a little bit larger display and a little higher 1080 x 2340 pixels resolution. Galaxy M30 and Galaxy M51 both count with really similar memory for applications and games, they have a slot for external memory cards that admits up to 512 GB and equal 128 GB internal memory.
Galaxy M51 features a little faster CPU than Samsung Galaxy M30. Both of them have the same number of cores and 6 GB of RAM memory. Galaxy M51 has a much better battery duration than Samsung Galaxy M30, because it has a 40 percent greater battery size. Galaxy M51 takes a lot better pictures and videos than Samsung Galaxy M30, because it has a much better video definition, a much bigger sensor which gives a way higher image and video quality, a bigger aperture and a way higher resolution back camera.
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