Compare phones
| Global Score | |
| 87.7 | 84.2 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | -- |
| 2020-09-11 | 2018-10-20 |
| 6.45 x 3.00 x 0.37 inches | 6.29 x 3.02 x 0.30 inches |
| 7.51 ounces | 5.93 ounces |
| Black and White | 16 777 216 |
| Plastic and Plastic | Glass (Corning Gorilla Glass 3) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6 inches |
| 2340 x 1080 pixels | 2220 x 1080 pixels |
| Super AMOLED Plus | Super AMOLED |
| 385 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Samsung Exynos 7 Octa 7885 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 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 618 GPU | Mali-G71 MP2 GPU |
| 9.27 | 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 | |
| 64.00 MP + 32.00 MP | 24.00 MP + 24.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm 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 | 9.9 |
| 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 | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 8.32 | 5.28 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy M51 has an overall score of 87.7, which is a little bit better than the Galaxy A7 (2018)'s general score of 84.2. Even though Galaxy M51 is newer than the Galaxy A7 (2018), it is thicker and much heavier. The Samsung Galaxy A7 (2018)'s CPU is very similar to the processor in Samsung Galaxy M51, both of them have the same RAM amount and a Octa-Core processor.
Galaxy A7 (2018) features a bit more vivid screen than Galaxy M51, because although it has a bit smaller display and a bit worse resolution of 1080 x 2220 pixels, it also counts with a just a little greater pixel count in each inch in the display. The Galaxy A7 (2018) and Galaxy M51 both have extremely similar storage for applications and games, they have a slot for an external memory card that supports a maximum of 512 GB and the same 128 GB internal memory capacity.
The Galaxy M51 features a much better battery lifetime than Galaxy A7 (2018), because it has a 112 percent more battery capacity. Galaxy M51 counts with a lot better camera than Galaxy A7 (2018), because although it has a smaller aperture which is worse for capturing photos in poorly lited environments, it also counts with a way larger back-facing camera sensor which provides a lot better photo and video quality, a way better (4K) video quality and a back facing camera with lot more mega-pixels.
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