Compare phones
| Global Score | |
| 87.7 | 83.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | -- |
| 2020-09-11 | 2018-03-16 |
| 6.45 x 3.00 x 0.37 inches | 5.81 x 2.70 x 0.33 inches |
| 7.51 ounces | 5.75 ounces |
| Black and White | Burgundy red, Coral blue, Ice blue, Lilac purple, Midnight black, Sunrise gold and Titanium gray |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 158.00 |
| Display / Screen | |
| 6.7 inches | 5.8 inches |
| 2340 x 1080 pixels | 2960 x 1440 pixels |
| Super AMOLED Plus | Super AMOLED |
| 385 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Adreno 630 GPU |
| 9.27 | 9.54 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 14.14 | 11.34 |
| Camera | |
| 64.00 MP + 32.00 MP | 12.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.50 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | 0.39 inches (1/2.55") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.88 | 10.23 |
| 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 | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 8.32 | 4.96 |
| 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy M51 has a general score of 87.7, which is slightly better than the Samsung Galaxy S9's overall score of 83.3. Samsung Galaxy M51 is a newer phone than the Samsung Galaxy S9, but it is somewhat thicker and heavier. Samsung Galaxy S9 features a little better processing power than Samsung Galaxy M51, although it has less RAM, they both have the same number of cores.
Galaxy S9 features a much better looking screen than Galaxy M51, because although it has a bit smaller screen, it also counts with a better 1440 x 2960 pixels resolution and a greater pixels density. The Galaxy M51 features a much greater memory capacity to install applications and games than Samsung Galaxy S9, because it has an external memory slot that admits up to 512 GB and 128 GB internal memory capacity.
The Samsung Galaxy M51 features a much better camera than Galaxy S9, because although it has lower 30 fps video frame rates and a smaller diafragm aperture which is not so good for capturing photos and/or video in poorly lited environments, and they both have the same (4K) video quality, the Samsung Galaxy M51 also counts with a back camera with way more megapixels and a way bigger back-facing camera sensor providing a much higher image quality.
The Galaxy M51 counts with a superior battery lifetime than Samsung Galaxy S9, because it has 7000mAh of battery capacity.
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