Compare phones
| Global Score | |
| 88 | 87.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 10 |
| 2020-08-06 | 2020-09-11 |
| 6.27 x 2.93 x 0.37 inches | 6.45 x 3.00 x 0.37 inches |
| 7.16 ounces | 7.51 ounces |
| Mirage black and Mirage blue | Black and White |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED Plus |
| 405 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 618 GPU |
| 9.36 | 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 | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.1 | 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 | |
| 6000mAh Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 8.32 |
| 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
Galaxy M31s is just a bit better than Samsung Galaxy M51, with a overall score of 88 against 87.7. Galaxy M31s's design has the same thickness than the Samsung Galaxy M51, but it is a little bit lighter. Both devices we compare here have Android OS (operating system), but Galaxy M31s has a newer 11 version while Samsung Galaxy M51 has Android 10.
Samsung Galaxy M31s has a little faster CPU than Galaxy M51. Both have a 6 GB RAM and a Octa-Core processor. The Samsung Galaxy M31s counts with a little more vivid display than Samsung Galaxy M51, because although it has a quite smaller screen, it also counts with a quite higher screen pixel density and a little higher 1080 x 2400 resolution.
Galaxy M31s features a slightly better camera than Galaxy M51, and although they both have the same video resolution, the same video frame rate, a 64 mega-pixels resolution camera in the back and a F1.8 aperture, the Galaxy M31s also has a larger sensor capturing better quality videos and photographs.
The Galaxy M31s and the Samsung Galaxy M51 count with really similar storage capacity to store more apps and games, both of them have exactly the same internal memory capacity and a SD extension slot that holds up to 512 GB. Galaxy M51 counts with superior battery duration than Galaxy M31s, because it has a 7000mAh battery capacity against 6000mAh.
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