Compare phones
| Global Score | |
| 81 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 6.0 Marshmallow | Android 11, 10 |
| 2017-02-24 | 2020-03-05 |
| 6.41 x 3.18 x 0.27 inches | 6.27 x 2.96 x 0.35 inches |
| 6.63 ounces | 6.74 ounces |
| Black and Gold | Black, Blue and Red |
| Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 367 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 653 8976 Pro chipset | Exynos 9611 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1950 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 510 GPU | Mali-G72 MP3 GPU |
| 9.09 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 11.74 |
| Camera | |
| 16.00 MP + 16.00 MP | 64.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.24 | 12.1 |
| 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 | |
| 4000mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | 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
Samsung Galaxy M31 is a little bit better than the Galaxy C9 Pro, getting a global score of 86.5 against 81. Samsung Galaxy M31 is a newer phone than the Galaxy C9 Pro, but it's notably thicker and a bit heavier. These devices have Android operating system, but Samsung Galaxy M31 has older 11 version while Galaxy C9 Pro has Android 6.0 Marshmallow.
Galaxy M31 has a little faster processor than Samsung Galaxy C9 Pro. They have the same number of cores and a 6 GB RAM memory. Galaxy M31 features a little sharper display than Galaxy C9 Pro, because it has a little bigger screen, a slightly higher 1080 x 2340 pixels resolution and a just a bit more pixels per screen inch.
Galaxy M31 features a lot better camera than Galaxy C9 Pro, because it has a much better video resolution, a camera with lot more mega-pixels and a bigger aperture to capture better captures and videos in low-light environments. The Samsung Galaxy M31 features a little bit more memory for games and applications than Galaxy C9 Pro, and although they both have equal internal memory capacity, the Samsung Galaxy M31 also has a slot for external memory cards that supports a maximum of 512 GB.
Galaxy M31 counts with a very superior battery duration than Samsung Galaxy C9 Pro, because it has a 50 percent greater battery capacity.
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