Compare phones
| Global Score | |
| 73.4 | 86.5 |
| Basic Information | |
| Huawei | Samsung |
| -- | Android 11, 10 |
| 2017-01-06 | 2020-03-05 |
| 6.18 x 3.11 x 0.31 inches | 6.27 x 2.96 x 0.35 inches |
| 6.70 ounces | 6.74 ounces |
| Brown, Gold, Gray, Silver and White | Black, Blue and Red |
| Metal | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 5.9 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 373 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.9 | 8.4 |
| Performance | |
| HiSilicon Kirin 960 chipset | Exynos 9611 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit (Octa-Core 2400 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G71 MP8 GPU | Mali-G72 MP3 GPU |
| 9.36 | 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 | |
| 12.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.34 inches (1/2.9") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 7.92 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 5.5 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M31 has an overall score of 86.5, which is much better than Huawei Mate 9's 73.4 overall score. Although Galaxy M31 is incredibly newer than Huawei Mate 9, it's thicker and a little heavier. The Galaxy M31 has a bit better looking screen than Huawei Mate 9, because it has a little bit better pixel amount in each screen inch, a bit larger screen and a slightly higher resolution of 1080 x 2340 pixels.
The Samsung Galaxy M31 has a CPU that's just as good as the CPU in Huawei Mate 9, and although the Samsung Galaxy M31 has 2 GB more RAM, they both have 8 processing cores. The Samsung Galaxy M31 shoots way better pictures and videos than Huawei Mate 9, and although they both have the same 3840x2160 video quality and the same video frame rate, the Samsung Galaxy M31 also has a bigger aperture, a back-facing camera with a way better resolution and a lot bigger camera sensor shooting much higher quality videos and photos.
The Galaxy M31 has a little bit better memory to install applications and games or saving photos and videos than Huawei Mate 9, and although they both have the same 64 GB internal storage, the Galaxy M31 also has an external SD slot that holds up to 512 GB. The Samsung Galaxy M31 features a much longer battery performance than Huawei Mate 9, because it has 6000mAh of battery capacity against 4000mAh.
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