Compare phones
| Global Score | |
| 86.5 | 87.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-03-05 | 2018-08-24 |
| 6.27 x 2.96 x 0.35 inches | 6.37 x 3.01 x 0.35 inches |
| 6.74 ounces | 7.09 ounces |
| Black, Blue and Red | Cloud silver, Lavender purple, Midnight black and Ocean blue |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 457.00 |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2960 x 1440 pixels |
| Super AMOLED | Super AMOLED |
| 403 pixels per inch | 514 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.7 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 630 GPU |
| 9.36 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 14.14 |
| 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 | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.39 inches (1/2.55") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 12.1 | 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 | |
| 6000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 5.92 |
| 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 | -- |
Comparison review
Galaxy Note9 is a little bit better than the Samsung Galaxy M31, having a overall score of 87.1 against 86.5. Galaxy Note9's body has the same thickness than the Samsung Galaxy M31, but it is a bit heavier. The Galaxy Note9 has a bit better performance than Galaxy M31. Both have a Octa-Core processing unit and a 6 GB RAM.
Samsung Galaxy Note9 has a little bit better display than Galaxy M31, and although they both have a screen of the same size, the Samsung Galaxy Note9 also has a higher display density and a higher 1440 x 2960 resolution. The Samsung Galaxy Note9 features a way bigger memory to store more games and applications than Samsung Galaxy M31, and although they both have a slot for external memory cards that holds up to 512 GB, the Samsung Galaxy Note9 also has more internal storage capacity.
Galaxy M31 has a superior battery performance than Samsung Galaxy Note9, because it has a 50 percent greater battery size. The Galaxy M31 counts with a better camera than Samsung Galaxy Note9, because although it has a tinier camera aperture which is not nice for capturing photos in poorly lited environments and lower 30 fps video frame rate, and they both have the same video quality, the Galaxy M31 also counts with a way bigger back-facing camera sensor capturing much better quality photos and a back-facing camera with way more megapixels.
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