Compare phones
| Global Score | |
| 87.1 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2018-08-24 | 2020-03-05 |
| 6.37 x 3.01 x 0.35 inches | 6.27 x 2.96 x 0.35 inches |
| 7.09 ounces | 6.74 ounces |
| Cloud silver, Lavender purple, Midnight black and Ocean blue | Black, Blue and Red |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 457.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2960 x 1440 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 514 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.7 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Exynos 9611 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 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 630 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 11.74 |
| Camera | |
| 12.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/1.50 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 10.23 | 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | 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
The Samsung Galaxy Note9 has a general score of 87.1, which is a bit better than the Samsung Galaxy M31's global score of 86.5. Samsung Galaxy Note9 is a just a bit heavier phone than Samsung Galaxy M31, but both of them are 0.35inches thick. Samsung Galaxy Note9 features a little faster processing unit than Galaxy M31. Both of them have the same number of cores and the same RAM memory amount.
Galaxy Note9 has a bit more vivid screen than Samsung Galaxy M31, and although they both have a same size screen, the Galaxy Note9 also has a greater pixel quantity per screen inch and a higher resolution of 1440 x 2960 pixels. The Samsung Galaxy Note9 features a much greater memory capacity for games and applications than Galaxy M31, and although they both have a SD memory slot that holds a maximum of 512 GB, the Samsung Galaxy Note9 also has 64 GB more internal memory capacity.
Galaxy M31 has a way better battery performance than Samsung Galaxy Note9, because it has a 6000mAh battery size. The Galaxy M31 captures much clearer pictures and videos than Samsung Galaxy Note9, because although it has slower video frame rate and a smaller diafragm aperture which is not so good for low light images and videos, and they both have the same 3840x2160 (4K) video quality, the Galaxy M31 also counts with a lot larger sensor shooting way higher quality videos and photographs and a lot more MP back camera.
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