Compare phones
| Global Score | |
| 77.6 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2014-09-29 | 2020-03-05 |
| 6.04 x 3.09 x 0.33 inches | 6.27 x 2.96 x 0.35 inches |
| 6.21 ounces | 6.74 ounces |
| Black, Gold, Pink and White | Black, Blue and Red |
| Aluminum and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.7 inches | 6.4 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 515 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.6 | 8.4 |
| Performance | |
| Samsung Exynos 7 Octa 5433 chipset | Exynos 9611 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 20 nm (Octa-Core 1900 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-T760 MP6 GPU | Mali-G72 MP3 GPU |
| 9 | 9.36 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 11.74 |
| Camera | |
| 16.00 MP + 3.70 MP | 64.00 MP + 32.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 31.00mm focal length | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.9 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3220mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 5.2 | 7.52 |
| Other Features | |
| Bluetooth 4.1, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| 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 Galaxy M31 has a general score of 86.5, which is better than Galaxy Note4's 77.6 score. Galaxy M31 is a way newer phone than the Galaxy Note4, but it's just a little thicker and just a little heavier. Galaxy M31 features a bit better processing power than Galaxy Note4, and although they both have a Octa-Core processing unit, the Galaxy M31 also has 3 GB more RAM.
Galaxy Note4 features just a bit better looking screen than Samsung Galaxy M31, because although it has a quite smaller display, it also counts with a higher 1440 x 2560 resolution and more pixels per display inch. The Galaxy M31 features a very superior camera than Galaxy Note4, and although they both have the same video frame rates and the same 3840x2160 (4K) video resolution, the Galaxy M31 also has a bigger diafragm aperture, a lot bigger back-facing camera sensor and a back-facing camera with a lot higher resolution.
The Samsung Galaxy M31 counts with much more memory to install applications and games than Samsung Galaxy Note4, because it has 32 GB more internal memory capacity and a slot for an SD memory card that holds a maximum of 512 GB. Samsung Galaxy M31 features a way better battery performance than Galaxy Note4, because it has a 6000mAh battery size.
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