| Global Score | |
| 79 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 4.4 | Android 11, 10 |
| 2013-03-14 | 2020-03-05 |
| 5.38 x 2.75 x 0.31 inches | 6.27 x 2.96 x 0.35 inches |
| 4.59 ounces | 6.74 ounces |
| Black, Blue, Red and White | Black, Blue and Red |
| Polycarbonate | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 135.00 | -- |
| Display / Screen | |
| 5 inches | 6.4 inches |
| 1080 x 1920 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 441 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 600 APQ8064T chipset | Exynos 9611 chipset |
| Krait 300 (Quad-Core 1900 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 2 GB (800 MHz) RAM | 6 GB RAM |
| Adreno 320 (400 MHz) GPU | Mali-G72 MP3 GPU |
| 9 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.46 | 11.74 |
| Camera | |
| 13.00 MP + 2.00 MP | 64.00 MP + 32.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 31.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 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 |
| 9.02 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 2600mAh Li-Ion Battery | 6000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 17 hours talk time | -- |
| 4.56 | 7.52 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
The Galaxy M31 has a global score of 86.5, which is a little bit better than Samsung Galaxy S4's score of 79. Both phones we compare here have Android OS (Operating System), but Galaxy M31 has newer 11 version and Samsung Galaxy S4 has Android 4.4 version. Galaxy M31's design is notably newer than the Samsung Galaxy S4's, although it is heavier and somewhat thicker.
Galaxy M31 features a little faster processing unit than Galaxy S4, because although it has doesn't have an additional graphics co-processor, it also counts with 4 GB more RAM memory and 4 more processing cores. Samsung Galaxy S4 has just a bit better screen than Galaxy M31, because although it has a quite lower resolution of 1920 x 1080 and a really smaller screen, it also counts with a just a little better pixel density.
Samsung Galaxy M31 counts with a way better camera than Galaxy S4, because it has a much better video quality, a way larger camera sensor which offers a way higher photo and video quality, a back camera with lot more mega-pixels and a larger aperture. The Samsung Galaxy M31 has a much better memory capacity to install games and applications than Samsung Galaxy S4, and although they both have exactly the same internal storage, the Samsung Galaxy M31 also has a slot for an SD memory card that holds up to 512 GB.
The Samsung Galaxy M31 features a really longer battery lifetime than Samsung Galaxy S4, because it has a 131 percent greater battery capacity.
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