Compare phones
| Global Score | |
| 88 | 90.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 11 |
| 2020-08-06 | 2021-08-11 |
| 6.27 x 2.93 x 0.37 inches | 6.23 x 5.04 x 0.25 inches |
| 7.16 ounces | 9.56 ounces |
| Mirage black and Mirage blue | Phantom Black, Phantom Green and Phantom Silver |
| -- | Aluminum and Glass |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.5 inches | 7.6 inches |
| 2400 x 1080 pixels | 2208 x 1768 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 372 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 888 SM8350 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 12 GB RAM |
| Mali-G72 MP3 GPU | Adreno 660 GPU |
| 9.36 | 9.72 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 13.3 |
| Camera | |
| 64.00 MP + 32.00 MP | 12.00 MP + 4.00 MP |
| f/1.80 aperture | f/2.20 aperture |
| 26.00mm focal length | -- |
| 0.59 inches (1/1.7") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.1 | 7.7 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 6000mAh Battery | 4400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 6.24 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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
Samsung Galaxy Z Fold 3 is just a bit better than the Samsung Galaxy M31s, having a 90.6 score against 88. Samsung Galaxy Z Fold 3's design is newer and extremely thinner, but incredibly heavier than the Samsung Galaxy M31s. Both devices in this comparison review use the same Android 11 OS (operating system).
The Samsung Galaxy Z Fold 3 features just a bit better processing power than Samsung Galaxy M31s, and although they both have 8 CPU cores, the Samsung Galaxy Z Fold 3 also has more RAM. The Galaxy M31s counts with a bit better display than Galaxy Z Fold 3, because although it has a bit worse resolution of 1080 x 2400 and a little smaller display, it also counts with a quite greater pixels density.
Galaxy M31s counts with just a bit bigger storage for games and applications than Galaxy Z Fold 3, because although it has only 128 GB internal memory capacity, it also counts with a slot for an external memory card that admits up to 512 GB. Galaxy M31s counts with a greater camera than Galaxy Z Fold 3, because it has a way higher 64 mega-pixels resolution back camera and a bigger camera aperture.
Samsung Galaxy M31s has a superior battery lifetime than Galaxy Z Fold 3, because it has a 36 percent more battery capacity.
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