Compare phones
| Global Score | |
| 88 | 85.3 |
| Basic Information | |
| Samsung | Microsoft |
| Android 11, 10 | Android 11 |
| 2020-08-06 | 2021-09-20 |
| 6.27 x 2.93 x 0.37 inches | 5.72 x 7.26 x 0.22 inches |
| 7.16 ounces | 10.02 ounces |
| Mirage black and Mirage blue | Glacier and Obsidian |
| -- | Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 6.5 inches | 8.3 inches |
| 2400 x 1080 pixels | 2688 x 1892 pixels |
| Super AMOLED | AMOLED |
| 405 pixels per inch | 396 pixels per inch |
| -- | 800 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.8 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 888 SM8350 (5 nm) chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 680, 64-bit (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 660 GPU |
| 9.36 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 64.00 MP + 32.00 MP | 12.00 MP + 12.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.59 inches (1/1.7") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.1 | 10.01 |
| 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 | 4449mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy M31s is a little bit better than the Microsoft Surface Duo 2, having an 88 score against 85.3. Both of these phones use the same Android 11 OS (operating system), so you shouldn't see any differences regarding OS features. Even though Galaxy M31s is older and a lot thicker than the Microsoft Surface Duo 2, it's design is still lighter.
Microsoft Surface Duo 2 has a bit more powerful CPU than Galaxy M31s, and although they both have 8 processing cores, the Microsoft Surface Duo 2 also has 2 GB more RAM memory. Microsoft Surface Duo 2 counts with a little more vivid display than Galaxy M31s, because although it has a little lower pixels quantity in each inch in the screen, it also counts with a higher 1892 x 2688 resolution and a bigger display.
The Samsung Galaxy M31s shoots much better photographs and videos than Microsoft Surface Duo 2, because although it has a tinier aperture which is not favorable for low light images and video and lower 30 frames per second video frame rates, and they both have the same (4K) video resolution, the Samsung Galaxy M31s also counts with a much more MP back facing camera.
Galaxy M31s has much more storage to store more apps and games than Microsoft Surface Duo 2, and although they both have equal internal storage capacity, the Galaxy M31s also has a SD extension slot that supports a maximum of 512 GB. Samsung Galaxy M31s has better battery life than Microsoft Surface Duo 2, because it has a 6000mAh battery size instead of 4449mAh.
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