Compare phones
| Global Score | |
| 86.6 | 88 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 11, 10 |
| 2020-05-08 | 2020-08-06 |
| 6.64 x 3.04 x 0.41 inches | 6.27 x 2.93 x 0.37 inches |
| 7.83 ounces | 7.16 ounces |
| Armor gray, Lightning black and Star silver | Mirage black and Mirage blue |
| Aluminum and Aluminum | -- |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| OLED | Super AMOLED |
| 393 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | Samsung Exynos 9611 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 650 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.36 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 64.00 MP + 20.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.43 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4720mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.56 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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
Samsung Galaxy M31s has a global score of 88, which is just a bit better than Xiaomi Black Shark 3's global score of 86.6. The Samsung Galaxy M31s is a a little bit thinner and just a little bit lighter cellphone than Xiaomi Black Shark 3, even when they were released only a couple of months apart. Both of these phones use Android OS (Operating System), but Samsung Galaxy M31s has a more recent 11 version and Xiaomi Black Shark 3 has Android 10.
The Xiaomi Black Shark 3 features a bit more powerful processor than Galaxy M31s, and although they both have a Octa-Core processing unit, the Xiaomi Black Shark 3 also has a greater amount of RAM memory. Xiaomi Black Shark 3 and Galaxy M31s both feature very similar screens, because although the Galaxy M31s has a bit smaller screen, and they both have an equal resolution of 1080 x 2400, it also counts with a quite better pixel density.
The Samsung Galaxy M31s counts with a lot bigger memory capacity to install games and applications than Xiaomi Black Shark 3, and although they both have exactly the same 128 GB internal memory capacity, the Samsung Galaxy M31s also has an external memory slot that holds a maximum of 512 GB. Galaxy M31s features longer battery performance than Xiaomi Black Shark 3, because it has 6000mAh of battery capacity instead of 4720mAh.
The Xiaomi Black Shark 3 captures a bit better videos and photos than Galaxy M31s, and although they both have a 64 MP resolution back-facing camera, a same size aperture, the same back-facing camera sensor size and the same (4K) video definition, the Xiaomi Black Shark 3 also has faster video frame rate.
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