Compare phones
| Global Score | |
| 75.4 | 88 |
| Basic Information | |
| Blackberry | Samsung |
| -- | Android 11, 10 |
| 2018-07-06 | 2020-08-06 |
| 5.96 x 2.83 x 0.33 inches | 6.27 x 2.93 x 0.37 inches |
| 5.34 ounces | 7.16 ounces |
| Black, Gray and Red | Mirage black and Mirage blue |
| Aluminum | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 4.5 inches | 6.5 inches |
| 1620 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 433 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Samsung Exynos 9611 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 512 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.36 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 13.18 | 14.14 |
| Camera | |
| 12.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.57 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3500mAh Li - Ion Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.44 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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 | FM Radio |
Comparison review
The Galaxy M31s is much better than BlackBerry KEY2, getting an 88 score against 75.4. Although the Galaxy M31s is incredibly newer than the BlackBerry KEY2, it's extremely heavier and somewhat thicker. The BlackBerry KEY2 counts with a bit more vivid screen than Galaxy M31s, because although it has a really smaller display and a little worse resolution of 1080 x 1620 pixels, it also counts with a bit better pixel density.
The Galaxy M31s features a little better hardware performance than BlackBerry KEY2. They have 8 processing cores and 6 GB of RAM. Galaxy M31s counts with slightly more storage to store more games and applications than BlackBerry KEY2, and although they both have exactly the same 128 GB internal memory capacity, the Galaxy M31s also has an external memory slot that allows a maximum of 512 GB.
Samsung Galaxy M31s counts with a much better battery duration than BlackBerry KEY2, because it has a 6000mAh battery size instead of 3500mAh. The Galaxy M31s counts with a way better camera than BlackBerry KEY2, and although they both have the same 30 frames per second video frame rates, a same size aperture and the same (4K) video resolution, the Galaxy M31s also has a lot larger sensor which gives a way higher photo and video quality and a much higher 64 megapixels resolution camera in the back.
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