Compare phones
| Global Score | |
| 75.4 | 78.8 |
| Basic Information | |
| Blackberry | Microsoft |
| -- | Android 10 |
| 2018-07-06 | 2020-09-10 |
| 5.96 x 2.83 x 0.33 inches | 7.36 x 5.72 x 0.19 inches |
| 5.34 ounces | 8.82 ounces |
| Black, Gray and Red | Glacier |
| Aluminum | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 540.00 |
| Display / Screen | |
| 4.5 inches | 8.1 inches |
| 1620 x 1080 pixels | 2700 x 1800 pixels |
| IPS LCD | AMOLED |
| 433 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 855 SM8150 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 512 GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 13.18 | 10.1 |
| Camera | |
| 12.00 MP + 8.00 MP | 11.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | -- |
| 0.36 inches (1/2.8") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 9.57 | 8.91 |
| 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 | 3577mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.44 | 5.52 |
| 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
Microsoft Surface Duo is just a bit better than BlackBerry KEY2, with a 78.8 score against 75.4. Microsoft Surface Duo's design is way newer and way thinner, but heavier than the BlackBerry KEY2. Microsoft Surface Duo counts with a screen that's very similar to the BlackBerry KEY2 one, because although the Microsoft Surface Duo has a just a little less pixels per screen inch, it also counts with a way bigger screen and a lot higher 1800 x 2700 pixels resolution.
Microsoft Surface Duo counts with a bit more powerful CPU than BlackBerry KEY2. Both of them have the same RAM amount and the same number of cores. BlackBerry KEY2 features a slightly better camera than Microsoft Surface Duo, because although it has slower 30 frames per second video frame rate, and they both have the same video quality, the BlackBerry KEY2 also counts with a higher resolution back-facing camera and a larger aperture to capture better low light images.
The BlackBerry KEY2 counts with a lot bigger memory to install applications and games or saving photos and videos than Microsoft Surface Duo, and although they both have exactly the same internal memory capacity, the BlackBerry KEY2 also has a SD memory slot that holds up to 256 GB. The Microsoft Surface Duo has a bit superior battery performance than BlackBerry KEY2, because it has 3577mAh of battery capacity.
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