| Global Score | |
| 75.4 | 81.6 |
| Basic Information | |
| Blackberry | Samsung |
| -- | Android 5.0, 4.4 |
| 2018-07-06 | 2014-09-03 |
| 5.96 x 2.83 x 0.33 inches | 6.04 x 3.09 x 0.33 inches |
| 5.34 ounces | 6.21 ounces |
| Black, Gray and Red | Black, Gold, Pink and White |
| Aluminum | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 269.00 |
| Display / Screen | |
| 4.5 inches | 5.7 inches |
| 1620 x 1080 pixels | 1440 x 2560 pixels (Quad HD / 2K) |
| IPS LCD | Super AMOLED |
| 433 pixels per inch | 515 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8.2 | 9.5 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 805 APQ8084 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Krait 450 (Quad-Core 2700 MHz) processor |
| 6 GB RAM | 3 GB (825 MHz) RAM |
| Adreno 512 GPU | Adreno 420 (500 MHz) GPU |
| 9.27 | 9.54 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 13.18 | 8.12 |
| Camera | |
| 12.00 MP + 8.00 MP | 16.00 MP + 3.70 MP |
| f/1.80 aperture | f/2.20 aperture |
| 26.00mm focal length | 31.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.38 inches (1/2.6") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 9.57 | 10.01 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM |
| Dual SIM | Micro SIM |
| 6.7 | 7 |
| Battery Life | |
| 3500mAh Li - Ion Battery | 3220mAh Li-Ion Battery |
| Non-Removable Battery | Removable Battery |
| -- | 20 hours talk time |
| 5.44 | 5.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1, EDR |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| 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 | -- |
Galaxy Note 4 has an overall score of 81.6, which is a bit better than the BlackBerry KEY2's general score of 75.4. Galaxy Note 4's design has the same thickness than BlackBerry KEY2, but it's heavier. Samsung Galaxy Note 4 has a bit superior CPU than BlackBerry KEY2, because although it has 3 GB less RAM memory and a lower number of cores (although faster), it also counts with an additional GPU.
The Samsung Galaxy Note 4 features a more vivid screen than BlackBerry KEY2, because it has a little better quantity of pixels in each screen inch, a much higher resolution of 2560 x 1440 pixels and a larger display. BlackBerry KEY2 features a way bigger memory to store more games and applications than Samsung Galaxy Note 4, because it has a slot for an external memory card that supports up to 256 GB and 128 GB internal memory.
The BlackBerry KEY2 features just a bit better battery life than Galaxy Note 4, because it has 3500mAh of battery capacity instead of 3220mAh. Samsung Galaxy Note 4 takes slightly better photos and videos than BlackBerry KEY2, because although it has a tinier camera aperture which is not so good for low light captures, and they both have the same 30 frames per second video frame rates and the same 3840x2160 video quality, the Samsung Galaxy Note 4 also counts with a camera with much more mega-pixels and a larger sensor capturing more light and vivid colors.
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