Samsung Galaxy Z Flip 4 vs BlackBerry KEY2 comparison
        
        
            
                
                    
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                    | ratings | 
| Overall NDTV Rating | Read Review | - | 
| Design Rating |  | - | 
| Display Rating |  | - | 
| Software Rating |  | - | 
| Performance Rating |  | - | 
| Battery Life Rating |  | - | 
| Camera Rating |  | - | 
| Value for Money Rating |  | - | 
| key specs | 
| Display (Primary) | 6.70-inch | - | 
| Processor | Qualcomm Snapdragon 8+ Gen 1 | Qualcomm Snapdragon 660 | 
| Front Camera | 10-megapixel | 8-megapixel | 
| Rear Camera | 12-megapixel + 12-megapixel | 12-megapixel | 
| RAM | 8GB | 4GB | 
| Storage | 128GB, 256GB, 512GB | 64GB | 
| Battery Capacity | 3700mAh | 3500mAh | 
| OS | Android 12 | Android 8.1 | 
| Resolution | 1080x2640 pixels | 1080x1620 pixels | 
| Display | - | 4.50-inch | 
| general | 
| Brand | Samsung | BlackBerry | 
| Model | Galaxy Z Flip 4 | KEY2 | 
| Release date | July 10, 2022 | June 1, 2018 | 
| Launched in India | No | - | 
| Form factor | Foldable | Touchscreen | 
| Dimensions (mm) | 71.90 x 165.20 x 6.90 | 151.40 x 71.80 x 8.50 | 
| Weight (g) | 187.00 | 168.00 | 
| Battery capacity (mAh) | 3700 | 3500 | 
| Fast charging | Proprietary | - | 
| Wireless charging | Yes | - | 
| Colours | Blue, Bora Purple, Graphite, Pink Gold | Black, Grey | 
| display | 
| Resolution Standard | FHD+ | - | 
| Screen size (inches) | 6.70 | 4.50 | 
| Touchscreen | Yes | Yes | 
| Resolution | 1080x2640 pixels | 1080x1620 pixels | 
| Protection type | Gorilla Glass | - | 
| Aspect ratio | 20:9 | - | 
| Pixels per inch (PPI) | - | 434 | 
| second display | 
| Screen size (inches) | 1.90 | - | 
| Resolution | 260x512 pixels | - | 
| Protection type | Gorilla Glass | - | 
| hardware | 
| Processor | octa-core | 2.2GHz octa-core | 
| Processor make | Qualcomm Snapdragon 8+ Gen 1 | Qualcomm Snapdragon 660 | 
| RAM | 8GB | 4GB | 
| Internal storage | 128GB, 256GB, 512GB | 64GB | 
| Expandable storage | - | Yes | 
| Expandable storage type | - | microSD | 
| Expandable storage up to (GB) | - | 256 | 
| camera | 
| Rear camera | 12-megapixel + 12-megapixel | 12-megapixel | 
| No. of Rear Cameras | 2 | - | 
| Front camera | 10-megapixel | 8-megapixel | 
| No. of Front Cameras | 1 | - | 
| Rear flash | - | LED | 
| software | 
| Operating system | Android 12 | Android 8.1 | 
| Skin | OneUI 4.1.1 | - | 
| connectivity | 
| Wi-Fi | Yes | Yes | 
| Wi-Fi standards supported | 802.11 a/b/g/n/ac/ax | 802.11 a/b/g/n/ac | 
| Bluetooth | Yes, v 5.20 | Yes | 
| USB Type-C | Yes | - | 
| Number of SIMs | 2 | 2 | 
| Active 4G on both SIM cards | Yes | - | 
| GPS | - | Yes | 
| NFC | - | Yes | 
| Headphones | - | 3.5mm | 
| FM | - | Yes | 
| sim 1 | 
| SIM Type | Nano-SIM | Nano-SIM | 
| GSM/CDMA | - | GSM | 
| 3G | - | Yes | 
| 4G/ LTE | - | Yes | 
| sim 2 | 
| SIM Type | eSIM | Nano-SIM | 
| GSM/CDMA | - | GSM | 
| 3G | - | Yes | 
| 4G/ LTE | - | Yes | 
| sensors | 
| Fingerprint sensor | Yes | - | 
| Accelerometer | Yes | Yes | 
| Ambient light sensor | Yes | Yes | 
| Gyroscope | Yes | Yes | 
| Barometer | Yes | - | 
| Compass/ Magnetometer | - | Yes | 
| Proximity sensor | - | Yes |