| ratings |
| Overall NDTV Rating | Read Review | - | Read Review | - |
| Design Rating | | - | | - |
| Display Rating | | - | | - |
| Software Rating | | - | | - |
| Performance Rating | | - | | - |
| Battery Life Rating | | - | | - |
| Camera Rating | | - | | - |
| Value for Money Rating | | - | | - |
| key specs |
| Display | 6.40-inch | 6.00-inch | 6.20-inch | 5.50-inch |
| Processor | Samsung Exynos 9820 | Qualcomm Snapdragon 845 | Samsung Exynos 8895 | Qualcomm Snapdragon 615 |
| Front Camera | 10-megapixel + 8-megapixel | 8-megapixel | 8-megapixel | 5-megapixel |
| Rear Camera | 12-megapixel + 12-megapixel + 16-megapixel | 12-Ultrapixel | 12-megapixel | 13-megapixel |
| RAM | 8GB | 6GB | 4GB | 3GB |
| Storage | 128GB | 64GB | 64GB | 32GB |
| Battery Capacity | 4100mAh | 3500mAh | 3500mAh | 3060mAh |
| OS | Android 9.0 | Android 8.0 | Android 7.0 | Silent OS 1.1 |
| Resolution | - | 1440x2880 pixels | 1440x2960 pixels | 1080x1920 pixels |
| general |
| Brand | Samsung | HTC | Samsung | Silent Circle |
| Model | Galaxy S10+ | U12+ | Galaxy S8+ | Blackphone 2 |
| Release date | February 1, 2019 | May 1, 2018 | March 1, 2017 | March 1, 2015 |
| Form factor | Touchscreen | Touchscreen | Touchscreen | - |
| Dimensions (mm) | 157.60 x 74.10 x 7.80 | 156.60 x 73.90 x 9.70 | 159.50 x 73.40 x 8.10 | 152.40 x 76.40 x 7.90 |
| Weight (g) | 175.00 | 188.00 | 173.00 | 165.00 |
| Battery capacity (mAh) | 4100 | 3500 | 3500 | 3060 |
| Removable battery | No | No | No | No |
| Fast charging | Proprietary | - | - | - |
| Wireless charging | Yes | - | - | - |
| Colours | Ceramic Black, Ceramic White, Prism Black, Prism Blue, Prism Green, Prism White, | Ceramic Black, Flame Red, Translucent Blue | Midnight Black, Orchid Gray, Arctic Silver, Coral Blue, Maple Gold | Black |
| SAR value | 0.35 | - | - | - |
| display |
| Screen size (inches) | 6.40 | 6.00 | 6.20 | 5.50 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Aspect ratio | 19:9 | - | - | - |
| Resolution | - | 1440x2880 pixels | 1440x2960 pixels | 1080x1920 pixels |
| Pixels per inch (PPI) | - | 537 | 529 | - |
| hardware |
| Processor | 1.9GHz octa-core | 2.8GHz octa-core | 1.9GHz octa-core | 1.7GHz octa-core |
| Processor make | Samsung Exynos 9820 | Qualcomm Snapdragon 845 | Samsung Exynos 8895 | Qualcomm Snapdragon 615 |
| RAM | 8GB | 6GB | 4GB | 3GB |
| Internal storage | 128GB | 64GB | 64GB | 32GB |
| Expandable storage | Yes | Yes | Yes | Yes |
| Expandable storage type | microSD | microSD | - | microSD |
| Expandable storage up to (GB) | 512 | 2000 | 256 | 128 |
| camera |
| Rear camera | 12-megapixel (f/1.5) + 12-megapixel (f/2.4) + 16-megapixel (f/2.2) | 12-Ultrapixel | 12-megapixel | 13-megapixel |
| Rear autofocus | Phase detection autofocus | - | - | - |
| Front camera | 10-megapixel (f/1.9) + 8-megapixel (f/2.2) | 8-megapixel | 8-megapixel | 5-megapixel |
| Front autofocus | Yes | - | - | - |
| Rear flash | - | Dual LED | Dual LED | Dual LED |
| Front flash | - | No | - | - |
| software |
| Operating system | Android 9.0 | Android 8.0 | Android 7.0 | Silent OS 1.1 |
| Skin | One UI | HTC Sense | - | - |
| connectivity |
| Wi-Fi | Yes | Yes | Yes | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac/ax | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | 802.11 b/g/n |
| GPS | Yes | Yes | Yes | Yes |
| Bluetooth | Yes, v 5.00 | Yes, v 5.00 | Yes | Yes |
| NFC | Yes | Yes | Yes | No |
| USB Type-C | Yes | - | - | - |
| Headphones | 3.5mm | - | 3.5mm | 3.5mm |
| Number of SIMs | 2 | 2 | 1 | 1 |
| Active 4G on both SIM cards | Yes | - | - | - |
| Wi-Fi Direct | - | Yes | No | No |
| Infrared | - | - | No | No |
| USB OTG | - | - | Yes | No |
| FM | - | - | No | Yes |
| Mobile High-Definition Link (MHL) | - | - | No | No |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM | - | Regular |
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | Yes | Yes | Yes | Yes |
| 4G/ LTE | Yes | Yes | Yes | Yes |
| sim 2 |
| SIM Type | Nano-SIM | Nano-SIM | - | - |
| GSM/CDMA | GSM | GSM | - | - |
| 3G | Yes | Yes | - | - |
| 4G/ LTE | Yes | Yes | - | - |
| sensors |
| Face unlock | Yes | - | - | - |
| Fingerprint sensor | Yes | - | - | - |
| Compass/ Magnetometer | Yes | Yes | Yes | Yes |
| Proximity sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | Yes | No |
| Gyroscope | Yes | Yes | Yes | No |
| Barometer | Yes | No | Yes | No |
| Temperature sensor | - | No | No | No |