| ratings |
| Overall NDTV Rating | Read Review | Read Review | Read Review |
| Design Rating | | | |
| Display Rating | | | |
| Software Rating | | | |
| Performance Rating | | | |
| Battery Life Rating | | | |
| Camera Rating | | | |
| Value for Money Rating | | | |
| key specs |
| Display | 6.10-inch | 5.60-inch | 6.30-inch |
| Processor | Samsung Exynos 9820 | Qualcomm Snapdragon 670 | Samsung Exynos 8895 |
| Front Camera | 10-megapixel | 8-megapixel | 8-megapixel |
| Rear Camera | 12-megapixel + 12-megapixel + 16-megapixel | 12.2-megapixel | 12-megapixel + 12-megapixel |
| RAM | 8GB | 4GB | 6GB |
| Storage | 128GB | 64GB | 64GB |
| Battery Capacity | 3400mAh | 3000mAh | 3300mAh |
| OS | Android 9.0 | Android 9 Pie | Android 7.1.1 |
| Resolution | - | 1080x2220 pixels | 1440x2960 pixels |
| general |
| Brand | Samsung | Google | Samsung |
| Model | Galaxy S10 | Pixel 3a | Galaxy Note 8 |
| Release date | February 1, 2019 | May 1, 2019 | August 1, 2017 |
| Form factor | Touchscreen | - | Touchscreen |
| Dimensions (mm) | 149.90 x 70.40 x 7.80 | 151.30 x 70.10 x 8.20 | 162.50 x 74.80 x 8.60 |
| Weight (g) | 157.00 | 147.00 | 195.00 |
| IP rating | IP68 | - | - |
| Battery capacity (mAh) | 3400 | 3000 | 3300 |
| Removable battery | No | - | No |
| Fast charging | Proprietary | Proprietary | Quick Charge 2.0 |
| Wireless charging | Yes | - | - |
| Colours | Prism Black, Prism Blue, Prism Green, Prism White | - | Midnight Black, Orchid Gray |
| Launched in India | - | Yes | Yes |
| Body type | - | Polycarbonate | - |
| SAR value | - | - | 0.22 |
| display |
| Screen size (inches) | 6.10 | 5.60 | 6.30 |
| Touchscreen | Yes | Yes | Yes |
| Aspect ratio | 19:9 | 18.5:9 | 18.5:9 |
| Resolution | - | 1080x2220 pixels | 1440x2960 pixels |
| Pixels per inch (PPI) | - | 441 | - |
| Protection type | - | - | Gorilla Glass |
| hardware |
| Processor | 1.9GHz octa-core | 1.7GHz octa-core (2x2GHz + 6x1.7GHz) | octa-core (4x2.3GHz + 4x1.7GHz) |
| Processor make | Samsung Exynos 9820 | Qualcomm Snapdragon 670 | Samsung Exynos 8895 |
| RAM | 8GB | 4GB | 6GB |
| Internal storage | 128GB | 64GB | 64GB |
| Expandable storage | Yes | No | Yes |
| Expandable storage type | microSD | - | microSD |
| Expandable storage up to (GB) | 512 | - | 256 |
| camera |
| Rear camera | 12-megapixel (f/1.5) + 12-megapixel (f/2.4) + 16-megapixel (f/2.2) | 12.2-megapixel (f/1.8, 1.4-micron) | 12-megapixel (f/1.7, 1.4-micron) + 12-megapixel (f/2.4, 1.0-micron) |
| Rear autofocus | Phase detection autofocus | Phase detection autofocus | Phase detection autofocus |
| Front camera | 10-megapixel (f/1.9) | 8-megapixel (f/2.0, 1.12-micron) | 8-megapixel (f/1.7, 1.22-micron) |
| Front autofocus | Yes | - | Yes |
| Rear flash | - | Yes | LED |
| software |
| Operating system | Android 9.0 | Android 9 Pie | Android 7.1.1 |
| Skin | One UI | - | Samsung Experience 8.5 |
| connectivity |
| Wi-Fi | 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 |
| GPS | Yes | Yes | Yes |
| Bluetooth | Yes, v 5.00 | Yes, v 5.00 | Yes, v 5.00 |
| NFC | Yes | Yes | Yes |
| USB Type-C | Yes | Yes | Yes |
| Headphones | 3.5mm | 3.5mm | Yes |
| Number of SIMs | 2 | 1 | 2 |
| Active 4G on both SIM cards | Yes | Yes | - |
| Infrared | - | - | No |
| USB OTG | - | - | Yes |
| FM | - | - | No |
| Wi-Fi Direct | - | - | No |
| Mobile High-Definition Link (MHL) | - | - | No |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | - | GSM |
| 3G | Yes | Yes | Yes |
| 4G/ LTE | 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 | No | - |
| Fingerprint sensor | Yes | Yes | Yes |
| Compass/ Magnetometer | Yes | Yes | Yes |
| Proximity sensor | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | Yes |
| Gyroscope | Yes | Yes | Yes |
| Barometer | Yes | Yes | Yes |
| Temperature sensor | - | - | No |