Samsung Galaxy S9 vs Samsung Galaxy A8+ (2018) vs Samsung Galaxy A8 (2018) comparison
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| 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 | 5.80-inch | 6.00-inch | 5.60-inch |
| Processor | Samsung Exynos 9810 | 1.6GHz octa-core | 1.6GHz octa-core |
| Front Camera | 8-megapixel | 16-megapixel | 16-megapixel |
| Rear Camera | 12-megapixel | 16-megapixel | 16-megapixel |
| RAM | 4GB | 6GB | 4GB |
| Storage | 64GB | 64GB | 32GB |
| Battery Capacity | 3000mAh | 3500mAh | 3000mAh |
| OS | Android 8.0 | Android 7.1.1 | Android 7.1.1 |
| Resolution | 1440x2960 pixels | 1080x2220 pixels | 1080x2220 pixels |
| general |
| Brand | Samsung | Samsung | Samsung |
| Model | Galaxy S9 | Galaxy A8+ (2018) | Galaxy A8 (2018) |
| Release date | March 1, 2018 | December 1, 2017 | December 1, 2017 |
| Launched in India | Yes | - | - |
| Form factor | Touchscreen | Touchscreen | Touchscreen |
| Dimensions (mm) | 147.70 x 68.70 x 8.50 | 159.90 x 75.70 x 8.30 | 149.20 x 70.60 x 8.40 |
| Weight (g) | 163.00 | 191.00 | 172.00 |
| Battery capacity (mAh) | 3000 | 3500 | 3000 |
| Removable battery | No | - | - |
| Fast charging | Quick Charge 2.0 | - | - |
| Wireless charging | Yes | - | - |
| Colours | Lilac Purple, Midnight Black, Coral Blue | Black, Orchid Grey, Gold, Blue | Black, Orchid Grey, Gold, Blue |
| display |
| Screen size (inches) | 5.80 | 6.00 | 5.60 |
| Touchscreen | Yes | Yes | Yes |
| Resolution | 1440x2960 pixels | 1080x2220 pixels | 1080x2220 pixels |
| Protection type | Gorilla Glass | - | - |
| Aspect ratio | 18.5:9 | - | - |
| Pixels per inch (PPI) | 568 | - | - |
| hardware |
| Processor | octa-core (4x2.7GHz + 4x1.7GHz) | 1.6GHz octa-core | 1.6GHz octa-core |
| Processor make | Samsung Exynos 9810 | - | - |
| RAM | 4GB | 6GB | 4GB |
| Internal storage | 64GB | 64GB | 32GB |
| Expandable storage | Yes | Yes | Yes |
| Expandable storage type | microSD | microSD | microSD |
| Expandable storage up to (GB) | 400 | 256 | 256 |
| camera |
| Rear camera | 12-megapixel (1.4-micron) | 16-megapixel | 16-megapixel |
| Rear autofocus | Phase detection autofocus | - | - |
| Rear flash | LED | LED | LED |
| Front camera | 8-megapixel (f/1.7, 1.22-micron) | 16-megapixel | 16-megapixel |
| Front autofocus | Yes | - | - |
| Front flash | No | - | - |
| software |
| Operating system | Android 8.0 | Android 7.1.1 | Android 7.1.1 |
| Skin | Experience 9.0 | - | - |
| connectivity |
| Wi-Fi | Yes | Yes | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | 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 OTG | Yes | - | - |
| USB Type-C | Yes | - | - |
| Headphones | 3.5mm | 3.5mm | 3.5mm |
| FM | No | - | - |
| Number of SIMs | 2 | - | - |
| Wi-Fi Direct | Yes | - | - |
| sim 1 |
| SIM Type | Nano-SIM | - | - |
| GSM/CDMA | GSM | - | - |
| 3G | Yes | - | - |
| 4G/ LTE | Yes | - | - |
| sim 2 |
| SIM Type | Nano-SIM | - | - |
| GSM/CDMA | GSM | - | - |
| 3G | Yes | - | - |
| 4G/ LTE | Yes | - | - |
| sensors |
| Face unlock | Yes | - | - |
| Fingerprint sensor | Yes | - | - |
| Compass/ Magnetometer | Yes | Yes | Yes |
| Proximity sensor | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes |
| Ambient light sensor | Yes | - | - |
| Gyroscope | Yes | Yes | Yes |
| Barometer | Yes | Yes | Yes |