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- Samsung Galaxy A40 vs Samsung Galaxy A30 vs Samsung Galaxy A50 vs Samsung Galaxy J7 Pro
Samsung Galaxy A40 vs Samsung Galaxy A30 vs Samsung Galaxy A50 vs Samsung Galaxy J7 Pro comparison
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| key specs | ||||
| Display | 5.90-inch | 6.40-inch | 6.40-inch | 5.50-inch |
| Processor | Samsung Exynos 7885 | - | - | Samsung Exynos 7 Octa 7870 |
| Front Camera | 25-megapixel | 16-megapixel | 25-megapixel | 13-megapixel |
| Rear Camera | 16-megapixel | 16-megapixel + 5-megapixel | 25-megapixel + 5-megapixel + 8-megapixel | 13-megapixel |
| RAM | 4GB | 4GB | 4GB | 3GB |
| Storage | 64GB | 64GB | 64GB | 64GB |
| Battery Capacity | 3100mAh | 4000mAh | 4000mAh | 3600mAh |
| OS | Android 9.0 Pie | Android Pie | Android Pie | Android 7.0 |
| Resolution | 1080x2280 pixels | 1080x2340 pixels | 1080x2340 pixels | 1080x1920 pixels |
| general | ||||
| Brand | Samsung | Samsung | Samsung | Samsung |
| Model | Galaxy A40 | Galaxy A30 | Galaxy A50 | Galaxy J7 Pro |
| Release date | March 1, 2019 | February 1, 2019 | February 1, 2019 | June 1, 2017 |
| Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Dimensions (mm) | 144.30 x 69.10 x 7.90 | 158.50 x 74.70 x 7.70 | 158.50 x 74.70 x 7.70 | 152.40 x 74.70 x 7.90 |
| Battery capacity (mAh) | 3100 | 4000 | 4000 | 3600 |
| Colours | Blue, Black, Orange, White | Red, Blue, Black | Black, White, Blue | Black, Gold |
| Launched in India | - | Yes | Yes | Yes |
| Fast charging | - | Proprietary | Proprietary | - |
| Removable battery | - | - | No | No |
| Wireless charging | - | - | No | - |
| display | ||||
| Screen size (inches) | 5.90 | 6.40 | 6.40 | 5.50 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 1080x2280 pixels | 1080x2340 pixels | 1080x2340 pixels | 1080x1920 pixels |
| Aspect ratio | 19:9 | - | - | 16:9 |
| Pixels per inch (PPI) | - | - | - | 401 |
| hardware | ||||
| Processor | 1.8GHz octa-core | - | - | 1.6GHz octa-core |
| Processor make | Samsung Exynos 7885 | Samsung Exynos 7904 | Samsung Exynos 9610 | Samsung Exynos 7 Octa 7870 |
| RAM | 4GB | 4GB | 4GB | 3GB |
| Internal storage | 64GB | 64GB | 64GB | 64GB |
| Expandable storage | Yes | Yes | Yes | Yes |
| Expandable storage type | microSD | microSD | microSD | microSD |
| Expandable storage up to (GB) | - | 512 | 512 | 128 |
| Dedicated microSD slot | - | Yes | Yes | - |
| camera | ||||
| Rear camera | 16-megapixel (f/2.0) | 16-megapixel (f/1.7) + 5-megapixel (f/2.2) | 25-megapixel (f/1.7) + 5-megapixel (f/2.2) + 8-megapixel (f/2.2) | 13-megapixel (f/1.7) |
| Rear autofocus | Yes | Yes | Yes | Yes |
| Rear flash | Yes | Yes | LED | LED |
| Front camera | 25-megapixel | 16-megapixel (f/2.0) | 25-megapixel (f/2.0) | 13-megapixel (f/1.9) |
| Front flash | - | - | No | LED |
| software | ||||
| Operating system | Android 9.0 Pie | Android Pie | Android Pie | Android 7.0 |
| Skin | One UI | One UI | One UI | - |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | Yes |
| GPS | Yes | Yes | Yes | Yes |
| Bluetooth | Yes, v 4.20 | Yes | Yes, v 5.00 | Yes, v 4.10 |
| NFC | Yes | - | - | Yes |
| USB Type-C | Yes | Yes | Yes | - |
| Headphones | 3.5mm | 3.5mm | 3.5mm | 3.5mm |
| Number of SIMs | 2 | 2 | 2 | 2 |
| Wi-Fi standards supported | - | - | - | 802.11 b/g/n |
| Infrared | - | - | - | No |
| USB OTG | - | - | - | Yes |
| Micro-USB | - | - | - | Yes |
| FM | - | - | - | Yes |
| Wi-Fi Direct | - | - | - | No |
| Mobile High-Definition Link (MHL) | - | - | - | No |
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | Yes | Yes | Yes | No |
| 4G/ LTE | Yes | Yes | Yes | Yes |
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | - |
| GSM/CDMA | GSM | GSM | GSM | - |
| 3G | Yes | Yes | Yes | No |
| 4G/ LTE | Yes | Yes | Yes | Yes |
| sensors | ||||
| Face unlock | Yes | - | - | - |
| Fingerprint sensor | Yes | Yes | Yes | Yes |
| Compass/ Magnetometer | Yes | - | - | Yes |
| Proximity sensor | Yes | Yes | - | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Ambient light sensor | Yes | - | Yes | Yes |
| Gyroscope | Yes | - | Yes | Yes |
| Barometer | - | - | - | No |
| Temperature sensor | - | - | - | No |
| 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 | - | - | ||
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