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- Samsung Galaxy J7 Duo vs Samsung Galaxy J7 Prime 2 vs Samsung Galaxy J7 Max vs Samsung Galaxy J7 (2017)
Samsung Galaxy J7 Duo vs Samsung Galaxy J7 Prime 2 vs Samsung Galaxy J7 Max vs Samsung Galaxy J7 (2017) comparison
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| key specs | ||||
| Display | 5.50-inch | 5.50-inch | 5.70-inch | 5.50-inch |
| Processor | Samsung Exynos 7885 | Samsung Exynos 7 Octa 7870 | MediaTek Helio P20 | Samsung Exynos 7 Octa 7870 |
| Front Camera | 8-megapixel | 13-megapixel | 13-megapixel | 13-megapixel |
| Rear Camera | 13-megapixel + 5-megapixel | 13-megapixel | 13-megapixel | 13-megapixel |
| RAM | 4GB | 3GB | 4GB | 3GB |
| Storage | 32GB | 32GB | 32GB | 16GB |
| Battery Capacity | 3000mAh | 3300mAh | 3300mAh | 3600mAh |
| OS | Android Oreo | Android 7.0 | Android 7.0 | Android 7.0 |
| Resolution | 720x1280 pixels | 1080x1920 pixels | 1080x1920 pixels | 1080x1920 pixels |
| general | ||||
| Brand | Samsung | Samsung | Samsung | Samsung |
| Model | Galaxy J7 Duo | Galaxy J7 Prime 2 | Galaxy J7 Max | Galaxy J7 (2017) |
| Release date | March 1, 2018 | March 1, 2018 | June 1, 2017 | June 1, 2017 |
| Launched in India | Yes | Yes | Yes | - |
| Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Dimensions (mm) | 153.50 x 77.20 x 8.20 | 151.70 x 75.00 x 8.00 | 156.70 x 78.80 x 8.10 | 146.30 x 71.30 x 7.90 |
| Weight (g) | 174.00 | 170.00 | 179.00 | - |
| Battery capacity (mAh) | 3000 | 3300 | 3300 | 3600 |
| Colours | Black and Gold | Black | Black, Gold | Black, Gold |
| Removable battery | - | - | No | Yes |
| display | ||||
| Screen size (inches) | 5.50 | 5.50 | 5.70 | 5.50 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 720x1280 pixels | 1080x1920 pixels | 1080x1920 pixels | 1080x1920 pixels |
| Aspect ratio | 16:9 | 16:9 | 16:9 | 16:9 |
| Pixels per inch (PPI) | 267 | 401 | 386 | - |
| hardware | ||||
| Processor | octa-core (2x2.2GHz + 6x1.6GHz) | 1.6GHz octa-core | 1.69GHz octa-core | 1.6GHz octa-core |
| Processor make | Samsung Exynos 7885 | Samsung Exynos 7 Octa 7870 | MediaTek Helio P20 (MT6757) | Samsung Exynos 7 Octa 7870 |
| RAM | 4GB | 3GB | 4GB | 3GB |
| Internal storage | 32GB | 32GB | 32GB | 16GB |
| Expandable storage | Yes | Yes | Yes | Yes |
| Expandable storage type | microSD | microSD | microSD | microSD |
| Expandable storage up to (GB) | 256 | 256 | 256 | 256 |
| camera | ||||
| Rear camera | 13-megapixel (f/1.9) + 5-megapixel (f/1.9) | 13-megapixel (f/1.9) | 13-megapixel (f/1.7) | 13-megapixel (f/1.7) |
| Rear autofocus | Yes | Yes | Yes | - |
| Rear flash | LED | LED | LED | LED |
| Front camera | 8-megapixel (f/1.9) | 13-megapixel (f/1.9) | 13-megapixel (f/1.9) | 13-megapixel (f/1.9) |
| Front flash | LED | - | LED | LED |
| software | ||||
| Operating system | Android Oreo | Android 7.0 | Android 7.0 | Android 7.0 |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 b/g/n | - | 802.11 b/g/n |
| GPS | Yes | Yes | Yes | Yes |
| Bluetooth | Yes, v 5.00 | Yes, v 4.10 | Yes | Yes, v 4.10 |
| NFC | No | - | No | No |
| FM | Yes | Yes | Yes | Yes |
| Number of SIMs | 2 | 2 | 2 | 2 |
| Micro-USB | - | Yes | Yes | Yes |
| Headphones | - | 3.5mm | 3.5mm | - |
| Infrared | - | - | No | No |
| USB OTG | - | - | Yes | No |
| Wi-Fi Direct | - | - | No | No |
| Mobile High-Definition Link (MHL) | - | - | No | No |
| sensors | ||||
| Fingerprint sensor | Yes | Yes | Yes | - |
| Compass/ Magnetometer | No | - | Yes | No |
| Proximity sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | No |
| Ambient light sensor | - | - | Yes | No |
| Gyroscope | - | - | Yes | No |
| Barometer | - | - | No | No |
| Temperature sensor | - | - | No | No |
| sim 1 | ||||
| SIM Type | - | Nano-SIM | Nano-SIM | - |
| GSM/CDMA | - | GSM | GSM | GSM |
| 3G | - | Yes | Yes | No |
| 4G/ LTE | - | Yes | Yes | Yes |
| sim 2 | ||||
| SIM Type | - | - | Nano-SIM | - |
| GSM/CDMA | - | - | GSM | GSM |
| 3G | - | - | Yes | No |
| 4G/ LTE | - | - | Yes | Yes |
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