Phone Comparison - Samsung Galaxy A8 (2018) vs Samsung Galaxy J3 (2018) vs Samsung Galaxy J7 (2018)
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | December 2017 | June 2018 | June 2018 |
| Status | Coming Soon - January 2018 | Coming Soon - July 2018 | Coming Soon - July 2018 |
| Price | Rs. 37,750 ($589.00) [Similarly Priced] | Rs. 10,999 ($175.00) [Similarly Priced] | Rs. 14,999 ($225.00) [Similarly Priced] |
| Colors | Black, orchid grey, gold, blue | Black | Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
149.2 x 70.6 x 8.4 mm (5.87 x 2.78 x 0.33 in) |
- | - |
| Weight | 172 g (6.07 oz) | - | - |
| SIM Type | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE | LTE | LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
| Build Features | - Fingerprint Sensor - Samsung Pay - IP68 certified - dust/water proof over 1.5 meter and 30 minutes |
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| Notification LED | Yes | No | No |
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| OS | Android 7.1.1 (Nougat) | Android 8.0 (Oreo) | Android 8.0 (Oreo) |
| User Interface | - | Samsung Experience | Samsung Experience |
| Processor | Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa | 1.4 GHz Quad-core, Exynos 7570 | 1.4 GHz Quad-core, Exynos 7570 |
| GPU | Mali-G71 | Mali-T720 MP1 | Mali-T720 MP1 |
| RAM | 4 GB | 2 GB | 2/3 GB |
| Internal Memory | 32/64 GB | 16 GB | 16/32 GB |
| External Memory | microSD, up to 256 GB (dedicated slot) | microSD, up to 256 GB | microSD, up to 256 GB |
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| Type | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass (unspecified Version) | IPS LCD Capacitive Touchscreen | Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.6 inches | 5.0 inches | 5.5 inches |
| Resolution | 1080 x 2220 (441 ppi) | 720 x 1280 pixels (294 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 75.51% | - | - |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16 MP | 8 MP | 13 MP, 3264 x 2448 pixels |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | Phase Detection Autofocus, f/1.7, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | Autofocus, f/1.9, Geo-tagging, Touch Focus, Face Detection, HDR | Autofocus, f/1.7, Geo-tagging, Touch Focus, Face Detection, HDR |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | Dual 16 MP + 8 MP, f/1.9, 1080p [Similar] | 5 MP, f/2.2 [Similar] | 13 MP, f/1.9 [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat11 600/75 Mbps, VoLTE | HSPA, LTE | HSPA, 4G, LTE, VoLTE |
| Bluetooth | 5.0, A2DP, EDR, LE | 4.2, A2DP, LE | Yes |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | Yes |
| USB | 2.0, Type-C 1.0 reversible connector | microUSB 2.0 | microUSB 2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS | Yes, with A-GPS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 32/64 GB, 4 GB RAM | 16 GB, 2 GB RAM | 16/32 GB, 2/3 GB RAM |
| Expandable Storage | microSD, up to 256 GB (dedicated slot) | microSD, up to 256 GB | microSD, up to 256 GB |
| USB OTG | Not Supported | Not Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Light Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| Barometer Sensor | |
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| NFC | |
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| Type | Non-removable Li-Ion Battery | Li-Ion battery | Li-Ion battery |
| Capacity | 3000 mAh | 2500 mAh | 3000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
