Phone Comparison - Samsung Galaxy A3 (2017) vs Samsung Galaxy J3 (2018) vs Samsung Galaxy J2 Core (2020)
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | January 2017 | June 2018 | April 2020 |
| Status | Coming Soon - January 2017 | Coming Soon - July 2018 | Available - April 2020 |
| Price | Rs. 19,990 ($299.00) [Similarly Priced] | Rs. 10,999 ($175.00) [Similarly Priced] | Rs. 6,299 ($0.00) [Similarly Priced] |
| Colors | Various | Black | Black, Gold, Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
135.4 x 66.2 x 7.9 mm (5.33 x 2.61 x 0.31 in) |
- |
143.4 x 72.1 x 8.9 mm (5.65 x 2.84 x 0.35 in) |
| Weight | - | - | 154 g (5.43 oz) |
| SIM Type | Dual-SIM | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Micro-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) | LTE | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 40(2300), 41(2500), 66(1700/2100) |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | |
| Notification LED | Yes | No | - |
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| OS | Android OS, v6.0.1 (Marshmallow) | Android 8.0 (Oreo) | Android 8.1 Oreo (Go edition) |
| User Interface | - | Samsung Experience | - |
| Processor | Octa-core 1.6 GHz Cortex-A53, Exynos 7870 | 1.4 GHz Quad-core, Exynos 7570 | Quad-core 1.4 GHz Cortex-A53, Exynos 7570 Quad (14 nm) |
| GPU | Mali-T830 MP2 | Mali-T720 MP1 | Mali-T720 |
| RAM | 2 GB | 2 GB | 1 GB |
| Internal Memory | 16 GB | 16 GB | 16 GB |
| External Memory | microSD, up to 256 GB | microSD, up to 256 GB | microSDXC (dedicated slot) |
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| Type | Super AMOLED capacitive touchscreen | IPS LCD Capacitive Touchscreen | PLS TFT Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 5.0 inches | 5.0 inches |
| Resolution | 720 x 1280 pixels (312 ppi) | 720 x 1280 pixels (294 ppi) | 540 x 960 pixels (220 ppi) |
| Screen-to-Body Ratio | 68.14% | - | 66.83% |
| 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 | 13 MP, 4128 x 3096 pixels | 8 MP | 8 MP |
| Flash | LED flash | LED Flash | LED Flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama | Autofocus, f/1.9, Geo-tagging, Touch Focus, Face Detection, HDR | 8 MP, f/2.2, AF HDR, Panorama |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 8 MP [Similar] | 5 MP, f/2.2 [Similar] | 5 MP, f/2.2, 1.12µm [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | v4.2, A2DP, EDR, LE, ANT+ | 4.2, A2DP, LE | 4.2, A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | Type-C 1.0 reversible connector, Fast Charging | microUSB 2.0 | microUSB 2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS/ BDS (market dependant) | Yes, with A-GPS | Yes, with A-GPS, GLONASS, BDS |
| Browser | HTML5 | HTML5 | Yes |
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| Internal | 16 GB, 2 GB RAM | 16 GB, 2 GB RAM | 16 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 256 GB | microSD, up to 256 GB | microSDXC (dedicated slot) |
| USB OTG | 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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| Magnetic-Field Sensor (Compass) | |
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| NFC | |
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| Type | Non-removable Li-Ion Battery | Li-Ion battery | Removable Li-Ion Battery |
| Capacity | 2350 mAh | 2500 mAh | 2600 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
