Phone Comparison - Samsung Galaxy Alpha vs Samsung Galaxy J3 vs Samsung Galaxy J2 Prime
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | August 2014 | November 2015 | November 2016 |
| Status | Available - September 2014 | Available - December 2015 | Available - November 2016 |
| Price | - | Rs. 8,999 ($132.34) [Similarly Priced] | Rs. 8,490 ($140.15) [Similarly Priced] |
| Colors | Black, white, gold, silver, blue | White, Black, Gold | Black, Gold |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
132.4 x 65.5 x 6.7 mm (5.21 x 2.58 x 0.26 in) |
142.3 x 71 x 7.9 mm (5.6 x 2.8 x 0.31 in) |
144.8 x 72.1 x 8.9 mm (5.7 x 2.84 x 0.35 in) |
| Weight | 115 g (4.06 oz) | 138 g (4.87 oz) | 160 g (5.64 oz) |
| SIM Type | - | - | Single SIM (Micro-SIM), Dual SIM (Micro-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 - EMEA | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - EMEA | LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
| Notification LED | - | - | No |
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| OS | Android OS, v4.4.4 (KitKat) | Android OS, v5.1.1 (Lollipop) | Android OS, v6.0 (Marshmallow) |
| Processor | Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 | Quad-core 1.2 GHz | Quad-core 1.4 GHz Cortex-A53, Mediatek MT6737T |
| GPU | Mali-T628 MP6 | - | Mali-T720MP2 |
| RAM | 2 GB | 1.5 GB | 1.5 GB |
| Internal Memory | 32 GB | 8 GB | 8 GB |
| External Memory | No | microSD, up to 128 GB | microSD, up to 256 GB (dedicated slot) |
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| Type | Super AMOLED capacitive touchscreen | Super AMOLED capacitive touchscreen | Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.7 inches | 5.0 inches | 5.0 inches |
| Resolution | 720 x 1280 pixels (320 ppi) | 720 x 1280 pixels (294 ppi) | 540 x 960 pixels (220 ppi) |
| Screen-to-Body Ratio | 66.95% | 68.09% | 66.19% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | FM radio with RDS; recording | FM radio, RDS, recording |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 12 MP, 4128 x 3096 pixels | 8 MP, 3264 x 2448 pixels | 8 MP |
| Flash | LED flash | LED flash | LED Flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR | Auto focus, Geo-tagging, Touch Focus, Face Detection | Autofocus, Geo-tagging, Touch Focus, Face Detection |
| Video | 2160p@30fps | 1080p@30fps | 720p@30fps |
| Front Camera | 2.1 MP [Similar] | 5 MP [Similar] | 5 MP, LED flash [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | v4.0, A2DP, EDR, LE | v4.1, A2DP | v4.2, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | microUSB v2.0 | microUSB v2.0, USB On-The-Go | microUSB v2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS |
| Browser | HTML5 | HTML5 | HTML |
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| Internal | 32 GB, 2 GB RAM | 8 GB, 1.5 GB RAM | 8 GB, 1.5 GB RAM |
| Expandable Storage | No | microSD, up to 128 GB | microSD, up to 256 GB (dedicated slot) |
| USB OTG | - | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Li-Ion Battery | Li-Ion Battery | Removable Li-Ion Battery |
| Capacity | 1860 mAh | 2600 mAh | 2600 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
