Phone Comparison - Samsung Galaxy Ace 2 vs Samsung Galaxy J3 vs Samsung Galaxy J7 Prime
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | February 2012 | November 2015 | August 2016 |
| Status | Available - May 2012 | Available - December 2015 | Available - September 2016 |
| Price | - | Rs. 8,999 ($132.34) [Similarly Priced] | Rs. 18,790 ($276.32) [Similarly Priced] |
| Colors | Black | White, Black, Gold | Gold, Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
118.3 x 62.2 x 10.5 mm (4.66 x 2.45 x 0.41 in) |
142.3 x 71 x 7.9 mm (5.6 x 2.8 x 0.31 in) |
151.7 x 75 x 8 mm (5.97 x 2.95 x 0.31 in) |
| Weight | 122 g (4.3 oz) | 138 g (4.87 oz) | 167 g (5.89 oz) |
| SIM Type | - | - | Dual-SIM |
| 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 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 - EMEA | HSDPA 850 / 900 / 1900 / 2100 - J710F, J710H HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - J710M |
| 4G Network | - | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - EMEA | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300) - J710F |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - | - | - Fingerprint Sensor - Metal Build - 2.5D Curved Glass |
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| OS | Android OS, v2.3 | Android OS, v5.1.1 (Lollipop) | Android OS, v6.0.1 (Marshmallow) |
| Processor | Dual-core 800 MHz, NovaThor U8500 | Quad-core 1.2 GHz | Octa-core 1.6 GHz, Exynos 7870 |
| GPU | Mali-400MP | - | Mali-T830 MP2 |
| RAM | 768 MB | 1.5 GB | 3 GB |
| Internal Memory | 4 GB storage | 8 GB | 16/32 GB |
| External Memory | microSD, up to 32GB | microSD, up to 128 GB | microSD, up to 128 GB |
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| Type | PLS TFT capacitive touchscreen | Super AMOLED capacitive touchscreen | TFT capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 3.8 inches | 5.0 inches | 5.5 inches |
| Resolution | 480 x 800 pixels (246 ppi) | 720 x 1280 pixels (294 ppi) | 1080 x 1920 pixels (401 ppi) |
| Screen-to-Body Ratio | 55.64% | 68.09% | 73.12% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio with RDS; recording | FM radio, RDS, recording |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592x1944 pixels | 8 MP, 3264 x 2448 pixels | 13 MP |
| Flash | LED flash | LED flash | LED Flash |
| Features | Auto focus, Geo-tagging, Face And Smile Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection | Autofocus, f/1.9, 28mm, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR |
| Video | Yes, 720p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | 5 MP [Similar] | 8 MP, f/1.9 [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 14.4 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps | HSPA, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v3.0 with A2DP | v4.1, A2DP | v4.1, A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi Direct, 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 | Yes, v2.0 microUSB | microUSB v2.0, USB On-The-Go | microUSB v2.0, USB OTG |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML | HTML5 | HTML5 |
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| Internal | 4 GB storage, 768 MB RAM | 8 GB, 1.5 GB RAM | 16/32 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 32GB | microSD, up to 128 GB | microSD, up to 128 GB |
| 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 | Standard battery, Li-Ion | Li-Ion Battery | Non-removable Li-Ion Battery |
| Capacity | 1500 mAh | 2600 mAh | 3300 mAh |
| Stand by | Up to 670 h (2G) Up to 640 h (3G) |
- | - |
| Talk Time | Up to 16 h 20 min (2G) Up to 7 h 30 min (3G) |
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Rs. 18,790 
Rs. 18,700 
Rs. 18,790 
