Phone Comparison - Samsung Galaxy Ace 2 vs Samsung Galaxy E7 vs Samsung Galaxy J7
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | February 2012 | January 2015 | June 2015 |
| Status | Available - May 2012 | Available - Feburary 2015 | Available - June 2015 |
| Price | - | Rs. 17,400 ($255.88) [Similarly Priced] | Rs. 13,400 ($197.06) [Similarly Priced] |
| Colors | Black | Black, White, Blue | White, 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) |
151.4 x 77.2 x 7.3 mm (5.96 x 3.04 x 0.29 in) |
152.4 x 78.6 x 7.5 mm (6 x 3.09 x 0.3 in) |
| Weight | 122 g (4.3 oz) | 141 g (4.97 oz) | 171 g (6.03 oz) |
| 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 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 900 / 2100 |
| 4G Network | - | - | LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v2.3 | Android OS, v4.4.4 (KitKat) | Android OS, v5.1 (Lollipop) |
| Processor | Dual-core 800 MHz, NovaThor U8500 | Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 | Octa-core 1.2 GHz, Exynos 7580 |
| GPU | Mali-400MP | Adreno 306 | Mali-T720 |
| RAM | 768 MB | 2 GB | 1.5 GB |
| Internal Memory | 4 GB storage | 16 GB | 16 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 | Super AMOLED Capacitive Touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 3.8 inches | 5.5 inches | 5.5 inches |
| Resolution | 480 x 800 pixels (246 ppi) | 720 x 1280 pixels (267 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 55.64% | 71.36% | 69.63% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | - | FM radio with RDS; recording |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592x1944 pixels | 13 MP, 4128 x 3096 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Face And Smile Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama | Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode |
| Video | Yes, 720p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | 5 MP [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 14.4 Mbps | HSPA 42.2/5.76 Mbps | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v3.0 with A2DP | v4.0, A2DP | v4.1, A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Yes | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | Yes, v2.0 microUSB | microUSB v2.0 | microUSB v2.0 |
| 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 | 16 GB, 2 GB RAM | 16 GB, 1.5 GB RAM |
| Expandable Storage | microSD, up to 32GB | microSD, up to 128 GB | microSD, up to 128 GB |
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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 | Non-removable Li-Ion Battery | Li-Ion Battery |
| Capacity | 1500 mAh | 2950 mAh | 3000 mAh |
| Stand by | Up to 670 h (2G) Up to 640 h (3G) |
- | Up to 354 h |
| Talk Time | Up to 16 h 20 min (2G) Up to 7 h 30 min (3G) |
Up to 19 h (3G) | Up to 18 h (3G) |
Rs. 14,249 
Rs. 14,190 
