Phone Comparison - Samsung Galaxy Grand Duos I9082 vs Samsung Galaxy S3 Neo GT-I9300I vs Samsung Galaxy E7
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | December 2012 | March 2014 | January 2015 |
| Status | Available - January 2013 | Coming Soon - April 2014 | Available - Feburary 2015 |
| Price | - | - | Rs. 17,400 ($255.88) [Similarly Priced] |
| Colors | Black, White | Black, Blue, Brown, Red, Gray, White, Pink | Black, White, Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
143.5 x 76.9 x 9.6 mm (5.65 x 3.03 x 0.38 in) |
136.6 x 70.75 x 8.6 mm (5.38 x 2.79 x 0.34 in) |
151.4 x 77.2 x 7.3 mm (5.96 x 3.04 x 0.29 in) |
| Weight | 162 g (5.71 oz) | 132 g (4.66 oz) | 141 g (4.97 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) |
| 3G Network | HSDPA 850 / 1900 / 2100 - SIM 1 only HSDPA 900 / 1900 / 2100 - SIM 1 only |
HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.1.2 (Jelly Bean) | Android OS, v4.3 (Jelly Bean) | Android OS, v4.4.4 (KitKat) |
| Processor | Dual-core 1.2 GHz Cortex-A9, Broadcom | Quad-core 1.2 GHz Cortex-A7, - | Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 |
| GPU | Broadcom VideoCore IV | - | Adreno 306 |
| RAM | 1 GB | 1.5 GB | 2 GB |
| Internal Memory | 8 GB | 16 GB storage | 16 GB |
| External Memory | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB |
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| Type | Capacitive touchscreen | Super AMOLED capacitive touchscreen | Super AMOLED capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.0 inches | 4.8 inches | 5.5 inches |
| Resolution | 480 x 800 pixels (187 ppi) | 720 x 1280 pixels (306 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 64.20% | 65.70% | 71.36% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | Stereo FM radio with RDS | - |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 8 MP, 3264x2448 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama |
| Video | Yes, 1080p@30fps | Yes, 1080p@30fps | 1080p@30fps |
| Front Camera | Yes, 2 MP [Similar] | Yes, 1.9 MP, 720p@30fps [Similar] | 5 MP [Similar] |
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| GPRS | Yes | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | Yes |
| Edge | Yes | Class 12 | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA 42.2/5.76 Mbps |
| Bluetooth | Yes, v4.0 with A2DP, LE, EDR | Yes, v4.0 with A2DP, EDR | v4.0, A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot | Yes |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL), USB On-the-go | microUSB v2.0 |
| GPS | Yes, with A-GPS, support and GLONASS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS |
| Browser | HTML5 | HTML, Adobe Flash | HTML5 |
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| Internal | 8 GB, 1 GB RAM | 16 GB storage, 1.5 GB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 64 GB | microSD, up to 64 GB | microSD, up to 128 GB |
| USB OTG | - | 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 | 2100 mAh | 2100 mAh | 2950 mAh |
| Stand by | Up to 440 h | - | - |
| Talk Time | Up to 10 h 10 min | Up to 14 h | Up to 19 h (3G) |
