Phone Comparison - Samsung I929 Galaxy S II Duos vs Samsung Galaxy Core I8262 vs Samsung Galaxy S Duos 2 S7582
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | December 2011 | May 2013 | November 2013 |
| Status | Available - September 2012 | Available - June 2013 | Available - November 2013 |
| Colors | Black | White, Blue | White, Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
129.8 x 68.9 x 9.7 mm (5.11 x 2.71 x 0.38 in) |
129.3 x 67.6 x 8.95 mm (5.09 x 2.66 x 0.35 in) |
121.5 x 63.1 x 10.57 mm (4.78 x 2.48 x 0.42 in) |
| Weight | 138 g (4.87 oz) | 124 g (4.37 oz) | 118 g (4.16 oz) |
| 2G Network | GSM 900 / 1800 / 1900 CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual Stand-by) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 900 / 2100 | |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail |
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| OS | Android OS, v2.3.5 (Gingerbread) | Android OS, v4.1.2 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) |
| Processor | Dual-core 1.2 GHz, Qualcomm MSM8660 Snapdragon | Dual-core 1.2 GHz Cortex-A5, Qualcomm MSM8625 Snapdragon S4 Play | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 |
| GPU | Adreno 220 | Adreno 203 | Broadcom VideoCore IV |
| RAM | 1 GB | 1 GB | 768 MB |
| Internal Memory | 16 GB | 8 GB | 4 GB (1.9 GB user available) |
| External Memory | microSD, up to 32GB | microSD, up to 32 GB | microSD, up to 32 GB |
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| Type | Super AMOLED Plus capacitive touchscreen | TFT capacitive touchscreen | TFT Capacitive Touchscreen, PLS |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.52 inches | 4.3 inches | 4.0 inches |
| Resolution | 480 x 800 pixels (206 ppi) | 480 x 800 pixels (217 ppi) | 480 x 800 pixels (233 ppi) |
| Screen-to-Body Ratio | 65.28% | 60.19% | 59.52% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio | Stereo FM radio with RDS |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 5 MP, 2592x1944 pixels | 5 MP, 2592х1944 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection | Auto focus, Geo-tagging |
| Video | Yes, 1080p@30fps | Yes, 480p@30fps | Yes, 720p@30fps |
| Front Camera | Yes, 2 MP [Similar] | Yes, VGA [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | Rev. A, up to 3.1 Mbps | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes, v3.0 with A2DP | Yes, v3.0 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct |
| USB | Yes, v2.0 microUSB (MHL), USB On-the-go | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS |
| Browser | HTML, Adobe Flash | HTML | HTML5 |
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| Internal | 16GB, 1 GB RAM | 8 GB, 1 GB RAM | 4 GB (1.9 GB user available), 768 MB RAM |
| Expandable Storage | microSD, up to 32GB | microSD, up to 32 GB | microSD, up to 32 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 | Standard battery, Li-Ion |
| Capacity | 1800 mAh | 1800 mAh | 1500 mAh |
| Stand by | - | Up to 500 h (2G) Up to 300 h (3G) |
Up to 280 h (3G) |
| Talk Time | - | Up to 14 h (2G) Up to 9 h (3G) |
Up to 8 h (3G) |
