Phone Comparison - Samsung I929 Galaxy S II Duos vs Samsung Galaxy Core Prime vs Sony Xperia E4 Dual
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| Manufacturer | Samsung | Samsung | Sony |
| Announced | December 2011 | October 2014 | February 2015 |
| Status | Available - September 2012 | Available - October 2014 | Available - March 2015 |
| Price | - | Rs. 7,799 ($114.69) [Similarly Priced] | Rs. 11,490 ($168.97) [Similarly Priced] |
| Colors | Black | White, Black | Black, White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
129.8 x 68.9 x 9.7 mm (5.11 x 2.71 x 0.38 in) |
130.8 x 67.9 x 8.8 mm (5.15 x 2.67 x 0.35 in) |
137 x 74.6 x 10.5 mm (5.39 x 2.94 x 0.41 in) |
| Weight | 138 g (4.87 oz) | 130 g (4.59 oz) | 144 g (5.08 oz) |
| 2G Network | GSM 900 / 1800 / 1900 CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (SM-G3606, SM-G3608, SM-G3609) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 1900 / 2100 - E2114, E2124 HSDPA 900 / 2100 - E2115 |
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| 4G Network | - | LTE - SM-G3606, SM-G3608, SM-G3609 | - |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | Android OS, v2.3.5 (Gingerbread) | Android OS, v4.4.2 (KitKat) | Android OS, v4.4.4 (KitKat) |
| Processor | Dual-core 1.2 GHz, Qualcomm MSM8660 Snapdragon | Quad-core 1.3 GHz | Quad-core 1.3 GHz Cortex-A7, Mediatek MT6582 |
| GPU | Adreno 220 | - | Mali-400MP2 |
| RAM | 1 GB | 1 GB | 1 GB |
| Internal Memory | 16 GB | 8 GB | 8 GB |
| External Memory | microSD, up to 32GB | microSD, up to 64 GB | microSD, up to 32 GB |
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| Type | Super AMOLED Plus capacitive touchscreen | PLS capacitive touchscreen | IPS Capacitive Touchscreen, Scratch-resistant Glass |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.52 inches | 4.5 inches | 5.0 inches |
| Resolution | 480 x 800 pixels (206 ppi) | 480 x 800 pixels (207 ppi) | 540 x 960 pixels (220 ppi) |
| Screen-to-Body Ratio | 65.28% | 65.10% | 67.61% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio | FM radio with RDS |
| Games | Yes | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 8 MP, 3264x2448 pixels | 5 MP, 2592 х 1944 pixels | 5 MP, 2592 х 1944 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 Detection | Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama |
| Video | Yes, 1080p@30fps | 1080p | 1080p@30fps |
| Front Camera | Yes, 2 MP [Similar] | 2 MP [Similar] | 2 MP, 720p [Similar] |
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| GPRS | Yes | Yes | Up to 107 kbps |
| Edge | Yes | Yes | Up to 296 kbps |
| 3G | Rev. A, up to 3.1 Mbps | HSPA; LTE | HSPA 21.1/5.76 Mbps |
| Bluetooth | Yes, v3.0 with A2DP | v4.0, A2DP | v4.1, A2DP, apt-X |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| USB | Yes, v2.0 microUSB (MHL), USB On-the-go | microUSB v2.0 | microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS | Yes, with A-GPS |
| Browser | HTML, Adobe Flash | HTML | HTML |
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| Internal | 16GB, 1 GB RAM | 8 GB, 1 GB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 32GB | microSD, up to 64 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 | Non-removable Li-Ion Battery |
| Capacity | 1800 mAh | 2000 mAh | 2300 mAh |
| Stand by | - | - | Up to 552 h (2G) Up to 548 h (3G) |
| Talk Time | - | - | Up to 12 h (2G) Up to 12 h 40 min (3G) |
