Phone Comparison - Samsung Galaxy S Duos 2 S7582 vs Samsung Z1 vs InFocus M330
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| Manufacturer | Samsung | Samsung | InFocus |
| Announced | November 2013 | January 2015 | April 2015 |
| Status | Available - November 2013 | Available - January 2015 | Available - April 2015 |
| Price | - | Rs. 5,700 ($83.82) [Similarly Priced] | Rs. 7,499 ($110.28) [Similarly Priced] |
| Colors | White, Black | White, Black, Wine Red | White |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.5 x 63.1 x 10.57 mm (4.78 x 2.48 x 0.42 in) |
120.4 x 63.2 x 9.7 mm (4.74 x 2.49 x 0.38 in) |
153.4 x 78.1 x 9.3 mm (6.04 x 3.07 x 0.37 in) |
| Weight | 118 g (4.16 oz) | 112 g (3.95 oz) | 167 g (5.89 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 900 / 2100 | HSDPA 900 / 2100 | HSDPA 1900 / 2100 |
| Messaging | SMS, MMS, Push Mail, EMail | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM |
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| OS | Android OS, v4.2 (Jelly Bean) | Tizen OS, v2.3 | Android OS, v4.4.2 (KitKat) |
| Processor | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 | Dual-core 1.2 GHz Cortex-A7, Spreadtrum SC7727S | Octa-core 1.7 GHz Cortex-A7, Mediatek MT6592 |
| GPU | Broadcom VideoCore IV | Mali-400 | Mali-450MP4 |
| RAM | 768 MB | 768 MB | 2 GB |
| Internal Memory | 4 GB (1.9 GB user available) | 4 GB | 16 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 64 GB | microSD, up to 32 GB |
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| Type | TFT Capacitive Touchscreen, PLS | PLS TFT capacitive touchscreen | IPS LCD capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 4.0 inches | 4.0 inches | 5.5 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 480 x 800 pixels (233 ppi) | 720 x 1280 pixels (267 ppi) |
| Screen-to-Body Ratio | 59.52% | 59.97% | 69.62% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio with RDS | FM radio | FM Radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 5 MP, 2592х1944 pixels | 3.15 MP, 2048 x 1536 pixels | 13 MP, 4128 x 3096 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging | Geo-tagging, Face Detection | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, HDR |
| Video | Yes, 720p@30fps | Yes | 1080p@30fps |
| Front Camera | Yes, VGA [Similar] | VGA [Similar] | 8 MP, LED Flash [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA | HSPA+ |
| Bluetooth | Yes, v4.0 with A2DP | v4.1, A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | microUSB v2.0 | microUSB v2.0, USB On-the-go |
| GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS | Yes, with A-GPS |
| Browser | HTML5 | HTML | HTML5 |
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| Internal | 4 GB (1.9 GB user available), 768 MB RAM | 4 GB, 768 MB RAM | 16 GB, 2 GB RAM |
| Expandable Storage | microSD, up to 32 GB | 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 | Li-Po Battery |
| Capacity | 1500 mAh | 1500 mAh | 3100 mAh |
| Stand by | Up to 280 h (3G) | - | Up to 550 h |
| Talk Time | Up to 8 h (3G) | Up to 8 h (3G) | Up to 18 h |
