Phone Comparison - Samsung Galaxy Express I437 vs Samsung Galaxy Ace 3 S7270 vs Samsung Galaxy S Duos 2 S7582
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | October 2012 | June 2013 | November 2013 |
| Status | Available - November 2012 | Available - Q3 2013 | Available - November 2013 |
| Colors | Black | Black, White | White, Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
132.6 x 69.3 x 9.1 mm (5.22 x 2.73 x 0.36 in) |
121.2 x 62.7 x 9.8 mm (4.77 x 2.47 x 0.39 in) |
121.5 x 63.1 x 10.57 mm (4.78 x 2.48 x 0.42 in) |
| Weight | 136 g (4.8 oz) | 115 g (4.06 oz) | 118 g (4.16 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 1900 / 2100 | HSDPA 900 / 2100 | HSDPA 900 / 2100 |
| 4G Network | LTE 700 MHz Class 17 / 1700 / 2100 | - | - |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, Push Mail, EMail |
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| OS | Android OS, v4.x (Ice Cream Sandwich) | Android OS, v4.2 (Jelly Bean) | Android OS, v4.2 (Jelly Bean) |
| Processor | Dual-core 1.5 GHz, Qualcomm MSM8960 Snapdragon | Dual-core 1 GHz | Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 |
| GPU | Adreno 225 | - | Broadcom VideoCore IV |
| RAM | 1 GB | 1 GB | 768 MB |
| Internal Memory | 8 GB (5 GB user available) storage | 4 GB (1.77 GB user available) | 4 GB (1.9 GB user available) |
| External Memory | microSD, up to 32 GB | microSD, up to 64 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 | 4.5 inches | 4.0 inches | 4.0 inches |
| Resolution | 480 x 800 pixels (207 ppi) | 480 x 800 pixels (233 ppi) | 480 x 800 pixels (233 ppi) |
| Screen-to-Body Ratio | 62.92% | 60.05% | 59.52% |
| 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 | 5 MP, 2592 х 1944 pixels | 5 MP, 2592x1944 pixels | 5 MP, 2592х1944 pixels |
| Flash | LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Sound & Shot, Best Shot, Best Photo, Geo-tagging, Face And Smile Detection | Auto focus, Geo-tagging |
| Video | Yes, 720p@30fps | Yes, 720p@30fps | Yes, 720p@30fps |
| Front Camera | Yes, 1.3 MP, 720p@30fps [Similar] | Yes, VGA [Similar] | Yes, VGA [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, HSUPA, LTE | HSDPA 14.4 Mbps, HSUPA 5.76 Mbps | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps |
| Bluetooth | Yes | Yes, v4.0 with A2DP | Yes, v4.0 with A2DP |
| Wi-Fi | Yes | 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, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS support and GLONASS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 8 GB (5 GB user available) storage, 1 GB RAM | 4 GB (1.77 GB user available), 1 GB RAM | 4 GB (1.9 GB user available), 768 MB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 64 GB | microSD, up to 32 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 | Li-Ion Battery | Standard battery, Li-Ion |
| Capacity | 2000 mAh | 1500 mAh | 1500 mAh |
| Stand by | Up to 312 h | - | Up to 280 h (3G) |
| Talk Time | Up to 14 h | - | Up to 8 h (3G) |
