Phone Comparison - Samsung Galaxy Trend Duos S7392 vs Samsung Galaxy Star Pro S7262 vs Microsoft Lumia 640 LTE
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| Manufacturer | Samsung | Samsung | Microsoft |
| Announced | April 2013 | October 2013 | March 2015 |
| Status | Available - May 2013 | Available - October 2013 | Available - April 2015 |
| Price | - | - | Rs. 7,999 ($117.63) [Similarly Priced] |
| Colors | White, Gray | White, Gray | Yes |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
121.5 x 63.1 x 11.1 mm (4.78 x 2.48 x 0.44 in) |
121.2 x 62.7 x 10.6 cm (4.77 x 2.47 x 0.42 cm) |
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in) |
| Weight | 128.5 g (4.52.0.18 oz) | 121 g (4.27 oz) | 145 g (5.11 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - GT-S7570 GSM 850 / 900 / 1800 / 1900 - GT-S7572 (SIM 1 & SIM 2) |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 900 / 2100 | No | HSDPA 850 / 900 / 2100 |
| 4G Network | - | - | LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
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| OS | Android OS, v4.1 (Jelly Bean) | Android OS, v4.1.2 (Jelly Bean) | Microsoft Windows Phone 8.1 with Lumia Denim |
| Processor | Dual-core 1.2 GHz | 1 GHz Cortex-A5 | Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 |
| GPU | - | - | Adreno 305 |
| RAM | N/A | 512 MB | 1 GB |
| Internal Memory | - | 4 GB ROM | 8 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 GB |
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| Type | TFT capacitive touchscreen | TFT capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display |
| Colors | - | 16M colors | 16M colors |
| Size | 4.0 inches | 4.0 inches | 5.0 inches |
| Resolution | 480 x 800 pixels (233 ppi) | 480 x 800 pixels (233 ppi) | 720 x 1280 pixels (294 ppi) |
| Screen-to-Body Ratio | 59.52% | 60.05% | 67.43% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | No | Stereo FM radio with RDS, FM recording | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 3.15 MP, 2048x1536 pixels | 2 MP, 1600x1200 pixels | 8 MP, 3264 x 2448 pixels |
| Flash | No | No | LED flash |
| Features | - | Fixed Focus, Geo-tagging | Auto focus, 1/4'' Sensor Size |
| Video | Yes | Yes | 1080p@30fps |
| Front Camera | No [Similar] | No [Similar] | 1 MP, 720p [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps | No | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps |
| Bluetooth | Yes, v3.0 | Yes | v4.0, A2DP |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct | Wi-Fi 802.11 b/g/n, DLNA, hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | microUSB v2.0 |
| GPS | Yes | No | Yes, with A-GPS, GLONASS, Beidou |
| Browser | HTML | HTML | HTML5 |
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| Internal | - | 4 GB ROM, 512 MB RAM | 8 GB, 1 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 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 | Li-Ion Battery | Li-Ion Battery | Li-Ion Battery |
| Capacity | 1500 mAh | 1500 mAh | 2500 mAh |
| Stand by | - | Up to 350 h | Up to 864 h (2G) Up to 864 h (3G) |
| Talk Time | - | Up to 15 h | Up to 26 h 30 min (2G) Up to 17 h 30 min (3G) |
