Samsung Galaxy Core 2 Duos |
Microsoft Lumia 640 Dual SIM |
Add 3rd Phone | ||
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General Info |
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Manufacturer | Samsung | Microsoft |
Announced | June 2014 | March 2015 |
Status | Available - July 2014 | Available - April 2015 |
Price | - | Rs. 8,999 ($132.34) [Similarly Priced] |
Colors | White, Black | Yes |
Form Factor | Candybar | Candybar |
Dimension |
130.3 x 68 x 9.8 mm (5.13 x 2.68 x 0.39 in) |
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in) |
Weight | 138 g (4.87 oz) | 145 g (5.11 oz) |
2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
3G Network | HSDPA 900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM |
Hardware and OS |
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OS | Android OS, v4.4.2 (KitKat) | Microsoft Windows Phone 8.1 with Lumia Denim |
Processor | Quad-core 1.2 GHz [Similar] | Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 [Similar] |
GPU | - | Adreno 305 [Similar] |
RAM | 768 MB [Browse Similar] | 1 GB [Browse Similar] |
Internal Memory | 4 GB | 8 GB |
External Memory | microSD, up to 64 GB | microSD, up to 128 GB |
Display |
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Type | TFT capacitive touchscreen | IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display |
Colors | 16M colors | 16M colors |
Size | 4.5 inches [Similar] | 5.0 inches [Similar] |
Resolution | 480 x 800 pixels (207 ppi) [Similar] | 720 x 1280 pixels (294 ppi) [Similar] |
Screen-to-Body Ratio | 65.25% | 67.43% |
Multi-Touch | ||
Multimedia |
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3.5mm Jack | ||
Radio | FM Radio | FM radio |
Games | Yes + Downloadable | Yes + Downloadable |
Loud Speaker | ||
Camera |
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Rear Camera | 5 MP, 2592 х 1944 pixels [Similar] | 8 MP, 3264 x 2448 pixels [Similar] |
Flash | LED flash | LED flash |
Features | Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection | Auto focus, 1/4'' Sensor Size |
Video | Yes | 1080p@30fps |
Front Camera | Yes, VGA [Similar] | 1 MP, 720p [Similar] |
Connectivity and Data Rate |
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GPRS | Yes | Yes |
Edge | Yes | Yes |
3G | HSDPA, 21 Mbps; HSUPA, 5.76 Mbps | HSPA 42.2/5.76 Mbps |
Bluetooth | Yes, v4.0 with A2DP | v4.0, A2DP |
Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Wi-Fi 802.11 b/g/n, DLNA, hotspot |
USB | Yes, microUSB v2.0 | microUSB v2.0 |
GPS | Yes, with A-GPS support and GLONASS | Yes, with A-GPS, GLONASS, Beidou |
Browser | HTML | HTML5 |
User Memory |
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Internal | 4 GB, 768 MB RAM | 8 GB, 1 GB RAM |
Expandable Storage | microSD, up to 64 GB | microSD, up to 128 GB |
Sensors |
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Fingerprint | ||
Proximity Sensor | ||
Accelerometer Sensor | ||
NFC | ||
Battery |
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Type | Li-Ion Battery | Li-Ion Battery |
Capacity | 2000 mAh | 2500 mAh |
Stand by | - | Up to 840 h (2G) Up to 840 h (3G) |
Talk Time | - | Up to 27 h 30 min (2G) Up to 20 h 30 min (3G) |