Phone Comparison - Microsoft Lumia 640 Dual SIM vs Microsoft Lumia 540 Dual SIM

Microsoft Lumia 640 Dual SIM
microsoft lumia 640 dual sim
Microsoft Lumia 540 Dual SIM
microsoft lumia 540 dual sim
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general General Info

Manufacturer Microsoft Microsoft
Announced March 2015 April 2015
Status Available - April 2015 Available - May 2015
Price Rs. 8,999 ($132.34) [Similarly Priced] Rs. 8,100 ($119.12) [Similarly Priced]
Colors Yes Orange, white, black, cyan
Form Factor Candybar Candybar
Dimension 141.3 x 72.2 x 8.8 mm
(5.56 x 2.84 x 0.35 in)
144 x 73.7 x 9.4 mm
(5.67 x 2.9 x 0.37 in)
Weight 145 g (5.11 oz) 152 g (5.36 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Microsoft Windows Phone 8.1 with Lumia Denim Microsoft Windows Phone 8.1 with Lumia Denim
Processor Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 [Similar] Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 200 [Similar]
GPU Adreno 305 [Similar] Adreno 302 [Similar]
RAM 1 GB [Browse Similar] 1 GB [Browse Similar]
Internal Memory 8 GB 8 GB
External Memory microSD, up to 128 GB microSD, up to 128 GB

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors
Size 5.0 inches [Similar] 5.0 inches [Similar]
Resolution 720 x 1280 pixels (294 ppi) [Similar] 720 x 1280 pixels (294 ppi) [Similar]
Screen-to-Body Ratio 67.43% 64.82%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio FM radio FM radio
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels [Similar] 8 MP, 3264 x 2448 pixels [Similar]
Flash LED flash LED flash
Features Auto focus, 1/4'' Sensor Size Auto focus, Sensor size: 1/4 inch, f/2.2 aperture
Video 1080p@30fps 480p@30fps
Front Camera 1 MP, 720p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Up to 236 kbps
3G HSPA 42.2/5.76 Mbps HSPA 42.2/5.76 Mbps
Bluetooth v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, DLNA, hotspot Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot
USB microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS
Browser HTML5 HTML5

memory User Memory

Internal 8 GB, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 128 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery
Capacity 2500 mAh 2200 mAh
Stand by Up to 840 h (2G)
Up to 840 h (3G)
Up to 576 h
Talk Time Up to 27 h 30 min (2G)
Up to 20 h 30 min (3G)
Up to 26.2 h (2G)
Up to 14.8 h (3G)