• 5.0" 720x1280 pixels
  • 8MP 1080p
  • 1GB RAM Snapdragon 400
  • 2500mAh Li-Ion
Released 2015, April145g, 8.8mm thicknessMicrosoft Windows Phone 8.18GB storage, microSDXC

Microsoft Lumia 640 Dual SIM Full Specifications

Launch
Name Microsoft Lumia 640 Dual SIM
Announced 2015, March. Released 2015, April
Status Discontinued
Network Support & Connectivity
TechnologyGSM / HSPA
2g BandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3g BandsHSDPA 850 / 900 / 1900 / 2100
SpeedHSPA 42.2/5.76 Mbps
WlanWi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth4.0, A2DP
GpsYes, with A-GPS, GLONASS, BDS
NfcNo
RadioFM radio
UsbmicroUSB 2.0
Body & Build Quality
Dimensions 141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
Weight 145 g (5.11 oz)
Sim Dual SIM (Micro-SIM, dual stand-by)
Display Features & Technology
Type IPS LCD
Size 5.0 inches, 68.9 cm2 (~67.6% screen-to-body ratio)
Resolution 720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection Corning Gorilla Glass 3 ClearBlack display
Platform
Os Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
Chipset Qualcomm MSM8926 Snapdragon 400 (28 nm)
Cpu Quad-core 1.2 GHz Cortex-A7
Gpu Adreno 305
Memory
Card Slot microSDXC (dedicated slot)
Internal 8GB 1GB RAM eMMC 4.5
Main Camera Capabilities
Single 8 MP, f/2.2, 28mm (wide), 1/4.0, AF
Features LED flash
Video 1080p@30fps
Selfie Camera Capabilities
Single 1 MP
Video 720p
Sound
Loudspeaker Yes
35mm Jack Yes
Features
Sensors Accelerometer, proximity, compass
Battery Life & Charging
Type Li-Ion 2500 mAh, removable
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)
Misc
Colors Glossy cyan, Orange, White, Matte black
Price About 170 EUR