Comparisons / Comparison of Microsoft Lumia 640 Dual SIM and Acer Liquid Z5

Comparison of Microsoft Lumia 640 Dual SIM and Acer Liquid Z5 [S]ave

Attribute
Acer Liquid Z5
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Microsoft Lumia 640 Dual SIM
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General
BrandAcerMicrosoft
Launch
Announced2014-01-012015-03-01
Body
Width (mm)8.88.8
Length (mm)145.5141.3
Height (mm)73.572.2
Weight (g)150145
SIMDual SIMDual SIM (Micro-SIM, dual stand-by)
Network
Technology
  • GSM
  • HSPA
  • GSM
  • HSPA
2G bands
  • GSM 850 / 900 / 1800 / 1900
  • GSM 850 / 900 / 1800 / 1900
3G bands
  • HSDPA 900 / 2100
  • HSDPA 850 / 900 / 1900 / 2100
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
Platform
OSAndroid 4.2 (Jelly Bean)Microsoft Windows Phone 8.1
ChipsetMediatek MT6572 (28 nm)Qualcomm MSM8926 Snapdragon 400 (28 nm)
CPUDual-core 1.3 GHz Cortex-A7Quad-core 1.2 GHz Cortex-A7
GPUMali-400Adreno 305
Memory
Card slotmicroSDHC (dedicated slot)microSDXC (dedicated slot)
Internal
  • 4GB 512MB RAM
  • 8GB 1GB RAM
Display
Size (in)55
Resolution (px)480 x 854720 x 1280
Protection-Corning Gorilla Glass 3
Display TypeTFTIPS LCD
Battery
TypeLi-IonLi-Ion
Capcity (mAh)20002500
Main Camera
Main Camera TypeSingleSingle
Main Camera Properties
  • 5 MP
  • 8 MP, f/2.2, 28mm (wide), 1/4.0", AF
Main Camera VideoYes1080p@30fps
Main Camera FeaturesLED flashLED flash
Selfie Camera
Selfie Camera TypeSingleSingle
Selfie Camera Properties
  • VGA
  • 1 MP
Selfie Camera Video-720p
Comms
WLANWi-Fi 802.11 b/g/n, hotspotWi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth3.0, A2DP, EDR4.0, A2DP
GPS++
NFC--
RadioFM radioFM radio
USBmicroUSB 2.0microUSB 2.0
Sound
Loudspeaker++
3.5mm jack++
Features
Sensors
  • Accelerometer
  • proximity
  • Accelerometer
  • compass
  • proximity
Misc
Colors
  • Essential White
  • Gentle Grey
  • Glossy cyan
  • Matte black
  • Orange
  • White
Stand-by (h)-840
Talk time (h)-Up to 27 h 30 min (2G) / Up to 20 h 30 min (3G)



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