Microsoft Lumia 540 Dual SIM  Microsoft Lumia 640 Dual SIM 
Microsoft Lumia 540 Dual SIM Microsoft Lumia 640 Dual SIM
Buy Now N/A N/A
Excellence Score
N/A
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Value for Money Score
N/A
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Price N/A N/A
Launch Date (India) May, 2015 Apr, 2015
Expected Launch Date N/A N/A
Smartphone OS Windows Phone 8.1, Upgradeable to 10 Windows Phone 8.1, Upgradeable to 10
Touchscreen Yes (Capacitive) Yes (Capacitive)
Screen Size 5 inches 5 inches
Screen Resolution 720x1280 pixels (~ 294 pixels per inch) 720x1280 pixels (~ 294 pixels per inch)
Display Features IPS LCD IPS LCD, Scratch Resistant (Corning Gorilla Glass 3), ClearBlack Display
Full Physical QWERTY Keypad
Processor 1.2 GHz 1.2 GHz
Processor Type Quad Core Quad Core
Processor Name Qualcomm Snapdragon 200 Qualcomm Snapdragon 400
GPU Adreno 302 Adreno 305
RAM 1 GB 1 GB
3G Yes Yes
4G Yes (limited band support)
VoLTE
WiFi Yes Yes
GPS Yes Yes
Bluetooth Yes Yes
USB Yes Yes
Camera 8.0 MP 8.0 MP
Camera Auto-Focus Yes Yes
Camera Flash Yes Yes
HD Video Recording Yes (Full HD)
Other Camera Features Auto and manual white balance, Automatic photo upload to OneDrive, Backside-illuminated Image Sensor, 2X Digital Zoom, 1/4" Sensor Size, Geo-tagging, F/2.2 Aperture, 28mm Focal Lenght 1/4" Sensor Size, 4X Digital Zoom, F/2.2 Aperture, Backside-illuminated Image Sensor, Dynamic Flash, Rich Capture, Video Recording Features - Video Zoom, Continuous Auto-Focus, Video Light
Secondary Camera 5.0 MP 0.9 MP
Secondary Camera Features F/2.4 Aperture, 24mm Focal Length HD Video Recording, F/2.2 Aperture
Internal Memory 8 GB 8 GB
Expandable Memory Slot up to 128 GB up to 128 GB
Contacts Storage Unlimited Unlimited
SMS Storage Unlimited Unlimited
Music Player Yes Yes
FM Radio Yes Yes
Dual SIM GSM+GSM GSM+GSM
Thickness 9.4 mm 8.8 mm
Weight 152 gm 145 gm
Battery Capacity 2200 mAh 2500 mAh
Battery Standby 576 hrs 840 hrs
Battery Standby (3G) 576 hrs 840 hrs
Battery Talktime 26.20 hrs 27.30 hrs
Battery Talktime (3G) 14.80 hrs 20.30 hrs
Other Battery Parameters Music Playback Time: 81 hrs, WiFi Network Browsing Time: 10.1 hrs, Video Playback Time: 6.9 hrs Music Playback Time: 86 hrs, WiFi Network Browsing Time: 10.9 hrs, Video Playback Time: 8.7 hrs
Fingerprint sensor
Other Features Security Features: Device lock, PIN code, Device lock passcode, Track and Protect via internet, Application certification, Application sandboxing, Backup and restore via Internet, Browser integrated anti-phishing, Remote device lock via Internet, Remote device wipe via Internet, Secure boot, Signed OS, Consumer VPN; Double-tap to Wake; Tactile Feedback; Vibrating Alerts; Word Flow Keyboard; Noise Filtration; Exchangeable Covers; OneDrive (30GB free cloud storage); Peer-to-Peer Sharing: Lumia Beamer, Lumia Storyteller, Play To DLNA app; Navigation apps: HERE Drive+, HERE Maps, Bing Maps; Imaging apps: Creative Studio, Lumia Camera, Lumia Selfie; MixRadio Display Features - Sunlight Readability Enhancements, Easy to Clean, Lumia Color Profile; DLNA; Peer-to-Peer Sharing - Lumia Beamer, Lumia Storyteller, Play To DLNA app, Neighbor Aware Networks (NAN); Noise Filtration; Exchangeable Covers; OneDrive (30 GB cloud storage); Navigation Apps - HERE Drive+, HERE Maps, HERE Transit; Imaging Apps - Lumia Camera, Lumia Refocus, Lumia Selfie, Lumia Moments; MixRadio
2-minute Review [Positives]
  • Outstanding build quality, with the use of high quality materials - the phone doesn't look like a budget segment device
  • Good display - sharp, good brightness levels, and decent viewing angles
  • Good primary camera - images are sharp, clear, detailed, and have vibrant color reproduction
  • Good secondary (selfie) camera
  • Decent speed/performance - sufficient for day to day usage
  • Excellent audio quality
  • Good call quality
  • Good battery life
  • Good build quality
  • Matte finish curved back provides good grip
  • Very good display - great contrast levels, good brightness levels, and decent viewing angles
  • Slick, minimalist Windows Phone interface
  • Decent speed/performance in daily use
  • Decent camera quality in well-let conditions
  • Very good call quality
  • Very good loudspeaker
  • Very good audio quality
  • Good battery life
2-minute Review [Negatives]
  • No HD video recording
  • Windows Phone app ecosystem continues to lag behind Android and iOS
  • Windows Phone app ecosystem continues to lag behind Android and iOS
Video Review
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