Microsoft Lumia 640 XL LTE Dual SIMSamsung Galaxy J7
Microsoft Lumia 640 XL LTE Dual SIM
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Samsung Galaxy J7
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magic score<50<50
PriceRs. 9,994 onwardsRs. 13,490 onwards
Buy Now not available currently buy now
Launch Date (India)Oct, 2015Aug, 2015
Smartphone OSWindows Phone 8.1, Upgradeable to 10Android 5.1, Upgradeable to 6.0, Expected upgrade to 6.0
Screen Size5.7 inches5.5 inches
Screen Resolution720x1280 pixels (~ 258 pixels per inch)720x1280 pixels (~ 267 pixels per inch)
Display FeaturesIPS LCD, Scratch Resistant (Corning Gorilla Glass 3), ClearBlack DisplaySuper AMOLED
Processor1.2 GHz1.5 GHz
Processor TypeQuad CoreOcta Core
Processor NameQualcomm Snapdragon 400Exynos 7580
GPUAdreno 305Mali-T720MP2
RAM1 GB1.5 GB
VoLTEYes
Internal Memory8 GB16 GB
Thickness9 mm7.5 mm
Battery Standby936 hrs354 hrs
Battery Standby (3G)936 hrsN/A
Battery Talktime31.30 hrsN/A
Battery Talktime (3G)23.70 hrs18.00 hrs
Other Battery ParametersMusic Playback Time: 102 hrs, WiFi Network Browsing Time: 13 hrs, Video Playback Time: 11.7 hrsInternet Usage Time (3G): Up to 9 hrs, Internet Usage Time (LTE): Up to 9 hrs, Internet Usage Time (Wi-Fi): Up to 11 hrs, Video Playback Time: Up to 13 hrs, Audio Playback Time: 76 hrs
Editor's Note [Positives]
  • Excellent build quality, with a polycarbonate body
  • Good looking, industrial design
  • Matte finish polycarbonate back cover provides a really good grip
  • Good display - natural looking colors, great contrast levels, decent viewing angles and good brightness levels
  • Slick, minimalist Windows Phone interface
  • Good speed/performance in daily use
  • Good primary camera - images are sharp and detailed and the colors are true to life
  • Very good secondary (selfie) camera with wide angle lens
  • Good audio quality
  • Good video playback quality
  • Decent loudspeaker
  • Good call quality
  • Very good battery life
  • Sturdy build quality
  • Good ergonomics
  • Matte finish back provides good grip
  • Very good display - accurate color reproduction, good contrast levels, good viewing angles, great brightness levels, and good sunlight legibility
  • New, leaner TouchWiz UI on top of Android
  • Good speed/performance
  • Good call quality
  • Good camera
  • Good audio quality
  • Excellent battery life
Editor's Note [Negatives]
  • Large size means that single handed operation is difficult
  • From the sides, the phone has sharp edges that will dig into your palms, which can make it uncomfortable to hold over long periods of time
  • The Windows Phone platform continues to suffer from a limited app selection, when compared to Android, or iOS
  • Average loudspeaker
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