Lava Iris Win1 vs Microsoft Lumia 640 Dual SIM
Lava Iris Win1
Microsoft Lumia 640 Dual SIM
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1900, 2100
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-122015-3
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Status2014-122015-4
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Design
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SIMDual SIM (Mini-SIM, dual stand-by)Dual SIM (Micro-SIM, dual stand-by)
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Height125 mm141.3 mm
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Width64.3 mm72.2 mm
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Thickness11 mm8.8 mm
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Weight145 g
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ColorsBlackGlossy cyan, Matte black, Orange, White
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Display
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Display typeCapacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.0 inches5.0 inches
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Resolution480 x 800 pixels720 x 1280 pixels
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Pixel density233 ppi294 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.2 GHzQuad-core 1.2 GHz ARM Cortex-A7
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ChipsetQualcomm Snapdragon 200Qualcomm Snapdragon 400
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GPU-Adreno 305
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Memory RAM1 GB1 GB
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Internal storage8 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSMicrosoft Windows Phone 8.1Microsoft Windows Phone 8.1 with Lumia Denim
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Main camera
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Main camera5 MP8 MP
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Primary camera resolution2592 x 1944 pixels3264 x 2448 pixels
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Primary camera videovideo1080p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, panorama1/4'' sensor size
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera1 MP
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Selfie camera video-720p
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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WLAN DLNA-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0v4.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GPS Navigator-Beidou
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaNoNo
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SensorsAccelerometer, proximityAccelerometer, compass, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1950 mAh2500 mAh
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Talk time--
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Talk time 2G-27 h 30 min
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Talk time 3G-20 h 30 min
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Standby time--
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Standby time 2G-840 h
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Standby time 3G-840 h
