Micromax X640 vs ZTE X990
Micromax X640
ZTE X990
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced20122010-3
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Status2012-52010-3
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height113.5 mm107 mm
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Width57.5 mm61 mm
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Thickness12.2 mm12 mm
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Weight90 g
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Keyboard-QWERTY
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ColorsBlackWhite
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Display
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Display typeTFT touchscreenTFT resistive touchscreen
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Physical size3.2 inches2.5 inches
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Resolution-320 x 240 pixels
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Pixel density-160 ppi
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Display colors-262144
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Hardware
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Internal storage-5 MB
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Memory cardmicroSDmicroSD
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Memory card max8 GB8 GB
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Main camera
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Main camera2 MP2 MP
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Primary camera resolution1600 x 1200 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3, ringtones
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Multimedia
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Radio FMFM radioStereo FM radio with RDS
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Connectivity
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WLAN
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USBYesmicroUSB 2.0
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BluetoothYesv2.0
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Bluetooth A2DP-Yes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging Email-Email
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Messaging IM-IM
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WAPYesWAP 2.0/xHTML
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JavaYesYes
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Java MIDP-MIDP 2.0
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Battery
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Battery typeLi-IonLi-Ion
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Talk time4 h 40 min8 h
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Standby time200 h480 h
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OS
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OS-Microsoft Windows Mobile 6.5 Professional
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Browser
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HTML-Yes
