LG 450 vs Micromax X640
LG 450
Micromax X640
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 1900-
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HSPA speedHSPA-
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GPRSYesYes
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EDGEYes
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Availability
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Status20142012-5
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Oficially announced20142012
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Design
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SIMYesDual SIM (Mini-SIM)
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Height98 mm113.5 mm
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Width51.1 mm57.5 mm
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Thickness18.5 mm12.2 mm
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Weight102.9 g
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ColorsBlackBlack
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Display
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Display typeTFTTFT touchscreen
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Physical size2.2 inches3.2 inches
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Resolution176 x 220 pixels-
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Pixel density128 ppi-
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Display colors262144-
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Hardware
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Memory RAM128 MB-
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Internal storage256 MB-
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Memory cardmicroSD
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Memory card max-8 GB
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Main camera
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Main camera1.3 MP2 MP
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Primary camera resolution1280 x 960 pixels1600 x 1200 pixels
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Primary camera video144pvideo
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, MP3 ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLAN
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USBYesYes
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Bluetoothv2.1Yes
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Bluetooth A2DPYes-
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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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WAPWAP 2.0/xHTMLYes
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JavaYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity950 mAh-
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Talk time3 h 20 min4 h 40 min
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Standby time350 h200 h
