BenQ-Siemens A38 vs O2 X4
BenQ-Siemens A38
O2 X4
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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3G network-UMTS 2100
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Speed Yes-Yes, 384 kbps
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GPRSYes
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EDGE
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Availability
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Oficially announced2006-52004
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Status
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Design
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SIMMini-SIMMini-SIM
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Height103.5 mm89.9 mm
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Width45.5 mm45.1 mm
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Thickness18.7 mm24 mm
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Weight90 g116 g
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ColorsBold Charcoal, X-treme Gray-
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Display
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Display typeCSTNTFT
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Physical size1.4 inches-
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Resolution96 x 64 pixels176 x 220 pixels
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Pixel density82 ppi-
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Display colors66560262144
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Hardware
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Internal storage256 KB-
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Memory cardminiSD
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Memory card included-32 MB
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Sound
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3.5mm jackNoNo
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LoudspeakerNoNo
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NotificationsVibration; Polyphonic(32) ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLAN
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USBYes
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Bluetooth
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Infrared-Yes
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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging EMSEMS-
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Messaging MMS-MMS
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WAP-WAP 2.0/xHTML
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JavaNoYes
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Java MIDP-MIDP 2.0
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Browser
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity860 mAh-
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Talk time4 h3 h
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Standby time286 h180 h
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Main camera
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Main camera1.3 MP
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Primary camera resolution-1280 x 960 pixels
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Primary camera video-video
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Primary camera flash-LED flash
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Selfie camera
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Secondary camera-No