BenQ-Siemens C31 vs Motorola A1800
BenQ-Siemens C31
Motorola A1800
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800, 1900, CDMA 800
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GPRSYesYes
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EDGE
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Availability
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Status
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Oficially announced2007-62009-5
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Design
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SIMMini-SIMMini-SIM
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Height99.8 mm95.3 mm
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Width46.7 mm52.5 mm
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Thickness16.7 mm25 mm
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Weight86 g132 g
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ColorsGraphiteGloss, SilverShineBlack
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Display
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Display typeTFTTFT resistive touchscreen
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Physical size1.8 inches2.4 inches
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Resolution176 x 220 pixels240 x 320 pixels
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Pixel density157 ppi167 ppi
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Display colors262144262144
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Hardware
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Internal storage20 MB-
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Memory cardmicroSDmicroSD
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Memory card max-4 GB
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Main camera
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Main camera1.3 MP3.15 MP
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Primary camera resolution1280 x 1024 pixels2048 x 1536 pixels
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Primary camera videovideovideo
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Primary camera Autofocus-autofocus
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLAN
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USB1.1microUSB 2.0
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Bluetoothv2.0
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Bluetooth A2DP-Yes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMSSMS
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Messaging EMS-EMS
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Messaging MMSMMSMMS
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Messaging Instant Messaging-Instant Messaging
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Messaging Email-Email
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WAPWAP 2.0/xHTMLWAP 2.0/xHTML
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JavaYesYes
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Java MIDPMIDP 2.0MIDP 2.0
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity920 mAh1000 mAh
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Talk time3 h 30 min5 h
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Standby time170 h110 h
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OS
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OS-Linux
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Browser
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HTML-Yes
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