BenQ-Siemens C31 vs HTC Touch Diamond2 CDMA
BenQ-Siemens C31
HTC Touch Diamond2 CDMA
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Network
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2G networkGSM 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G network-HSDPA 2100
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HSDPA speed-7.2 Mbps
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HSUPA speed-2 Mbps
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EV-DO speed-3.1 Mbps
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2007-62009-12
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Status
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Design
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SIMMini-SIMMini-SIM
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Height99.8 mm118.1 mm
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Width46.7 mm61.7 mm
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Thickness16.7 mm14 mm
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Weight86 g150.3 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 inches3.6 inches
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Resolution176 x 220 pixels480 x 800 pixels
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Pixel density157 ppi259 ppi
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Display colors262144262144
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Hardware
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CPU528 MHz ARM 11
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Chipset-Qualcomm MSM7200A
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GPU-Adreno 130
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Memory ROM-512 MB
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Internal storage20 MB-
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Memory RAM-288 MB
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Memory cardmicroSDmicroSD
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Memory card max-16 GB
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Main camera
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Main camera1.3 MP5 MP
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Primary camera resolution1280 x 1024 pixels2592 x 1944 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 cameraNoYes
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3 ringtonesVibration, MP3, WAV 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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WLANWi-Fi 802.11b, 802.11g
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USB1.12.0
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Bluetoothv2.1
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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(threaded view)
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Messaging MMSMMSMMS
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Messaging Email-Email
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Messaging IM-IM
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WAPWAP 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 mAh1500 mAh
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Talk time3 h 30 min5 h 50 min
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Standby time170 h324 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
