Acer DX900 vs Samsung C6712 Star II DUOS
Acer DX900
Samsung C6712 Star II DUOS
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 1900, 2100-
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HSDPA speedHSDPA, 7.2 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2009-42011-4
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Status2011-5
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM, dual stand-by)
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Height106 mm109.5 mm
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Width60.5 mm56 mm
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Thickness17 mm12.2 mm
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Weight147 g100 g
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ColorsBlackBlack
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Display
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Display typeTFT resistive touchscreenTFT capacitive touchscreen
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Physical size2.8 inches3.2 inches
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Resolution480 x 640 pixels240 x 400 pixels
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Pixel density286 ppi146 ppi
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Display colors66560262144
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Hardware
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CPU533 MHz Samsung S3C 6410
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Memory ROM256 MB-
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Memory RAM128 MB-
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Internal storage-30 MB
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Memory cardmicroSDmicroSD
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Memory card max-16 GB
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OS
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OSMicrosoft Windows Mobile 6.1 Professional-
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Main camera
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Main camera3.15 MP3.15 MP
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Primary camera resolution2048 x 1536 pixels2048 x 1536 pixels
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Primary camera videovideo320p@15fps
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraVGA cameraNo
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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, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio with RDS
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Radio recording-FM recording
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Connectivity
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WLANWi-Fi 802.11b, 802.11gWi-Fi 802.11b, 802.11g, 802.11n
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USBYesmicroUSB 2.0
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Bluetoothv2.0v3.0
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Bluetooth A2DPYesYes
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GPSYes, SiRF Star III chipsetNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging Instant MessagingInstant Messaging-
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Messaging EmailEmailEmail
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Messaging IM-IM
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WAP-WAP 2.0/xHTML
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Java-Yes
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Java MIDP-MIDP 2.0
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity1530 mAh1200 mAh
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Talk time10 h10 h
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Standby time150 h550 h
