Acer M900 vs Palm Centro
Acer M900
Palm Centro
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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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HSUPA speedHSUPA, 2 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2009-62008-3
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Status
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Design
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SIMMini-SIMMini-SIM
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Height119 mm107.2 mm
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Width62 mm53.5 mm
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Thickness17.1 mm18.6 mm
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Weight188 g124 g
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KeyboardQWERTYQWERTY
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ColorsBlackCobalt, Electric Blue, Glacier, Midnight, Obsidian, Olive, Onyx, Rose
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Display
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Display typeTFT resistive touchscreenTFT resistive touchscreen
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Physical size3.8 inches2.25 inches
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Resolution480 x 800 pixels320 x 320 pixels
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Pixel density246 ppi201 ppi
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Display colors6656066560
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Hardware
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CPU533 MHz Samsung S3C 6410312 MHz 32-bit
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Internal storage-64 MB
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Memory cardmicroSDmicroSD
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Memory card max-4 GB
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OS
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OSMicrosoft Windows Mobile 6.1 ProfessionalPalm OS 5.4.9
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Main camera
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Main camera5 MP1.3 MP
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Primary camera resolution2592 x 1944 pixels1280 x 1024 pixels
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Primary camera videovideovideo
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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 jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3, WAV ringtonesVibration; Downloadable polyphonic ringtones
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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USBYesYes
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Bluetoothv2.0v1.2
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Bluetooth A2DPYesYes
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Infrared-Yes
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GPSYes, SiRF Star III chipsetNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging Instant MessagingInstant Messaging-
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Messaging EmailEmailEmail
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WAP-WAP 2.0 / HTML (Blazer 4.5)
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JavaYesNo
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Java MIDPMIDP 2.0-
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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1530 mAh1150 mAh
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Talk time4 h4 h
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Standby time470 h300 h
