Samsung U450 DoubleTake vs Samsung W850
Samsung U450 DoubleTake
Samsung W850
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Network
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2G networkCDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkCDMA2000 1xHSDPA 2100
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HSDPA speed-HSDPA, 7.2 Mbps
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HSUPA speed-HSUPA, 5.76 Mbps
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Speed YesYes-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2009-72009-6
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Status2009-72009-6
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Design
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SIMMini-SIMMini-SIM
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Height108 mm115.2 mm
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Width53 mm58.3 mm
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Thickness17 mm13.1 mm
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Weight100 g120.8 g
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KeyboardQWERTY-
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ColorsBlack, RedRose Black, Snow White, Valentine Pink
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Display
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Display typeTFTAMOLED resistive touchscreen
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Physical size2.1 inches3.5 inches
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Resolution176 x 220 pixels480 x 800 pixels
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Pixel density134 ppi267 ppi
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Display colors26214416777216
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Hardware
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CPU800 MHz ARM 11
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Chipset-Qualcomm MSM6246
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Internal storage-440 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 videonovideo
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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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, MP3 ringtonesVibration, MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio with RDS
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Connectivity
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WLAN
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.1v2.1
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Bluetooth A2DPYesYes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push 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 capacity960 mAh1200 mAh
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Talk time5 h-
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Talk time 2G-3 h 40 min
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Talk time 3G-5 h 10 min
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Standby time300 h-
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Standby time 2G-400 h
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Standby time 3G-450 h
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Browser
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HTML-Yes
