Samsung S5550 Shark 2 vs Samsung U450 DoubleTake
Samsung S5550 Shark 2
Samsung U450 DoubleTake
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Network
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2G networkGSM 850, 900, 1800, 1900CDMA 800, 1900
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3G networkHSDPA 900, 2100CDMA2000 1x
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HSDPA speedHSDPA, 3.6 Mbps-
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Speed Yes-Yes
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2010-12009-7
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Status2010-32009-7
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Design
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SIMMini-SIMMini-SIM
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Height101.8 mm108 mm
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Width48.7 mm53 mm
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Thickness14.8 mm17 mm
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Weight99 g100 g
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Keyboard-QWERTY
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ColorsBlack, PinkBlack, Red
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Display
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Display typeAMOLEDTFT
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Physical size2.2 inches2.1 inches
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Resolution240 x 320 pixels176 x 220 pixels
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Pixel density182 ppi134 ppi
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Display colors262144262144
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Hardware
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Internal storage110 MB-
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Memory cardmicroSDmicroSD
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Memory card max16 GB-
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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 video320p@30fpsno
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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 cameraYesNo
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; MP3 ringtonesVibration, MP3 ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio-
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Radio recordingFM recording-
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Connectivity
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WLAN
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USB2.0microUSB 2.0
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Bluetoothv2.1v2.1
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Bluetooth A2DPYesYes
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GPSNoNo
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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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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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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity960 mAh960 mAh
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Talk time-5 h
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Talk time 2G11 h 40 min-
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Talk time 3G5 h 25 min-
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Standby time-300 h
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Standby time 2G623 h-
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Standby time 3G412 h-
