Casio GzOne Ravine 2 vs Samsung U450 DoubleTake
Casio GzOne Ravine 2
Samsung U450 DoubleTake
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Network
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2G networkCDMA 800, 1900CDMA 800, 1900
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3G networkCDMA2000 1xEV-DOCDMA2000 1x
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EV-DO speed3.1 Mbps-
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Speed Yes-Yes
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GPRSYes
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EDGE
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Availability
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Oficially announced2011-112009-7
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Status2011-112009-7
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Design
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SIMMini-SIMMini-SIM
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Height109.9 mm108 mm
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Width50.5 mm53 mm
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Thickness21.1 mm17 mm
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Weight138 g100 g
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Keyboard-QWERTY
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ColorsBlackBlack, Red
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Display
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Display typeTFTTFT
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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 colors-262144
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Hardware
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Memory RAM256 MB-
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Internal storage512 MB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB-
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Main camera
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Main camera3.15 MP1.3 MP
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Primary camera resolution2048 x 1536 pixels1280 x 1024 pixels
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Primary camera videovideono
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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 cameraNoNo
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; MP3Vibration, MP3 ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLAN
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0v2.1
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSNo
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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 IM-IM
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WAP-WAP 2.0/xHTML
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JavaNoYes
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Java MIDP-MIDP 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 capacity1150 mAh960 mAh
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Talk time4 h 41 min5 h
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Standby time506 h300 h
