Samsung Droid Charge I510 vs Samsung U450 DoubleTake
Samsung Droid Charge I510
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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4G networkLTE 700 MHz Class 13-
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EV-DO speed3.1 Mbps-
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Speed Yes-Yes
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LTE speed15 Mbps-
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GPRS
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EDGE
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Availability
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Oficially announced2011-12009-7
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Status2011-52009-7
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Design
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SIMMini-SIMMini-SIM
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Height130 mm108 mm
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Width68 mm53 mm
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Thickness12 mm17 mm
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Weight143 g100 g
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Keyboard-QWERTY
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ColorsBlackBlack, Red
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Display
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Display typeSuper AMOLED Plus capacitive touchscreenTFT
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Physical size4.3 inches2.1 inches
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Resolution480 x 800 pixels176 x 220 pixels
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Pixel density217 ppi134 ppi
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Display colors16777216262144
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Hardware
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CPU1 GHz ARM Cortex-A8
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ChipsetHummingbird-
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GPUPowerVR SGX540-
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Internal storage2 GB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v2.2 (Froyo)-
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Main camera
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Main camera8 MP1.3 MP
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Primary camera resolution3264 x 2448 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 camera-No
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Selfie camera1.3 MP
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, MP3 ringtones
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYes-
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WLAN DLNAYes-
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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 SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Mail-
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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorYes
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Java MIDP-MIDP 2.0
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Browser
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HTMLHTML5-
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1600 mAh960 mAh
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Talk time11 h5 h
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Standby time280 h300 h
