Motorola EM28 vs Samsung R720 Admire
Motorola EM28
Samsung R720 Admire
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Network
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2G networkGSM 900, 1800, 1900CDMA 800, 1900
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3G network-CDMA2000 1xEV-DO
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EV-DO speed-2.4 Mbps
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2009-22011-6
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Status2011-9
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Design
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SIMMini-SIMMini-SIM
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Height94 mm116 mm
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Width49.5 mm60 mm
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Thickness17 mm12 mm
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Weight90 g117 g
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ColorsBlueBlack, Red
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Display
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Display typeTFTTFT capacitive touchscreen
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Physical size1.8 inches3.5 inches
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Resolution128 x 160 pixels320 x 480 pixels
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Pixel density114 ppi165 ppi
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Display colors66560262144
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Hardware
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CPU800 MHz
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Memory cardmicroSDmicroSD
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Memory card max2 GB32 GB
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Main camera
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Main camera1.3 MP3.15 MP
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Primary camera resolution1280 x 1024 pixels2048 x 1536 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3, AAC ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio with RDS-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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USBYesmicroUSB 2.0
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Bluetoothv2.0v3.0
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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(threaded view)
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Messaging MMSMMSMMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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WAPWAP 2.0/xHTML-
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JavaYesYes, via Java MIDP emulator
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Java MIDPMIDP 2.0-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity940 mAh1600 mAh
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Talk time7 h 30 min3 h
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Standby time250 h200 h
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OS
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OS-Android OS, v2.3.3 (Gingerbread)
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Browser
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HTML-Yes
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