Motorola EM28 vs Sony Ericsson K770
Motorola EM28
Sony Ericsson K770
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800, 1900
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3G network-UMTS 2100
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Speed Yes-Yes, 384 kbps
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2009-22007-8
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Status
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Design
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SIMMini-SIMMini-SIM
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Height94 mm105 mm
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Width49.5 mm47 mm
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Thickness17 mm14.5 mm
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Weight90 g95 g
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ColorsBlueHenna Bronze, Natural Brown, Sandy Beige, Serene Black, Soft Black, Truffle Brown, Ultra Violet
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Display
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Display typeTFTTFT
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Physical size1.8 inches1.9 inches
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Resolution128 x 160 pixels240 x 320 pixels
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Pixel density114 ppi211 ppi
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Display colors66560262144
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Hardware
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Internal storage-16 MB
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Memory cardmicroSDMemory Stick Micro (M2)
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Memory card max2 GB-
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Memory card included-256 MB
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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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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraNoVGA camera
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3, AAC ringtonesVibration; Downloadable polyphonic, MP3 ringtones, composer
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Multimedia
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Radio FMStereo FM radio with RDSStereo FM radio with RDS
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Connectivity
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WLAN
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USBYes2.0
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Bluetoothv2.0v2.0
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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 Instant Messaging-Instant Messaging
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Messaging Email-Email
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RSS-RSS feeds
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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-Po
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Battery capacity940 mAh930 mAh
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Talk time7 h 30 min-
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Talk time 2G-10 h
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Talk time 3G-2 h 35 min
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Standby time250 h-
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Standby time 2G-400 h
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Standby time 3G-400 h
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Browser
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HTML-HTML (NetFront)
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