Sony Ericsson Z770 vs T-Mobile Comet
Sony Ericsson Z770
T-Mobile Comet
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Network
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2G networkGSM 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 900, 1700, 2100
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HSDPA speedHSDPA, 3.6 MbpsHSDPA, 7.2 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2008-32010-11
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Status2010-11
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Design
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SIMMini-SIMMini-SIM
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Height93 mm104.1 mm
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Width48 mm55.9 mm
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Thickness16 mm12.7 mm
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Weight91 g102.1 g
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ColorsExquisite Gold, Graphite Black, Vogue RedBlack
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Display
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Display typeTFTTFT capacitive touchscreen
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Physical size2.2 inches2.8 inches
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Resolution240 x 320 pixels240 x 320 pixels
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Pixel density182 ppi143 ppi
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Display colors262144262144
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Hardware
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CPU528 MHz ARM 11
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Chipset-Qualcomm MSM7225
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Internal storage32 MB-
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Memory cardMemory Stick Micro (M2)microSD
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Memory card max8 GB32 GB
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Memory card included-2 GB
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Main camera
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Main camera2 MP3.15 MP
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Primary camera resolution1600 x 1200 pixels2048 x 1536 pixels
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Primary camera video320p@15fpsCIF
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; Downloadable polyphonic, MP3, AAC ringtonesVibration, MP3 ringtones
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Multimedia
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Radio FMStereo FM radio with RDSFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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USB2.0microUSB 2.0
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Bluetoothv2.0v2.0
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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 Instant MessagingInstant Messaging-
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Messaging EmailEmailEmail
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Messaging IM-IM
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Messaging Push Email-Push Mail
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RSSRSS reader-
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WAPWAP 2.0/HTML (NetFront 3.4)-
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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-PoLi-Ion
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Battery capacity930 mAh1200 mAh
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Talk time8 h 30 min9 h
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Standby time350 h288 h
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OS
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OS-Android OS, v2.2 (Froyo)
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Browser
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HTML-Yes
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Adobe Flash-Yes
