Celkon C77 vs T-Mobile MDA Compact IV
Celkon C77
T-Mobile MDA Compact IV
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Network
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2G networkGSM 850, 1900GSM 900, 1800, 1900
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3G network-HSDPA 900, 2100
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HSDPA speed-HSDPA, 7.2 Mbps
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-122009
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Status
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height110.2 mm110 mm
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Width53.4 mm52 mm
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Thickness12.2 mm12 mm
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Weight93 g98 g
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ColorsGrayBlack
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Display
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Display typeTFT touchscreenTFT resistive touchscreen
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Physical size2.8 inches2.8 inches
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Resolution240 x 400 pixels480 x 640 pixels
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Pixel density167 ppi286 ppi
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Display colors-66560
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Hardware
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CPU528 MHz ARM 11
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Chipset-Qualcomm MSM7201A
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GPU-Adreno 130
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Memory ROM-256 MB
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Memory RAM-128 MB
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Internal storage-4 GB
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Memory cardmicroSD
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Memory card max16 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 videovideoCIF@30fps
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Primary camera Autofocus-autofocus
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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, Polyphonic, MP3 ringtonesVibration; Downloadable polyphonic, MP3, WAV, WMA ringtones
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Multimedia
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Radio FMStereo FM radioStereo FM radio with RDS
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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USBYesYes
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BluetoothYesv2.0
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Bluetooth A2DP-Yes
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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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WAP-WAP 2.0/xHTML
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JavaYesYes
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Java MIDP-MIDP 2.0
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Browser
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HTML-HTML (Opera 9.5)
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BrowserYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1200 mAh900 mAh
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Talk time9 h 10 min5 h 30 min
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Standby time400 h285 h
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OS
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OS-Microsoft Windows Mobile 6.1 Professional
