Celkon A77 vs Philips T539
Celkon A77
Philips T539
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G network-TD-SCDMA
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HSPA speed-HSPA
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2012-122012-11
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Status2012-122012-11
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height118 mm131 mm
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Width61 mm68 mm
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Thickness13.5 mm11.2 mm
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Weight104 g
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ColorsBlack, WhiteBlack/Gold
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size3.5 inches4.3 inches
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Resolution320 x 420 pixels480 x 800 pixels
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Pixel density151 ppi217 ppi
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Display colors-262144
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Hardware
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CPU1 GHz
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Memory ROM-512 MB
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Internal storage-180 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v2.3 (Gingerbread)Android OS, v2.3 (Gingerbread)
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Main camera
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Main camera2 MP5 MP
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Primary camera resolution1600 x 1200 pixels2592 x 1944 pixels
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Primary camera videovideo480p
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Selfie camera
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Secondary cameraYesNo
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3 ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g
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WLAN WiFi Hotspot-Yes
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USBmicroUSB 2.02.0
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BluetoothYesYes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1300 mAh1630 mAh
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Talk time4 h 45 min6 h
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Standby time130 h240 h
