Celkon C770 Dj vs Philips W820
Celkon C770 Dj
Philips W820
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkYesHSDPA 2100
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HSDPA speed-HSDPA, 7.2 Mbps
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Speed YesYes-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-122012-3
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Status
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height118 mm114.6 mm
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Width52 mm57.7 mm
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Thickness12.9 mm14.8 mm
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Weight143 g
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ColorsBlack/RedBlack
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Display
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Display typeTFTTFT capacitive touchscreen
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Physical size2.4 inches3.2 inches
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Resolution240 x 320 pixels320 x 480 pixels
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Pixel density167 ppi180 ppi
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Hardware
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Memory ROM-512 MB
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Internal storage-90 MB
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Memory cardmicroSDmicroSD
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Memory card max16 GB32 GB
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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 videovideo176x144@15fps
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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 cameraNoYes
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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 FMStereo FM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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WLAN WiFi Hotspot-Yes
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USBYes2.0
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BluetoothYesYes
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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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JavaNoYes, via Java MIDP emulator
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Browser
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HTML-Yes
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BrowserYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1350 mAh2100 mAh
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Talk time9 h 10 min8 h
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Standby time350 h600 h
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OS
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OS-Android OS, v2.3 (Gingerbread)
