Archos 50b Helium 4G vs Celkon C770 Dj
Archos 50b Helium 4G
Celkon C770 Dj
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 2100Yes
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HSDPA speed42.2 Mbps-
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HSUPA speed11.5 Mbps-
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Speed Yes-Yes
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-102014-12
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Status2014-12
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Design
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SIMDual SIM (Micro-SIM, dual stand-by, dual call)Dual SIM (Mini-SIM)
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Height145 mm118 mm
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Width71.5 mm52 mm
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Thickness9 mm12.9 mm
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Weight160 g
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ColorsBlackBlack/Red
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size5.0 inches2.4 inches
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Resolution720 x 1280 pixels240 x 320 pixels
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Pixel density294 ppi167 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A53
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ChipsetQualcomm MSM8916 Snapdragon 410-
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GPUAdreno 306-
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Memory RAM1 GB-
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Internal storage8 GB-
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Memory cardmicroSDmicroSD
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Memory card max128 GB16 GB
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OS
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OSAndroid OS, v4.4.4 (KitKat)-
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Main camera
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Main camera8 MP2 MP
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Primary camera resolution3264 x 2448 pixels1600 x 1200 pixels
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Primary camera video1080pvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Camera featuresYes-
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Selfie camera
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Secondary camera-No
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Selfie camera2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMFM radioStereo FM radio
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Connectivity
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WLANWi-Fi
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0Yes
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Bluetoothv4.0Yes
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Mail-
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JavaYes, via Java MIDP emulatorNo
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SensorsAccelerometer, compass, proximity-
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Browser
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HTMLHTML5-
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Browser-Yes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity2000 mAh1350 mAh
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Talk time-9 h 10 min
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Standby time-350 h
