Celkon Millennia OCTA510 vs Nokia Lumia 635
Celkon Millennia OCTA510
Nokia Lumia 635
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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 2100HSDPA 850, 900, 2100
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4G network-LTE 800, 1800, 2600
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HSDPA speed21.1 MbpsHSDPA, 42.2 Mbps
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HSUPA speed5.76 MbpsHSUPA, 5.76 Mbps
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LTE speed-LTE, Cat3, 100 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-12014-4
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Status2015-12014-6
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Design
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SIMDual SIMMicro-SIM
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Height143.5 mm129.5 mm
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Width71 mm66.7 mm
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Thickness9.1 mm9.2 mm
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Weight136 g134 g
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ColorsWhiteBright Orange, black, bright green, bright yellow, white
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.0 inches4.5 inches
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Resolution720 x 1280 pixels480 x 854 pixels
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Pixel density294 ppi218 ppi
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Display colors1677721616777216
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Hardware
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CPUOcta-core 1.4 GHzQuad-core 1.2 GHz ARM Cortex-A7
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ChipsetMediatek MT6592MQualcomm Snapdragon 400
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GPUMali-400Adreno 305
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Memory RAM1 GB512 MB
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Internal storage8 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Microsoft Windows Phone 8.1
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Main camera
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Main camera8 MP5 MP
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Primary camera resolution3264 x 2448 pixels2592 x 1944 pixels
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Primary camera video720p720p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLED flash-
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Camera featuresGeo-tagging-
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Selfie camera
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Secondary camera-No
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Selfie camera3.15 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; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN DLNA-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB hostYes-
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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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 IM-IM
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Messaging Push Email-Push Email
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JavaYes, via Java MIDP emulatorNo
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SensorsAccelerometer, proximity-
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh1830 mAh
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Talk time--
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Talk time 2G-12 h
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Talk time 3G-14 h
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Standby time-648 h