Celkon A403 vs Nokia Lumia 620
Celkon A403
Nokia Lumia 620
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 850, 900, 1900, 2100
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HSDPA speed-HSDPA, 21 Mbps
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HSUPA speed-HSUPA, 5.76 Mbps
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HSPA speedHSPA-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-82012-12
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Status2015-82013-1
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Design
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SIMDual SIMMicro-SIM
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Height125 mm115.4 mm
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Width65 mm61.1 mm
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Thickness10.2 mm11 mm
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Weight113 g127 g
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ColorsBlack, Light Blue, Red, YellowLime green, black, cyan, magenta, orange, white, yellow
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Display
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Display typeCapacitive touchscreenTFT capacitive touchscreen
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Physical size4.0 inches3.8 inches
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Resolution480 x 800 pixels480 x 800 pixels
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Pixel density233 ppi246 ppi
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Display colors-16777216
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Hardware
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CPU1.0 GHz1 GHz Dual-core Krait
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ChipsetSpreadtrum SC7715Qualcomm Snapdragon S4
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GPU-Adreno 305
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Memory RAM512 MB512 MB
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Internal storage4 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB64 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Microsoft Windows Phone 8
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Main camera
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Camera type-Photo / Video
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Main camera3.15 MP5 MP
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Primary camera resolution2048 x 1536 pixels2592 x 1936 pixels
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Primary camera videovideo720p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Camera featuresYes-
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Selfie camera
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Secondary camera-VGA camera
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Selfie camera1.3 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-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv3.0
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Bluetooth A2DP-Yes
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Bluetooth EDR-Yes
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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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JavaNoNo
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SensorsAccelerometer-
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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 capacity1400 mAh1300 mAh
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Talk time--
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Talk time 2G-14 h 40 min
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Talk time 3G-9 h 50 min
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Standby time-330 h