Celkon 2GB Xpress vs Digma Vox S509 3G
Celkon 2GB Xpress
Digma Vox S509 3G
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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3G networkHSDPA 2100HSDPA 1900
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-72017
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Status2015-72017
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Design
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SIMDual SIMDual SIM (Micro-SIM, dual stand-by)
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Height133.5 mm144 mm
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Width66.5 mm73 mm
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Thickness10.1 mm10 mm
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Weight134 g146 g
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ColorsBlackBlack, Silver
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Display
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Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
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Physical size4.5 inches5 inches
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Resolution480 x 800 pixels480 x 854 pixels
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Pixel density207 ppi196 ppi
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Display colors-16777216
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Protection-2.5D curved glass screen
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Multitouch-Yes
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Hardware
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CPUQuad-core 1.2 GHzQuad-core 1.3 GHz ARM Cortex-A7
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ChipsetSpreadtrum 7731Spreadtrum SC7731C
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GPUMali-400Mali-400 MP1
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Memory RAM2 GB2 GB
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Internal storage16 GB16 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Android OS, v7.0(Nougat)
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Main camera
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Main camera5 MP5 MP
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Primary camera resolution2592 x 1944 pixels2592 x 1944 pixels
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Primary camera videovideo720p@30fps
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashLED flash
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Camera featuresYesAutofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, exposure compensation, self-timer, scene mode
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Selfie camera
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Selfie camera1.3 MP2 MP
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Selfie camera video-480p@30fps 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 ringtones-
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Earpiece-Yes
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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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.1v2.1
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Bluetooth A2DP-Yes
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Bluetooth EDRYes-
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GPSYesYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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JavaNo-
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SensorsAccelerometerAccelerometr, light, 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 capacity1500 mAh2100 mAh
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Battery removable-Removable
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Talk time--
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Standby time--