Celkon CT-910+ vs Lenovo A690
Celkon CT-910+
Lenovo A690
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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3G networkHSDPA 2100HSDPA 2100
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HSDPA speedHSDPAHSDPA
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HSUPA speedHSUPAHSUPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-72013-1
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Status2013-72013-1
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Design
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SIMYesDual SIM (Mini-SIM)
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Height193 mm124 mm
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Width123 mm65 mm
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Thickness9 mm11 mm
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Weight180 g134 g
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ColorsGrayBlack
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Display
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Display typeCapacitive touchscreenTFT capacitive touchscreen
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Physical size7.0 inches4.0 inches
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Resolution600 x 1024 pixels480 x 800 pixels
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Pixel density170 ppi233 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1 GHz1 GHz ARM Cortex-A9
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Chipset-Mediatek MT6575
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GPU-PowerVR SGX531
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Memory ROM-512 MB
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Memory RAM-512 MB
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Memory cardmicroSDmicroSD
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Memory card max64 GB32 GB
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OS
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OSAndroid OS, v4.1 (Jelly Bean)Android OS, v2.3.6 (Gingerbread)
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Main camera
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Main camera2 MP3.15 MP
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Primary camera resolution1600 x 1200 pixels2048 x 1536 pixels
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Primary camera videovideo480p
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Selfie camera
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Secondary cameraVGA cameraNo
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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, 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-FiWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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USBYesmicroUSB 2.0
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BluetoothYesYes
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GPSYes, with A-GPSYes, with A-GPS
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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 IMIM-
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JavaYes, via Java MIDP emulatorYes, 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 capacity3500 mAh1500 mAh
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Battery removableNon-removable-
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Talk time10 h-
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Standby time300 h-
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