Celkon A1 vs Lenovo A690
Celkon A1
Lenovo A690
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900
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3G network-HSDPA 2100
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HSDPA speed-HSDPA
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HSUPA speed-HSUPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2013-1
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Oficially announced2014-122013-1
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height113.5 mm124 mm
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Width54.5 mm65 mm
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Thickness12.3 mm11 mm
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Weight127 g134 g
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ColorsBlackBlack
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Display
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Display typeTFT touchscreenTFT capacitive touchscreen
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Physical size3.2 inches4.0 inches
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Resolution240 x 400 pixels480 x 800 pixels
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Pixel density146 ppi233 ppi
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Display colors-16777216
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Hardware
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CPU1 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 max32 GB32 GB
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OS
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OSAndroid OS, v2.2.1 (Froyo)Android OS, v2.3.6 (Gingerbread)
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Main camera
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Main camera3.15 MP3.15 MP
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Primary camera resolution2048 x 1536 pixels2048 x 1536 pixels
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Primary camera videovideo480p
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Selfie camera
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Secondary cameraNoNo
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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 FMStereo FM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11gWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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USB2.0microUSB 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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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1000 mAh1500 mAh
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Talk time5 h-
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Standby time400 h-
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