Lenovo IdeaPad K1 vs Micromax Ninja A91
Lenovo IdeaPad K1
Micromax Ninja A91
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Network
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2G networkGSM 900, 1800
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3G networkHSDPA 2100HSDPA 2100
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HSDPA speedHSDPAHSDPA
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HSUPA speedHSUPAHSUPA
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EV-DO speed3.1 Mbps-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2011-62013-3
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Status2011-72013-3
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Design
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SIMNoDual SIM
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Height264 mm130 mm
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Width189 mm66 mm
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Thickness13.3 mm10 mm
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Weight750 g149.1 g
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ColorsBlack, Brown, Red, WhiteBlack
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Display
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Display typeTFT capacitive touchscreenTFT touchscreen
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Physical size10.1 inches4.5 inches
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Resolution800 x 1280 pixels480 x 854 pixels
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Pixel density149 ppi218 ppi
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Display colors16777216-
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A9Dual-core 1 GHz ARM Cortex-A9
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ChipsetNvidia Tegra 2 T20Mediatek MT6577
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GPUULP GeForcePowerVR SGX531u
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Memory RAM1 GB-
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Internal storage16, 32 GB2 GB
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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, v3.1 (Honeycomb)Android OS, v4.0 (Ice Cream Sandwich)
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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 video720pvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Secondary camera-VGA camera
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Selfie camera2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsN/AVibration, Polyphonic, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-FM 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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USBminiUSB 2.0Yes
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Bluetoothv2.1v3.0
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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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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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity7400 mAh-
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Battery removableNon-removable-
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Talk time10 h4 h 30 min
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Standby time-230 h