Karbonn KT21 Express vs Vertu Ascent 2010
Karbonn KT21 Express
Vertu Ascent 2010
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Network
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2G networkGSMGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 1900, 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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Oficially announced2014-122010-4
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Status2010-4
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height117 mm
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Width46 mm
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Thickness19 mm
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Weight170 g
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ColorsBlackAluminium and Titanium versions with various colors
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size2.8 inches2.0 inches
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Resolution-240 x 320 pixels
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Pixel density-200 ppi
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Display colors-16777216
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Hardware
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Internal storage-8, 32 GB
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Memory cardmicroSD
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Memory card max32 GB-
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Main camera
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Main camera3.15 MP5 MP
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Primary camera resolution2048 x 1536 pixels2560 x 1920 pixels
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Primary camera videovideovideo
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary cameraNoNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic(64), MP3 ringtonesVibration; Polyphonic(64) ringtones, MP3
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Multimedia
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Radio-No
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Radio FMFM radio-
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Radio recordingFM recording-
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Connectivity
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WLAN
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USBYesmicroUSB 2.0
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BluetoothYesv2.0
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Bluetooth A2DP-Yes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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WAP-WAP 2.0/xHTML
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JavaYesYes
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Java MIDP-MIDP 2.0
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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 capacity1000 mAh-
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Talk time--
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Talk time 2G-5 h
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Talk time 3G-4 h
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Standby time--
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Standby time 2G-300 h
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Standby time 3G-300 h
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