Karbonn K451+ Sound Wave vs ZTE X990D
Karbonn K451+ Sound Wave
ZTE X990D
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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GPRSYesYes
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EDGE
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Availability
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Oficially announced2014-122014-12
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Status2014-12
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height116.5 mm107 mm
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Width51.9 mm61 mm
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Thickness14.6 mm12 mm
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Weight90 g
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Keyboard-QWERTY
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ColorsSilver/BlackWhite
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Display
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Display typeTFTTFT resistive touchscreen
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Physical size2.4 inches2.5 inches
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Resolution240 x 320 pixels320 x 240 pixels
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Pixel density167 ppi160 ppi
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Display colors66560262144
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Hardware
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Memory cardmicroSDmicroSD
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Memory card max8 GB8 GB
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Main camera
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Main camera1.3 MP2 MP
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Primary camera resolution1280 x 1024 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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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, MP3 ringtonesVibration; MP3, ringtones
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Multimedia
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Radio FMFM radioStereo FM radio with RDS
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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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GPSNoNo
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Features
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Messaging SMSSMSSMS
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Messaging MMSMMSMMS
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Messaging Email-Email
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Messaging IM-IM
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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 capacity1800 mAh-
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Talk time8 h-
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Standby time500 h-
