BLU Deco Pro vs Karbonn A21
BLU Deco Pro
Karbonn A21
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G network-HSDPA 2100
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HSDPA speed-HSDPA, 7.2 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2011-72014-12
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Status2011
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height108.5 mm
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Width64 mm
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Thickness12.5 mm
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Weight75 g
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KeyboardQWERTY-
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ColorsBlack, WhitePearl White
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size2.6 inches4.5 inches
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Resolution320 x 240 pixels480 x 800 pixels
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Pixel density154 ppi207 ppi
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Display colors262144262144
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Hardware
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CPUDual-core 1.2 GHz
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Memory ROM1 GB-
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Memory RAM256 MB512 MB
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Internal storage-4 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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Main camera
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Main camera3.2 MP5 MP
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Primary camera resolution2048 x 1536 pixels2592 x 1944 pixels
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Primary camera videovideovideo
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraNo-
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Selfie camera1.3 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, MP3 ringtonesVibration, MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g, 802.11n
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USBYesmicroUSB 2.0
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Bluetoothv2.1v2.1
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Bluetooth A2DPYesYes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMSSMS(threaded view)
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Messaging MMSMMSMMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push EmailPush EmailPush Email
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WAPWAP 2.0/xHTML-
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JavaYesYes, via Java MIDP emulator
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1200 mAh1800 mAh
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Talk time3 h 30 min5 h
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Standby time250 h200 h
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OS
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OS-Android OS, v4.0 (Ice Cream Sandwich)
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Browser
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HTML-Yes
