Karbonn A4 vs Samsung Omnia W I8350
Karbonn A4
Samsung Omnia W I8350
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Network
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2G networkGSM 850, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 900, 2100
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HSDPA speedHSDPAHSDPA, 14.4 Mbps
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HSUPA speedHSUPAHSUPA, 5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-32011-9
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Status2013-32011-10
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height124.8 mm115.6 mm
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Width66 mm58.8 mm
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Thickness9.5 mm10.9 mm
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Weight75 g115.3 g
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ColorsWhite/BlackBlack
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Display
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Display typeTFT capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size4.0 inches3.7 inches
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Resolution320 x 480 pixels480 x 800 pixels
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Pixel density144 ppi252 ppi
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Display colors26214416777216
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Hardware
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CPU1.4 GHz Scorpion
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Chipset-Qualcomm MSM8255 Snapdragon
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GPU-Adreno 205
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Internal storage256, 512 MB8 GB
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Memory RAM-512 MB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v2.3.6 (Gingerbread)Microsoft Windows Phone 7.5 Mango
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Main camera
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Camera type-Photo / Video
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Main camera3.15 MP5 MP
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Primary camera resolution2048 x 1536 pixels2592 x 1944 pixels
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Primary camera videovideo720p@30fps
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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 cameraYesVGA camera
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, MP3, WAV ringtonesVibration, MP3, WAV ringtones
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Multimedia
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Radio FMFM radioStereo FM radio with RDS
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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USBYesmicroUSB 2.0
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BluetoothYesv2.1
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Bluetooth A2DP-Yes
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GPSNoYes, with A-GPS
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GPS Maps-Bing map
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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 IMIMIM
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Messaging Push Email-Push Email
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JavaYes, via Java MIDP emulatorNo
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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 capacity1400 mAh1500 mAh
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Talk time4 h 20 min7 h
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Standby time250 h370 h
