HTC 7 Surround vs Karbonn A11
HTC 7 Surround
Karbonn A11
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 850, 1900, 2100HSDPA 2100
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HSDPA speedHSDPA, 7.2 MbpsHSDPA, 7.2 Mbps
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HSUPA speedHSUPA, 2 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2010-102014-12
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Status2010-11
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height119.7 mm
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Width61.5 mm
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Thickness13 mm
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Weight165 g
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ColorsBlackBlack/White
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Display
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Display typeCapacitive touchscreenTFT capacitive touchscreen
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Physical size3.8 inches4.0 inches
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Resolution480 x 800 pixels480 x 800 pixels
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Pixel density246 ppi233 ppi
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Display colors16777216262144
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Hardware
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CPU1 GHz Scorpion1 GHz
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ChipsetQualcomm QSD8250 Snapdragon-
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GPUAdreno 200-
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Memory ROM512 MB-
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Internal storage16 GB4 GB
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Memory RAM448 MB512 MB
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Memory cardmicroSD
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Memory card max-32 GB
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OS
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OSMicrosoft Windows Phone 7Android OS, v4.0.4 (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 Autofocusautofocusautofocus
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Primary camera flashLED flashLED 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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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration, MP3, WAV ringtonesVibration, MP3, WAV ringtones
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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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.1v4.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GPS MapsBing Maps-
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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 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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Java MIDPMIDP 2.0-
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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 capacity1230 mAh1500 mAh
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Talk time-5 h
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Talk time 2G4 h-
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Talk time 3G4 h 10 min-
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Standby time-200 h
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Standby time 2G275 h-
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Standby time 3G255 h-
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Multimedia
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Radio-No