Karbonn Titanium Wind W4 vs ZTE Optik
Karbonn Titanium Wind W4
ZTE Optik
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Network
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2G networkGSM 900, 1800, 1900CDMA 800, 1900
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3G networkHSDPA 2100CDMA2000 1xEV-DO
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HSPA speedHSPA-
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EV-DO speed-3.1 Mbps
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GPRSYes
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EDGEYes
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Availability
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Status2014-92012-2
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Oficially announced2014-92012-2
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Design
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SIMDual SIMMini-SIM
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Height125.1 mm193 mm
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Width64.3 mm119.4 mm
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Thickness11 mm13.2 mm
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Weight400 g
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ColorsBlack, Red, WhiteBlack
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Display
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Display typeCapacitive touchscreenTFT capacitive touchscreen
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Physical size4.0 inches7.0 inches
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Resolution480 x 800 pixels800 x 1280 pixels
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Pixel density233 ppi216 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.2 GHzDual-core 1.2 GHz Scorpion
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Chipset-Qualcomm MSM8660 Snapdragon
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Memory RAM512 MB1 GB
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Internal storage4 GB16 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSMicrosoft Windows Phone 8.1Android OS, v3.2 (Honeycomb)
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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 videovideovideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flash-
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Camera featuresYes-
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration; MP3, WAV ringtonesN/A
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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-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv2.1
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Bluetooth A2DP-Yes
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Bluetooth EDR-Yes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaNoYes, via Java MIDP emulator
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SensorsYes-
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Browser
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HTMLYesHTML5
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Adobe Flash-Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1950 mAh4000 mAh
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Battery removable-Non-removable
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Talk time8 h-
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Standby time240 h-
