Introducing specs of "iPhone 4" released on June 24 thoroughly with high resolution image - GIGAZINE
iPhone Screen Resolution for iPhone 4 is 960×640 pixels, prior iPhone is 480×320 | OSXDaily
Amazon.com: UNI T UTi120MS Thermal Camera for iPhone iOS, Infrared Cameras Thermal Imaging, 120X90 IR Resolution,Thermal Imager,-4°F~1022°F Temperature Range,25Hz Frame Rate,Support Video Recording : Industrial & Scientific
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Compared: iPhone 4S vs iPhone 4 vs iPhone 3GS - The Next Web
7.9mm iPhone 5 to come with 4.1" screen, 1136 x 640 resolution - GSMArena.com news
Comparing the iPhone 4S vs iPhone 4 vs iPhone 3Gs vs Galaxy S II | OSXDaily
Apple iPhone 4 (4th Gen) Dimensions & Drawings | Dimensions.com
iPhone 4 Camera Upgrades: HD Video Recording and Front-facing Camera for Video Calling