Apple announced its new iPhone 4 yesterday (7th June 2010) with several features and new iOS  4 after a year of iPhone 3GS release. This phone has a completely new design and 100+ new features.

Major changes on iPhone 4

• 9.3mm in thickness which is 24% thinner than iPhone 3GS.
• Display size remains 3.5 inches and double the pixel of 640 x 960 pixels.
• 800:1 contrast ratio and IPS technology for better color and viewing angle.
• Three axis gyro sensor that supports pitch, roll and 6-axis motion sensing. Best for gaming.
• 5MP camera with LED flash, tap to focus and 720p HD video recording with video light. Front Camera for video calling.
• Mute and volume up and down keys on the left.
• Mic, Connector and Speaker at the Bottom, headset connector , mic for noise cancellation and sleep/wake on top.
• Retina Display which has 4x more pixels (326 pixels per inch) than 3Gs.
• Bluetooth 2.1, Wi-Fi 802.11b/g/n, HSDPA 7.2 Mbps, HSUPA 5.76 Mbps
• Apple A4 processor like iPad.
• Better battery with 6hrs of 3G browsing, 10hrs of Wi-fi browsing and video playback , Talktime of 7hrs (3G) and 14hrs (2G), 40h Music and 300h of standby.

iOS 4 Features

1. Multitasking – which was mostly expected feature now available with iOS 4
2. iMovie to edit videos of 360, 420p and 720p. 5 different video transitions.
3. Unified Mail box, E-mail threading and conversation. Multiple Microsoft exchange account support.
4. Create folders and drag and drop app into it.
5. Now Search with Bing along with Google and Yahoo.
6. iBooks now on iPhone. Purchase book for one device and share it with iPad, iPod Touch and iPhone. Bookmark, place and notes sync with all the device.
7. iAds which is more interactive with the video ads.
8. Video calling both portrait and landscape with Face time using both front and rear camera.

Some of the features that are disappointing are it supports only iPhone 4 to iPhone 4 video calling (Face time) through Wi-fi only and absence of an FM Radio. iPhone 4 is available in two colors – black and white and pre-order will start on 15th June and goes would go on sale from 24th of June in U.S, France, Germany, U.K and Japan. Shipping for 18 more countries from July.

For more details check apple.com/iphone