The stainless steel body signify strength with glass on both front and back of the casing. Apple increased the pixel density dramatically by 4 times with the same amount of space. The new iPhone 4 has a 3.5" display with 960x640 pixels. That is 326 pixels per inch or 800:1 contrast. The new iOS 4 will automatically make iPhone apps work on a higher resolution Retina display too. The new iPhone 4 is powered by the new A4 chip. With a bigger battery and better power management by A4, the new iPhone 4 said to improve in it's battery life. 7hours in 3G talk, 6hours 3G browsing, 10hours WiFi browsing, 10hours movie, 40hours of music and 300hours of standby mode.
iPhone 4 powered by A4, 32GB internal memory, quad-band HSDPA/HSUPA, dual mics, 802.11n connectivity. It also come with a three-axis gyroscope which means, the new iPhone 4 has accelerometer together with GPS and all together 6-axis motion sensing. Gaming on smartphone wouldn't be the same anymore. The smartphone comes with a camera with 5x digital zoom which include a LED Flash and HD video recording (eat that SE Viva). Here's something strange, where the video call on works under WiFi. But we all know bout that beforehand if you'd been following up with the news. The video call works in both portrait and landscape mode.