Apple iPhone 4 – Review
iPhone 4 feels a bit ‘stiff’ compared to previous series. But its body is thinner (9.3 mm) than iPhone 3G (12.3 mm). iPhone 4G is also more slender (width 58.6 mm), compared to iPhone 3Gs that width 62.1 mm. For weight, the iPhone 4 2 grams heavier than the iPhone 3Gs. Front side and back of the phone is covered with glass panels which, according to Apple’s stronger and more scratch resistant.
Just like the previous series, the iPhone 4 decorated little ‘ornament’. Like the flat port, to insert the data cable and charger, which exist in the body down and flanked by two speakers. Then there is a hole 3.5 mm Jack (headset) and the power button on the top side. On the left side pinned buttons: Volume and Silent. SIM card slot is located on the right side of the body outside. How to insert the SIM card by pressing a small hole in the cover simcard slot using a needle, then place the SIM card will come out. Not forgetting the Home button (on the bottom of the screen) that characterizes the iPhone.
Same with the iPhone 3G, iPhone 4 is also a capacitive touch screen TFT 16 million colors, 3.5 inches. But the iPhone 4 screen display is much sharper, with a resolution of 640 x 960 pixels. Hence the iPhone with the screen named ‘Retina’. This screen adopts the same technology with the iPad, the IPS (In Plane Switching) to display a wider angle.