Differences iPhone 4S and iPhone 4

iPhone-4-VS-iPhone-4S

iPhone 4S been officially announced by Apple yesterday (4 Oct) in the iPhone event at Apple Campus, Cupertino, California. For those of you who are new to the iPhone perhaps the question arises whether iPhone 4S same with iPhone 4? Well, you will not find a difference in a visual form that can be directly seen, but eye as described by Apple, iPhone 4S is an upgraded version of iPhone 4 with additional new features of interest.

iPhone 4S Pre-orders will begin on 7 October for the Americas region. Afterwards Apple promised to release iPhone 4S to other countries. Before entering Indonesia, you should look at the things that distinguishes iPhone 4S of iPhone 4.

1. Form Factor
- iPhone 4S: 115.2 x 58.6 x 9.3mm, 140g
- iPhone 4: 115.2 x 58.6 x 9.3mm, 137g

After so many new iPhone cell phone made by a variety of designer products, Apple actually releases the exact same iPhone 4S shape with iPhone 4. The difference, iPhone 4S slightly more weight than iPhone 4.

2. Display
- iPhone 4S: 3.5 inch, 960x640px, LCD with IPS
- iPhone 4: 3.5 inch, 960x640px, LCD with IPS

One of the iPhone hardware required a lot of sides to get an upgrade is on display. Unfortunately Apple does not make changes to the display iPhone 4S. Despite the very high pixel density (326ppi) but there is no upgrade from the touchscreen iPhone 4 size.

3. Engine Room
- iPhone 4S: Apple A5
- iPhone 4: Apple A4

Like iPhone 3GS, the letter ‘S’ is the term given to refer to Apple’s ‘Speed’. Similarly iPhone 4S which has a higher speed than iPhone 4. Was not separated from the A5 processor used iPhone 4S; a processor that Apple was first used for the iPad 2.

Apple A4 processor consists of a CPU 1GHz ARM Cortex-A8 core combined with a Hummingbird and PowerVR SGX GPU graphics processor 535. All that is supported with 512MB RAM.

While Apple A5 is a chip that uses a dual-core processor 1GHz ARM Cortex-A9. For the graphics performance of Apple upgraded to dual-core SGX543MP2 PowerVR GPU while still using 512MB of RAM. According to Apple, CPU iPhone 4S have 2x higher power than its predecessor and the GPU can work 7x faster than iPhone 4.

4. Imaging
- iPhone 4S: 8MP rear, front VGA, 1080p video
- iPhone 4: 5MP rear, front VGA, 720p video

One obvious upgrade is on the camera iPhone 4S. Apple to improve the quality of the 5MP camera at 8MP iPhone 4 be in iPhone 4S. The new sensor also provides optimization of the capture video from 720p to 1080p.

Well, actually the high megapixels are not the only determinant of good or poor quality images and video. Apple in this regard has improved optics in iPhone 4S by opening the maximum aperture of f/2.8 to f/2.4. In addition there is a change in image sensor technology is said to be capable of absorption 73% more light. The camera also has an additional iPhone 4S face detection, stabilization and noise reduction. In short, iPhone 4S camera to capture sharper images in low light.

A4-A5