iPhone 4, previously rumored to be named iPhone 4G or iPhone HD, is the thinnest smartphone offering from Apple, and has included a bunch of most advanced features and hardware specifications. As compared to its predecessor iPhone 3G S, the processor of new is powered by Apple A4 which is replaces 600MHz Cortex-A8 architecture and runs on newest iOS 4 operating systems. The new iPhone 4 is also featured with 3-5-inch high-resolution display with 960 x 640 pixels, comes with additional secondary VGA camera, supports FaceTime video calling and provides longer battery life.


iPhone 4


iPhone 3G S

The details specifications of iPhone 4 vs iPhone 3G S as below:

iPhone 4 iPhone 3G S
Processor Apple A4 600MHz, Cortex-A8 architecture
Operating system iOS 4 iPhone OS 3
Capacity 16GB or 32GB 8GB, 16GB or 32GB
Display 3.5-inch Multi-Touch display with 960 X 640 resolutions 3.5-inch Multi-Touch display with 480 x 320 resolutions
Primary camera 5-megapixel with flash and auto-focus function 3-megapixel with auto-focus function
Secondary Camera VGA resolution Nil
Video recording 720p at 30fps with optional iMovie VGA at 30fps
Connectivity Quadband GSM, pentaband HSPA Quadband GSM, triband HSPA
Sensors Accelerometer, compass, gyroscope Accelerometer, compass
FaceTime video calling Yes Nil
Available colors White and Black White and Black
Battery life Up to 7 hours talk time on 3G, 14 hours on 2G

Up to 10 hours data on WiFi

Up to 40 hours audio

Up to 10 hours video

Up to 5 hours talk time / data on 3G, 12 hours on 2G

Up to 9 hours data on WiFi

Up to 30 hours audio

Up to 10 hours video

Dimensions 115.2 x 58.6 x 9.3mm 115.5 x 62.1 x 12.3mm
Weight 137 grams / 4.8 oz. 135 grams / 4.76 oz.

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