Difference Between iPhone4 And iPhone4S

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	iPhone4	iPhone4S
Available Capacity	16GB, 32GB	16GB, 32GB, 64GB
Size And Weight	Height:115.2 mm (4.5 inches) Width:58.6 mm (2.31 inches) Depth:9.3 mm (0.37 inches) Weight:137 grams (4.8 ounces)	Height: 4.5 inches (115.2 mm) Width: 2.31 inches (58.6 mm) Depth: 0.37 inch (9.3 mm) Weight: 4.9 ounces (140 grams)
Display	·          Retina display ·          3.5-inch (diagonal) widescreen Multi-Touch display ·          960x640-pixel resolution at 326 ppi ·          800:1 contrast ratio (typical) ·          Fingerprint-resistant oleophobic coating front and back ·          Support for display of multiple languages and characters simultaneously	·          Retina display ·          3.5-inch (diagonal) widescreen Multi-Touch display ·          960-by-640-pixel resolution at 326 ppi ·          800:1 contrast ratio (typical) ·          500 cd/m2 max brightness (typical) ·          Fingerprint-resistant oleophobic coating on front and back ·          Support for display of multiple languages and characters simultaneously
Camera, Photos And Video	5-megapixel still camera Tap to focus video or still images LED flash Video recording, HD (720p) up to 30 frames per second with audio VGA-quality photos and video at up to 30 frames per second with the front camera   Photo and video geotagging	·          8-megapixel camera ·          Autofocus ·          Tap to focus ·          Face detection in still images ·          LED flash ·          Video recording, HD (1080p) up to 30 frames per second with audio ·          Video stabilization ·          Front camera with VGA-quality photos and video at up to 30 frames per second ·          Photo and video geotagging
Power And Battery	Built-in rechargeable lithium-ion battery Charging via USB to computer system or power adapter Talk time: up to 7 hours on 3G up to 14 hours on 2G Standby time: up to 300 hours Internet use: up to 6 hours on 3G up to 10 hours on Wi-Fi ·          Video playback: up to 10 hours ·          Audio playback: up to 40 hours	Built-in rechargeable lithium-ion battery Charging via USB to computer system or power adapter Talk time: Up to 8 hours on 3G, up to 14 hours on 2G (GSM) Standby time: Up to 200 hours Internet use: Up to 6 hours on 3G, up to 9 hours on Wi-Fi Video playback: Up to 10 hours Audio playback: Up to 40 hours
Sensors	·          3-axis gyro ·          Accelerometer ·          Proximity sensor ·          Ambient light sensor	Same as iPhone4
Headphones	·          Stereo earphones with built-in microphone ·          Frequency response: 20Hz to 20,000Hz ·          Impedance: 32 ohms	Apple Earphones with Remote and Mic             Frequency response: 20Hz to 20,000Hz             Impedance: 32 ohms
Audio Playback	·          Frequency response: 20Hz to 20,000Hz ·          Audio formats supported: AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX and AAX+), Apple Lossless, AIFF and WAV ·          User-configurable maximum volume limit	Same as iPhone4
System Requirements	·          computer with USB 2.0 port ·          Mac OS X v10.5.8 or later or Windows 7; Windows Vista; or Windows XP Home or Professional with Service Pack 3 or later ·          iTunes 9.2 or later (free download fromwww.itunes.com/in/download)  ·          iTunes Store account ·          Internet access	Apple ID (required for some features) Internet access6 Syncing with iTunes on a Mac or PC requires: Mac: OS X v10.5.8 or later PC: Windows 7; Windows Vista; or Windows XP Home or Professional with Service Pack 3 or later iTunes 10.5 or later (free download fromwww.itunes.com/download)
CPU	Apple A4 chipset (1 GHz ARM Cortex-A8 processor, PowerVR SGX535 GPU)	Apple A5 chipset (1 GHz Dual-core processor, SGX543MP2 GPU)
Price	$199,  $299 in order to capacity In India Rs.34,500/-, Rs.40,900/-(approx.)	$199, $299, $399 in order to capacity In India Rs. 35,000, Rs. 40,000, (approx.)

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