Comparison of the iPad 2 and iPad 3

	iPad 2 March 2, 2011	iPad 3 March 7, 2012
Processor	A5 dual-core 1 GHz	A5X dual-core 1 GHz with quad-core graphics processor
Memory	512 MB	1 GB
Screen	9.7 inch IPS LED	9.7 inch IPS LED 44% improved color more vivid
Resolution	1024 x 768 pixels 132 dpi	2048 × 1536 pixels 264 dpi (screen Retina)
Front camera	FaceTime for photos and VGA-quality video 640 × 480 pixels, video recording up to 30 fps
Rear camera	0.7 megapixel, 720p video Video recording up to 30 fps	5 megapixels, 1080p video face detection, optical 5 elements, ISP,video recording at 30 fps with stabilization
Sensors	Three-axis gyroscope, accelerometer and ambient light sensor
Wireless Connectivity	Wi-Fi (802.11a/b/g/n), Bluetooth 2.1 + EDR	Wi-Fi (802.11a/b/g/n), Bluetooth 4.0
Mobile networks	Quadband 3G model UMTS / HSDPA / HSUPA / GSM / EDGE  Up to 3.1 Mbps	4G LTE model universal UMTS / HSPA / HSPA + / DC-HSDPA / GSM / EDGE  Up to 73 Mbps
Autonomy	10 hours of Wi-Fi navigation 9 hours of 3G browsing Lithium Ion Battery 25 Watt	10 hours of Wi-Fi navigation 9 hours of navigation 4G Lithium Ion Battery 42.5 Watt
Sound	Integrated speaker and microphone	Integrated speaker and microphone Voice dictation feature (not yet available in Spanish)
Connectors	Dock Connector 30 pin, 3.5 mm stereo headset
Dimensions	24.12 × 18.57 cm × 0.88 cm	24.12 × 18.57 cm × 0.94 cm
Weight	601/613 grams (3G model)	652/662 grams (4G model)
Capacity
Software	iPhone OS 5.1 with icloud and 585,000 apps on the App Store 200,000 apps specifically designed for the iPhone, many of them exclusive of IOS, by companies such as Epic Games, Namco Bandai, Electronic Arts, Autodesk and Apple itself