Is LAUNCH ICARSCAN same or old version of LAUNCH X431 Easydiag 2.0 ? Actually - not really and no. LAUNCH X431 Easydiag 2.0 is basically the same OBD-II Bluetooth device - but the software supplied with it is different - and the way it's sold is different. Easydiag 2.0 is without ANY vehicle/manufacturer specific diagnostics capability. As delivered it will do just OBD-II and some ABS diagnostics. Generic OBD-II. It won't read the 30 or so modules in your Cayenne. To get it to do that - you have to purchase the software for Porsche - which includes ALL Porsche cars. As someone mentioned - that's about another $50, so you're in at about $100 to JUST read Porsche codes. If you want additional vehicle manufacturers (all your cars aren't Porsches) - each manufacturer will cost you another $50. So - the adaptor and 2 cars costs the same as the ICarScan one - which includes in the $158/price - the ability to choose 5 different car manufacturers and...