MB Star C3 Advantages:

Why MB Star C3 is so well-received by thousands of users, because of its mature technology and quality.  MB Star C3, being born earlier in market than MB Star C4, has a better performance, usually it will not happen to be poorly connected but work well during operation. Because of MB Star C3 good performance, an increasing number of customers select MB Star C3 be their professional diagnostic tool for Mercedes Benz cars.

MB Star C4 Advantages:

The great performance of MB Star C3 is agreed by the market, while MB Star Compact-4, as a new-born and updated tool of C3, it owns its comparative advantages.

MB Star C4, manufactured after year 2000, is the lately updated professional diagnostic equipment for Mercedes Benz. It is much difference in the shape from Compact3 and smaller in size, lighter in weight than Compact3. C4 2008 can do all the works what Compact3 does and it is the replacement of Compact3-Star.

Conclusion:

MB Star C3 and Star C4 share the same function in diagnosing for Mercedes Benz. Both of Star C3 and Star C4 all have 2 kind of version hard disk, one is for IBM T30 laptop, and the other is to fit any computer. The software is all included on the hard disk.

In short, they are almost the same good quality and functions, it is up to you to choose which one is your best wanted.