Asus Z390 Maximus Differences?

[Lord Odin]

Already pre-ordered the 9900k and definitely going with Asus Maximus board but can't decide which one. What's the differences between Extreme, Formula, Code, and Hero? Can't find a clear distinction between these in any one source.

 

[lumineZ]

Just look at previous board of the same. Gives you an idè of the difference and what you could expect.
Here is some info. Scroll to the bottom to see the difference.
https://edgeup.asus.com/2018/z390-motherboard-guide-coffee-lake-8-core/