What is different between dark galvanized leather/cool sky grey vs the dark galvanized alone?

[Dreaderus]

Very hard to tell on the website

 

[JupiterMoon]

Very hard to tell on the website

It's two tone?

 

[Dreaderus]

what is generally preferred?

 

[JupiterMoon]

what is generally preferred?

That's a personal choice. I prefer two tone.

 

[boltage]

Very hard to tell on the website

dark galvanized gray / sky cool gray:

dark galvanized gray: