This is the Magic print preview screen:
The options available for the user are:
This is how the Firefly's print preview screen looks like:
As you can see, in addition to the options available in Magic, there are some additional functions availble:
One more important difference is the quality of the view when zooming.
For example, this is how the Magic print preview screen looks like when zooming in 500%:
And this is how it looks in Firefly: