For all screenshots, left is beta, right is final.
There is a ring monitor removed in the final
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again
Odd monitor placement, monitor is also changed to the bounce monitor
Spring added in final
Many springs in this zone and others are missing lines of rings and continues
This area was shortened and changed into a pit in the Final
Monitor added and random placement changes
More of above
Again
Ring monitor changed to speed shoes
As stated above, many springs are missing either rings, continues, or both.
This area is wider in the beta
Placement changes
Size changes
Again
Random objects
Monitor added in the final
Area is wider in the beta
Act 2
The beginning of Act 2 contains a much bigger area, which was shortened in the final
(This is nearly the same area in both versions) More of above
Monitor change
This pit was lengthened in the final
Placement changes
More of widened areas
Again
More missing monitors
Again, wider areas
Placement changes again
This entire segment is MUCH larger in the beta...
including this spot, which is the same spot in both pictures, except in the final there is less open space surrounding it.
In this somewhat hidden area lies an enemy rather than an invincibility box.
Wider area in the beta
More of the same
Again
And again
After that I got tired of taking shitloads of screenshots of Green Grove because it's all basically the same.