Hard to tell without listening to it.
You can compare releases based on dynamic range alone here:
http://dr.loudness-war.info/Generally, re-released albums on cd are because of a change of music rights. A new release of an old album doesn't guarantee anything in terms of assured quality. Reviews and music forums are a good resource. I pick the used cd store monthly for near mint cds for $5 or less.
Here is one that is a great example of a re-master collection worth getting:
http://www.amazon.ca/Every-Breath-You-Ta...ords=the+police
