Making options and benefits clear

I recently purchased a new software package and had to hunt all over the vendor's site for information on which version would best meet my needs. I was hunting for a simple comparison table that would summarize the difference between the product options. Side-by-side comparisons make it easy to evaluate options.

The example below shows the benefit of a premium download:

From: Mindjet

Yahoo Mail uses a comparison table to promote the benefits of Yahoo Mail Plus:

Information about each feature is available without leaving the comparison chart: