Satelite Radio...What's the difference?

Posted by avatarShannon last updated December 14, 2005 at 10:49 pm

I am thinking of getting satellite radio but I don't really know the difference between the 2 big names, Sirus and XM. What is the difference? Which one is better for music? If I buy the equipment from XM and want to go to Sirus in the future, is this possible? Help!!