They are 50/50? Flip a coin. You'll be happy with either one, they are so similar in all ways. But, before settling, you really need to physically step inside the one's you are considering. When you actually step inside them, and spend some time in them, you begin to develop a karma coming from them: color, carpeting or not, texture of ceiling, cabinets, even the fabric on the furniture will set of an aurora that will either jive with you or send your skin crawling. So, before settling, make sure you actually see both. Then decide.
Any Keystone dealer will service both, wherever you purchase it from. At least they should.