I have coturnix living as pets indoors. Apple cider vinegar in water (great tip from this forum!) helped a lot with smell at my place. Next change was horizontal nipples instead of guinea pig ball nipples. Not a drop of water in bedding any more. Changing bedding (shavings with bit of straw...
Basically yes. Don't know how different is different enough for you :) Colour is one thing, genetics and production traits are important for me. But it is totally another topic already.
Bit of info about them is here: http://www.thepoultrysite.com/articles/2717/estonian-quail-an-endangered-breed/
There was no question for me, what breed to take. I live in Estonia :D Will try to get more pics of the gang over the weekend. And while I just did the egg count this morning... last...