Two domain names… which ones better? HELP!

First off, thank you for your time and opinion…
I am launching a YouTube show and video blog called Man Vs Business.
I own two domain names:
manvsbusiness.com
manvsbiz.com
Which one do you like more?
I believe it's NOT just the way the domain name looks, but also how it sounds when it's spoken.
If I were to ever announce the name over the radio, for example, with the goal of driving traffic to the site, which version above do you think would SOUND BETTER?
Man Vs Business … OR ……
Two domain names… which ones better? HELP!

See original post by jp2020