From a pilot's perspective the 500 wins hands down....from the passenger perspective the Jet Box wins.
Cost to operate...the 206 wins.
For spare parts availilbilty....the 206 wins.
For speed and sheer fun of flying.....the 500 wins.
Fuel consumption.....the 206 wins.
The 500 can land in smaller places....and is fun to fly.
If you should ever have a seriously bad landing....the 500 wins against the 206 by miles.