Turrets Vs Domes? Different? Pros And Cons?

Do you&nbsp;have a preference between 'turret' and 'dome' cameras?
Sample comparison images below:
<img src="https://ipvm-uploads.s3.amazonaws.com/uploads/embedded_image/48e8797c19664c50db42fd5283fb1ce9005bdaa93ece3e67a7ded8965211c6c1/c5ee3d74.jpeg" border="0" width="392" height="188" style="max-width: 100%; height: auto;">
For us, one consideration is whether we should list 'turrets' as a separate form factor from domes? The other is whether there is a fundamental difference between the two? Thoughts?