Waterfarm drip system vs Titan Control Ebb/Flow system

Out of these 2 styles, which one do you prefer? Does one have more benefits or performance than the other or are most differences just personal preference?

Here's the 2 systems:

http://www.thehydrosource.com/waterfarm-8-pack-system.html

http://www.titancontrols.net/products/grow-systems/flo-n-gro-ebb--flow-system---12-site.aspx