burton cartels

Hi guys, Apologies for yet another "what bindings" thread. Just bought a Jones Flagship for some freeride charging and need a new set of bindings to go with it. Currently torn between the Burton Cartels and the new Union T.Rice Navigators (new to the line this year, look like a slightly...

Does anyone know if the difference between the two bindings is worth it if I'm only using these for laps around the park or cruising? Does the asym straps really make a difference for that kind of riding or are they meant mainly for the park?