What are you thinking? Why are you asking? Really, YOU have to place importance of characteristics in relative order based on YOUR preferences, even if your preferences change due to new information. So, that's why I'm asking those questions just now. Something has gotten under your skin about track heights (not 'gauge', that's the distance between the flange faces of the rails).Wa may be moving house which will possibly allow for a bigger layout, my present has Code100 track, would Code 88 be a better option?