Order both.

Seriously though I like the analogy. I guess my real issue is how optimal is the optimal choice? While in theory the taller and narrow 16s are the better choice in the real world is it a noticeable difference since the variation is relatively small (less than an inch in width)?

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Present: 2011 328i X-drive E90 Black Sapphire Metallic w/ Black interior w/ Glacier Silver Aluminum STEP|ZPP|ZMP|7XA|ZVP|CA|NAV|Logic 7|Xenons|smartphone integration|BMW apps

Past: 2007 328xi E92 Alpine White over Saddle with dark burl walnut STEP|ZPP|ZSP|Heated Seats|CA|6FL|PDC|iDrive|Logic7

I was thinking of the immortal words of Socrates who said "I drank WHAT !?!?!"