Originally Posted by
WaveyGravey
I rode flat pedals on my road bike for a number of years before transitioning to clipless. The difference was a dramatic difference in efficiency. Can't believe I ever rode without.
For me, the most noticeable difference in going from flats (with pins) to SPD-SL was more comfortable feet from wearing and pedaling with CF-soled shoes, which have hardly any flex and no compression.