Originally Posted by
JamieElenbaas
The A520 reliably comes to rest with the front of the peddle pointing up. Basically just push your foot forward and down and you are clipped in. Very fast and convenient. I use them on my road bike and love them. Yes, I lose snob points by riding with "mountain bike" shoes, but walking comfortably is worth it to me.
Anyway, now that it's winter and I always have booties on, no one knows

Have you ever used spd-sl pedals? Wondering how they compare as far as engagement and retention.