Two leading swimrun wetsuits go head-to-head in our latest test — the ultra-flexible Orca Aesir Flex versus the versatile, hi-vis Zone3 Versa.

The Orca Athlex Flex V2 and the Blueseventy Fusion are two closely matched mid-range triathlon wetsuits in terms of price and performance. Both brands claim their respective wetsuit is fast in the ...