Reliable perfomance ; The ultimate jack-of-all-trades daily trainers ; Keenly priced ; Improved upper allows for more breathability

Admittedly, most changes are subtle, so if your Peg 39's are in good shape, there is no need to upgrade

With its redesigned mid-foot band to the updated mesh upper, the Pegasus 40 is yet another iteration of Nike's legendary-yet-affordable running shoe franchise. If you need comfortable, reliable and breathable daily trainers for walking, jogging, or...

, as not an awful lot has changed between the two shoes, and the older version is likely to be on sale right now.