Vaporfly 4

Yes, for most runners the Vaporfly 4 fits true to size, so order your usual Nike race size. The fit is deliberately snug through the midfoot to lock the foot over the carbon plate at speed. If you have a wide foot or your feet swell on long runs, consider going up a half size. The toe box is adequate rather than generous, and the slim upper has little spare volume, so a precise fit matters more here than in a daily trainer.

Yes, the Vaporfly 4 is one of the most proven marathon shoes you can buy. The carbon plate and responsive foam return energy efficiently at race pace, and there is enough cushioning to protect your legs over 26.2 miles without making the ride feel soft or sluggish. It suits a wide range of paces, which is why so many runners use it from half marathon to full marathon. Many runners do one or two long efforts in them first to get used to the platform before race day.

It can work for newer runners, but it is not the obvious first choice. It is a neutral racing shoe with a tall, firm platform and no stability, so it rewards a reasonably efficient stride and can feel tippy if your form breaks down when you tire. At £260 it is also a big outlay for a race specialist. If you are newer to running we would suggest a supportive daily trainer for the bulk of your miles and saving a shoe like this for race day once your form is settled.

Both are Nike carbon racers, but they target slightly different runners. The Vaporfly 4 is lighter, simpler and more forgiving across paces, which makes it a versatile racer from 5k to the marathon. The Alphafly 3 is the bigger, more aggressive marathon weapon with extra cushioning and a more demanding ride that rewards a stronger, faster runner. If you want one accessible racing shoe, the Vaporfly is usually the easier pick. If you race long and run efficiently, the Alphafly can give more.

Like most carbon super-shoes, the Vaporfly 4 is built for performance rather than mileage. The thin upper and race-tuned foam are not designed to absorb hundreds of easy training miles, and the energetic ride will fade before a daily trainer would wear out. To get the most from it, rotate it in for races and key fast sessions rather than everyday running. Treated as a race-day shoe it will reward you for a good number of races, but used daily it will wear out quickly.

Yes. While it is best known as a marathon shoe, the Vaporfly 4 is light and snappy enough to feel excellent over 5k and 10k too. The quick rebound and propulsive plate suit the higher turnover of shorter racing, and the lower weight helps when you are running hard. It is genuinely versatile across distances, which is part of why it is such a popular all-round racer. For pure track work a spike still makes more sense, but for road racing of any distance it delivers.