Why is Vaporfly so good?
Emily Ross
Published Jan 15, 2026
What are Vaporflys and what makes them special? They are a running shoe made by Nike that is thought to bring significant improvement to performance. Embedded in their thick foamy sole is a curved carbon-fibre plate which Nike research says gives an improved metabolic efficiency of 4 per cent.
Why are Nike Vaporfly good?
The Nike ZoomX Vaporfly Next% 2 is still a superlight racing powerhouse with excellent cushioning and propulsion. What makes it so special is its unique forefoot geometry that provides a forward-tipping sensation during each toe-off. This version is an upper-only update that improves the fit and comfort of the shoe.
Is the Vaporfly worth it?
These shoes will make you go faster because they don't hold you back; you won't lose as much energy on landing, and toe-off will require less effort, too. Running in the Vaporfly NEXT% can make a runner's energy management more efficient, and on long distances, this can give users of the shoes the competitive edge.
How much difference do Vaporfly make?
Nike Vaporfly's ECOR is 4% lower than the standard value of 0.98 kJ/kg/km. The time savings of Carbon shoes have now also been proven in various studies (and practice).
Does Vaporfly make you faster?
Their data, based on race results from more than one million marathons or half marathons in dozens of countries from April 2014 to December 2019, suggested that runners wearing Vaporfly 4% or Vaporfly Next% ran 4 to 5 per cent faster than a runner wearing an average running shoe.
32 related questions foundHow much faster is the Alphafly?
Look at those savings another way and a 20:00 5k runner will save a whopping 36.36 seconds with Alphafly. It really is a significant improvement. Personally, I said before that the Vaporfly seem to give me about 20ish seconds over 5k at that speed but the study's 2.72% equates to 32.64 seconds.
How many miles are Vaporflys good for?
This shoe is meant for marathons but not training for marathons. I would say this shoe can last about 4 to 5 marathons which is ~200-250 miles. This is much lower than other carbon fiber plate shoes and definitely lower than a trainer.
What is the fastest shoe in the world?
The Nike ZoomX VaporflyNEXT% is the fast you've never seen—or felt—before. By combining our two most innovative technologies, Nike ZoomX foam and VaporWeave material, it's the fastest shoe we've ever made. Scroll down to learn more about the future of racing shoes.
What is the fastest marathon shoe?
1. Nike ZoomX Vaporfly Next% The go-to shoe for elite marathoners and enthusiastic amateurs alike, it's no exaggeration to suggest that the Nike Vaporfly Next% has re-written the distance-running history books.
Does Nike Alphafly make you run faster?
Suffice to say, the Air Zoom Alphaflys will absolutely help you conserve some percentage of energy, and over the course of a training session or race, help you achieve a faster time with less effort.
How do the Alphafly fit?
The Alphafly Next% fits true to size but is wider than its predecessor. Grab your normal Nike shoe size or the size you purchased in the Vaporfly (assuming you didn't go up half a size to get extra width). The heel and forefoot on the Alphafly are wider than the same areas on the Vaporfly.
Are Nike Vaporfly good for running?
If you can afford it, this shoe will help you run faster and even get that PR you've been dreaming of. It's definitely expensive, and of course, isn't an alternative to training and fuelling well, but it's a fantastic shoe to race anything from a 10K to a marathon in.
Are Vaporfly comfortable?
The upper of the Nike ZoomX Vaporfly Next 2 is about comfort with an even more breathable mesh and more padding for a softer lockdown. The toe box is also wider to fit more feet. However, some testers were disappointed with the foot lockdown, which they felt was too imprecise for a racing shoe of this caliber.
How much does the Nike Vaporfly weight?
6.6 oz. (187 gr.)
How long do Saucony Endorphin pro last?
It's not a shoe you'll replace every few months unless you race a lot. Saucony is stating that the durability is comparable to regular racing flats which means around 200-250 miles.
Should I run in carbon shoes?
Additionally, scientists have found that the carbon fiber plate is beneficial for stabilizing the ankle joint, reducing the load on the calves, and keeping the toes straight—all important for a strong running form and lowering the risk of injury.
What race Has Biggest feet?
Jeison Orlando Rodríguez Hernandez, from Maracay, Venezuela, has feet measuring nearly 16 inches each and his shoes are size 26. A Venezuelan man has claimed a spot on the Guinness Book of World Records for the biggest feet.
How do I run faster?
- Add tempo runs. Tempo runs are 10 to 45 minute runs at a steady pace, according to Corkum. ...
- Start weight training. Weight lifting, or strength training, can help you run faster, improve your form, and avoid injuries. ...
- Introduce interval training. ...
- Practice fartleks. ...
- Run hills. ...
- Don't forget to take breaks. ...
- Stay consistent.
What shoes did Kipchoge run in?
He wore a Vaporfly prototype called the Alphafly, which incorporated two air pods under the shoe sole for added energy return per footfall. Kipchoge finished in one hour, 59 minutes, and 40 seconds.
How long do Alphafly Next% last?
After a few runs, I do not notice any wear and tear, so I suspect they might last anywhere from 150 to 300 miles.
How long do next% last?
The heel/Achilles ridges at the inside rear of the shoe will be in the wrong place if you wear anything but the mildest of orthotics. Longevity – I don't know how long these will last and don't plan (yet) to run them to the point of uselessness. 100-150 miles should be fine.
How many km is Alphafly?
A thumb rule is that Alphafly's durability is around 200 kms. In comparison Tempo Next% can last 500 kms thanks to the combination of ZoomX and the React-foam.
Is Alphafly good for 5k?
For 5k the original 4% is perfect, responsive and light with that 'spring' its also closer to the ground so has a more aggresive toe off. And for the Marathon, yes, go Alphafly, but for sub3 hours.
Is Nike Vaporfly good for 5k?
The Vaporfly and Alphafly might be terrific racing shoes but they're not for everyone. If you're a runner who sticks mainly to short-distance events, such as 5Ks and 10Ks, and wants a lower-profile shoe more in line with classic racing flats then it's worth checking out the Streakfly.