Nike Vaporfly 4 vs Nike Alphafly 3
A side-by-side comparison grounded in verdicts from 5 reviewers with every source linked. We don't invent quotes; every claim below is attributed.
Specs at a glance
Reviewers who wore both
Direct paired observations — reviewers who actually ran in both of these and wrote the contrast. This is the strongest comparative signal on the page.
Clearer distinction now — Alphafly is the longer-distance bouncy option while Vaporfly 4 is for shorter races
Vaporfly 4 is lighter and leaner but less propulsive with less cushion, now better suited to shorter distances
Vaporfly 4 is lighter and nimbler but Alphafly 3 better for the marathon, especially for heavier runners
Megan still picks the Alphafly for the full marathon and the Vaporfly 4 for the half; Thomas might pick V4 over Alphafly even for the marathon because it's two ounces lighter
Alphafly is the marathon shoe and a cruising machine; Vaporfly 4 is now clearly separated and aimed at half marathon and below
Alphafly 3 is the marathon/long-distance race shoe in the lineup; Vaporfly 4 sits below it as the shorter-distance speed option
Reviewer notes Nike elites are increasingly racing in the Alphafly; the Vaporfly 4 carves out a leaner, shorter-distance niche
Alphafly is the better pick for half marathon and marathon distances thanks to more cushioning; V4 is now polarized as the 5K/10K option
Alphafly 3 can do everything from short to long distances; reviewer wants more bounce and would have been fine using Alphafly 3 instead
Vaporfly 4 is starkly different — much less shoe underfoot; reviewer prefers the Vaporfly because the Alphafly is 'a lot of shoe' and feels like the shoe is in charge of the runner
Alphafly is significantly more expensive and heavier (269g) but a happier marathon cruiser with more foam and Air Pods; Vaporfly 4 is lighter, more nimble and faster over shorter distances
Less cushioned, smaller base, less bouncy; reviewer prefers the Alphafly's bigger bouncy feel for marathons
Better all-round race shoe and far better choice for heavier runners and the marathon; superior traction
Vaporfly 4 midsole appears to mix elements of the Alphafly 3 and Zoom Fly 6
Alphafly 3 is heavier but more cushioned, more propulsive, more bouncy, and more versatile across distances
Vaporfly has thinner spoon-shaped plate closer to the ground, better for forefoot strikers at 5K/10K; Alphafly 3 plate is higher up thanks to AirPods, better for stride runners
Vaporfly still feels more direct and is preferred for 5K and 10K; Alphafly 3 is more cushioned and protective for longer distances.
About 1oz heavier (270g vs 235g in UK 11); wider everywhere, more cushioned, better lockdown with simpler lacing, and more durable outsole — preferred for upper, midsole and outsole.
Nike Vaporfly 4 — what reviewers say
Ride profile: high cushion , neutral stability .
-
#4 carbon racer. Brings Vaporfly closer to Alphafly aesthetic — execution issues but still fun at fast paces. Extremely lightweight.
In their words: "still very fun for running very fast" · "extremely lightweight shoe" · "execution issues going on with this shoe"
-
Didn't make top 5. Lower stack, not as cushioned, narrow. More a 10K/half shoe than a marathon racer. More a competitor to the Takumi Sen 11 than to top-tier carbons.
In their words: "not in the same league" · "still very narrow" · "Quite a costly shoe"
-
A solid but limited race shoe that feels light and quick at shorter distances but lacks the midsole and bounce for longer races, especially the marathon.
Ride:Lighter and closer to the ground than Vaporfly 3 with snappy, responsive ride and reliable landings; lacks midsole bounce and feels limited at longer distances; works well for shorter, faster efforts.
Fit:Roomier than expected for such a lean, small-looking shoe with plenty of space for the big toe; race-hugging without feeling cramped, with some heel slipping fixable with attentive lacing; stay true to size.
In their words: "designed for shorter distances" · "doesn't have enough midsole for me" · "a half marathon sweet spot"
-
Not a flop — still a top-tier super shoe, but Nike has narrowed its purpose to 5K and 10K racing, making it less versatile than prior Vaporflies and a poor pick for half marathon or marathon distances.
Ride:Lightest Vaporfly yet, makes 5K pace feel smooth and efficient; ZoomX shows quick compression where the foot lands
Fit:Best-fitting Vaporfly to date with a slightly more narrow forefoot, traditional tongue and a secure spike-like lockdown; no heel slipping for Ben
Nike Alphafly 3 — what reviewers say
Ride profile: high cushion , balanced feel , high energy return , neutral stability , moderate rocker.
-
EDDBUD has a soft spot for the ZoomX foam in the Alphafly 3, calling it one of his favorite shoes over recent years, though he feels ZoomX overall has not kept pace with newer foams in the market.
In their words: "soft spot for the Zumax" · "one of my favorite shoes over the last few years" · "design is very much exactly what it was back in 2020"
-
Both reviewers consider it an excellent carbon plate racer that remains one of the best marathon options for its cushioning and protection, but agree it has been surpassed by the lighter, more responsive Metaspeed Sky Tokyo. Still a strong choice for runners who prioritize cushy protection over lightweight agility.
Ride:Cushier and more protective feeling than the Metaspeed Sky Tokyo, especially at the heel. Provides a stable and safe landing with a wider base. Air Zoom pods under the forefoot deliver punch off the toes. Feels like it protects legs well over marathon distance. Great for locking into a pace and holding it, with a slightly cruisier ride character.
Fit:True to size but a more restrictive fit than the Metaspeed Sky Tokyo. Booty-style upper can be hard to get on. Midfoot runs lean and snug; runners with wider feet should take note. One reviewer had zero complaints; the other noted the tighter midfoot.
In their words: "cushier feeling at the back of the shoe" · "feels like it's built like a tank"
-
WINNER of Megan's knockout race-day bracket — her ultimate race-day shoe.
Ride:Forefoot Air Zoom pods give it the edge over the Vaporfly 4. Megan's race-day pick regardless of distance (except Vaporfly 2 which she disliked). Comfortable upper. Heavier than the Metaspeed Ray but worth it. Feels great in the late miles of a marathon.
-
The fastest shoe in the world by many accounts; unique Air Zoom + ZoomX combo.
Ride:Combination of ZoomX foam plus very different (larger) Air Zoom units than Pegasus is what makes the Alphafly so unique and fun.
Who should buy which
Use cases the reviewers above actually call out — one bullet per distinct take, attributed. Where reviewers converge (e.g. "5K to half marathon" appearing across multiple takes) the agreement is a stronger buying signal than any single voice.
Consider the Nike Vaporfly 4 if
- Short-distance races and turn-heavy courses — Believe in the Run
- 10K to half marathon racing, track miles, shorter fast efforts — The Run Testers
- Lighter forefoot/cadence runners doing 10K to half marathon racing. — EDDBUD
- Half marathon sweet spot but versatile from shorter races up to marathon distance for runners who prefer a more direct ride — The Run Testers
- Short-distance racing up to 10K, or up to half marathon for more seasoned runners wanting minimal cushion — The Run Testers
- 5K through half marathon for runners who value low weight; lighter runners may also use for the marathon — EDDBUD
Consider the Nike Alphafly 3 if
- Racing at shorter, faster paces like 5K where the stiff, snappy forefoot shines, though still strong at any distance — Doctors of Running
- Faster runners racing or doing fast workouts who want a very aggressive, forward-directed super shoe. — Doctors of Running
- Long runs at uptempo paces and marathon racing. — EDDBUD
- All-distance racing from 5K up to marathon, especially for heel strikers and anyone wanting a cushier, more accommodating super shoe — The Run Testers
- Runners who want an aggressive bouncy forefoot toe-off and are racing 10K down to marathon, with enough control to harness the bounce. — Doctors of Running
- Marathon training and racing, and leg-saving long runs, for runners with normal arches. — EDDBUD
Frequently asked questions
What's the difference between the Nike Vaporfly 4 and the Nike Alphafly 3?
The Nike Vaporfly 4 is a race shoe and the Nike Alphafly 3 is a race shoe. By the numbers, the Nike Vaporfly 4 weighs 167g, has a 36mm heel stack and a 6mm drop, while the Nike Alphafly 3 weighs 198g, has a 40mm heel stack and an 8mm drop. MSRP is $240 for the Nike Vaporfly 4 and $285 for the Nike Alphafly 3.
Should I buy the Nike Vaporfly 4 or the Nike Alphafly 3?
Believe in the Run on the Nike Vaporfly 4: Short-distance races and turn-heavy courses. Doctors of Running on the Nike Alphafly 3: Racing at shorter, faster paces like 5K where the stiff, snappy forefoot shines, though still strong at any distance.
Per Believe in the Run, Doctors of Running.
Has anyone reviewed both the Nike Vaporfly 4 and the Nike Alphafly 3?
Yes — The Run Testers, EDDBUD, Believe in the Run, FORDY RUNS, Ben Is Running, Seth James DeMoor, Ben Parkes, and RunRepeat directly compared the Nike Vaporfly 4 and the Nike Alphafly 3 in their reviews.
Per The Run Testers, EDDBUD, Believe in the Run, FORDY RUNS, Ben Is Running, Seth James DeMoor, Ben Parkes, RunRepeat.
Which is lighter, the Nike Vaporfly 4 or the Nike Alphafly 3?
The Nike Vaporfly 4 is lighter, at 167g versus 198g (men's 9) — about 31g less.
Which is more cushioned, the Nike Vaporfly 4 or the Nike Alphafly 3?
Measured by stack height, the Nike Alphafly 3 has more underfoot foam — 40mm at the heel versus 36mm.