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.
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 midsole appears to mix elements of the Alphafly 3 and Zoom Fly 6
Vaporfly 4 is lighter and leaner but less propulsive with less cushion, now better suited to shorter distances
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
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
Clearer distinction now — Alphafly is the longer-distance bouncy option while Vaporfly 4 is for shorter races
Alphafly has extra heel width, making it the more stable option Nike positions for the marathon masses versus the narrower Vaporfly 4
Alphafly 3 is the marathon/long-distance race shoe in the lineup; Vaporfly 4 sits below it as the shorter-distance speed option
Less cushioned, smaller base, less bouncy; reviewer prefers the Alphafly's bigger bouncy feel for marathons
Reviewer notes Nike elites are increasingly racing in the Alphafly; the Vaporfly 4 carves out a leaner, shorter-distance niche
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
Better all-round race shoe and far better choice for heavier runners and the marathon; superior traction
Vaporfly still feels more direct and is preferred for 5K and 10K; Alphafly 3 is more cushioned and protective for longer 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
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.
Alphafly 3 is heavier but more cushioned, more propulsive, more bouncy, and more versatile across distances
Nike Vaporfly 4 — what reviewers say
Ride profile: high cushion , neutral stability .
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A well-regarded race shoe for half marathon and below, but not one this reviewer would use for the marathon distance.
In their words: "snap off the forefoot"
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Initially unimpressed by the price, but grew to love it for 10K/half marathon/5K distances thanks to its light weight — now one of the most overlooked race shoes, especially at a discount. Tier A.
In their words: "one of the most overlooked race shoes" · "the more I used the shoe the better and better it got"
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#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"
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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"
Nike Alphafly 3 — what reviewers say
Ride profile: high cushion , balanced feel , high energy return , neutral stability , moderate rocker.
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A capable marathon race shoe with a distinctive high-arch fit that may not suit everyone.
In their words: "world's noisiest race day shoe"
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A durable, solid half/full marathon shoe, though too much shoe for 5K/10K efforts. Tier B.
In their words: "a really solid half or full marathon shoe" · "very resilient foam and air unit combo"
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Ben's marathon PB shoe — a top super-shoe pick with PEBA foam and carbon plate, offering exceptional protective cushioning for long race distances.
In their words: "ran my personal best in the marathon"
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The Alphafly 3 is eliminated in the group stage, described as a former great that is aging gracefully but no longer at the top.
In their words: "a former great, aging gracefully, but still not quite getting through"
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
- Racing for runners seeking a light, fast marathon/road racer at a bargain price, especially those with smaller/lighter feet who get the most 'explosive feel' from it. — EDDBUD
- 5K to half marathon; viable marathon option for seasoned runners — The Run Testers
- Runners wanting one lightweight super shoe that covers easy through race day — especially those new to carbon — Doctors of Running
- Runners who want a lightweight, snappy, ground-connected race shoe for 5K to half marathon distances — The Run Testers
- Track workouts and shorter races where breathability and a narrow, light, fast platform matter — Seth James DeMoor
- 5K and 10K racing for runners wanting a light, direct, snappy carbon racer — Ben Is Running
Consider the Nike Alphafly 3 if
- All-distance racing from 5K up to marathon, especially for heel strikers and anyone wanting a cushier, more accommodating super shoe — The Run Testers
- Marathon racing with leg protection — The Run Testers
- Marathon racing as a single-shoe training-and-racing option; runners who prefer wide, stable, air-unit ride — EDDBUD
- Marathon-distance racing and longer training runs. — EDDBUD
- Elites and runners whose footstrike lines up with the airpod placement. — Kofuzi
- All-distance racing with a particular edge for the marathon, and for runners wanting a more stable, accommodating super shoe — The Run Testers
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?
EDDBUD on the Nike Vaporfly 4: Racing for runners seeking a light, fast marathon/road racer at a bargain price, especially those with smaller/lighter feet who get the most 'explosive feel' from it. The Run Testers on the Nike Alphafly 3: All-distance racing from 5K up to marathon, especially for heel strikers and anyone wanting a cushier, more accommodating super shoe.
Per EDDBUD, The Run Testers.
Has anyone reviewed both the Nike Vaporfly 4 and the Nike Alphafly 3?
Yes — Ben Is Running, The Run Testers, EDDBUD, Ben Parkes, Believe in the Run, FORDY RUNS, Seth James DeMoor, and RunRepeat directly compared the Nike Vaporfly 4 and the Nike Alphafly 3 in their reviews.
Per Ben Is Running, The Run Testers, EDDBUD, Ben Parkes, Believe in the Run, FORDY RUNS, Seth James DeMoor, 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.