Vaporfly v3
Width options: standard (Men's) / standard (Women's)
Imported family signal
31 of 41 runners said this shoe fit true to size.
Sizing vs. popular reference shoes
| If you wear | Length | Width | Toebox | Reports |
|---|---|---|---|---|
Asics Superblast 1 (Women's) 10100% 2 of 2 runners landed on 10 (0.9 weighted). | Some go half size down | Slightly narrow | Cramped toebox | Early reportsEarly Based on 2 reportsUS 10-10 |
Adidas Adizero Adios Pro 3 (Men's) 12100% 1 of 1 runners landed on 12 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 12-12 |
Adidas Adizero Takumi Sen 8 (Men's) US11100% 1 of 1 runners landed on US11 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 11-11 |
Adidas Terrex Speed Ultra (Men's) 12100% 1 of 1 runners landed on 12 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 12-12 |
Asics Gel-Nimbus 27 (Women's) 9100% 1 of 1 runners landed on 9 (0.5 weighted). | True to size | Slightly narrow | Good room | Early reportsEarly Based on 1 reportUS 9-9 |
Asics Novablast 5 (Men's) 11100% 1 of 1 runners landed on 11 (0.5 weighted). | True to size | Slightly narrow | Good room | Early reportsEarly Based on 1 reportUS 11-11 |
Brooks Adrenaline GTS 24 (Women's) 8.5100% 1 of 1 runners landed on 8.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 8.5-8.5 |
Hoka Clifton 10 (Women's) 10.5100% 1 of 1 runners landed on 10.5 (0.5 weighted). | True to size | Slightly narrow | Good room | Early reportsEarly Based on 1 reportUS 10.5-10.5 |
New Balance Fresh Foam 860 13 (Women's) 10.5100% 1 of 1 runners landed on 10.5 (0.5 weighted). | True to size | Slightly narrow | Good room | Early reportsEarly Based on 1 reportUS 10.5-10.5 |
New Balance FuelCell SC Elite 4 (Women's) 10100% 1 of 1 runners landed on 10 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 10-10 |
Nike Air Zoom Structure 26 (Women's) 9.5100% 1 of 1 runners landed on 9.5 (0.5 weighted). | True to size | True to width | Roomy toebox | Early reportsEarly Based on 1 reportUS 9.5-9.5 |
Nike Alphafly 2 (Women's) 9100% 1 of 1 runners landed on 9 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 9-9 |
Nike Invincible 4 (Women's) US 9100% 1 of 1 runners landed on US 9 (0.5 weighted). | True to size | Slightly narrow | Snug toebox | Early reportsEarly Based on 1 reportUS 9-9 |
Nike Pegasus 42 (Men's) 9.5100% 1 of 1 runners landed on 9.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 9.5-9.5 |
Nike Vaporfly 3 (Women's) 7.5W/6 men's100% 1 of 1 runners landed on 7.5W/6 men's (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 7.56-7.56 |
Nike Zoom Fly 6 (Women's) 9100% 1 of 1 runners landed on 9 (0.5 weighted). | True to size | True to width | Snug toebox | Early reportsEarly Based on 1 reportUS 9-9 |
Saucony Endorphin Pro 3 (Women's) 9100% 1 of 1 runners landed on 9 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 9-9 |
Saucony Endorphin Pro 4 (Men's) 10.5100% 1 of 1 runners landed on 10.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 10.5-10.5 |
Saucony Endorphin Pro 4 (Women's) 8.5100% 1 of 1 runners landed on 8.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 8.5-8.5 |
Saucony Endorphin Speed 2 (Men's) 10.5100% 1 of 1 runners landed on 10.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 10.5-10.5 |
Saucony Endorphin Speed 3 (Women's) 8100% 1 of 1 runners landed on 8 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 8-8 |
Saucony Endorphin Speed 4 (Men's) 10100% 1 of 1 runners landed on 10 (0.5 weighted). | True to size | Slightly narrow | Good room | Early reportsEarly Based on 1 reportUS 10-10 |
Saucony Triumph 21 (Men's) 10.5100% 1 of 1 runners landed on 10.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 10.5-10.5 |
Adidas Adizero Adios Pro 3 (Women's) 8100% 1 of 1 runners landed on 8 (0.4 weighted). | Some go half size down | True to width | Good room | Early reportsEarly Based on 1 reportUS 8-8 |
Asics Novablast 5 (Women's) 6.5100% 1 of 1 runners landed on 6.5 (0.4 weighted). | Consider sizing up 0.5 | Slightly narrow | Snug toebox | Early reportsEarly Based on 1 reportUS 6.5-6.5 |
New Balance FuelCell Rebel 4 (Women's) 11.5100% 1 of 1 runners landed on 11.5 (0.4 weighted). | Consider sizing up 0.5 | True to width | Good room | Early reportsEarly Based on 1 reportUS 11.5-11.5 |
Nike Alphafly 3 (Men's) 9.5100% 1 of 1 runners landed on 9.5 (0.4 weighted). | Some go half size down | True to width | Good room | Early reportsEarly Based on 1 reportUS 9.5-9.5 |
Asics Novablast 4 (Men's) 13100% 1 of 1 runners landed on 13 (0.4 weighted). | Size up 0.5-1 | True to width | Cramped toebox | Early reportsEarly Based on 1 reportUS 13-13 |
Nike Vaporfly 3 (Men's) 9.5100% 1 of 1 runners landed on 9.5 (0.4 weighted). | Size up 0.5-1 | True to width | Good room | Early reportsEarly Based on 1 reportUS 9.5-9.5 |
Puma Deviate Nitro 3 (Women's) unknown100% 1 of 1 runners landed on unknown (0.4 weighted). | Some go half size down | True to width | Good room | Early reportsEarly Based on 1 report |
Nike Pegasus 39 (Women's) 8M50%unknown50% 1 of 2 runners landed on 8M (0.9 weighted). | Some go half size down | Slightly narrow | Roomy toebox | Early reportsEarly Based on 2 reportsUS 8-8 |
Saucony Endorphin Speed 4 (Women's) 950%unknown50% 1 of 2 runners landed on 9 (0.9 weighted). | Some go half size down | True to width | Good room | Early reportsEarly Based on 2 reportsUS 9-9 |
Puma Velocity Nitro 2 (Women's) 850%UK 950% 1 of 2 runners landed on 8 (0.9 weighted). | True to size | Slightly narrow | Snug toebox | Early reportsEarly Based on 2 reportsUS 8-9 |
Nike Pegasus 42 (Women's) 6.5M/8W50%8.5 US50% 1 of 2 runners landed on 6.5M/8W (0.9 weighted). | True to size | Slightly wide | Roomy toebox | Early reportsEarly Based on 2 reportsUS 6.58-8.5 |
Nike Vaporfly 2 (Men's) 1250%1450% 1 of 2 runners landed on 12 (0.9 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 2 reportsUS 12-14 |
2 of 2 runners landed on 10 (0.9 weighted).
1 of 1 runners landed on 12 (0.5 weighted).
1 of 1 runners landed on US11 (0.5 weighted).
1 of 1 runners landed on 12 (0.5 weighted).
1 of 1 runners landed on 9 (0.5 weighted).
1 of 1 runners landed on 11 (0.5 weighted).
1 of 1 runners landed on 8.5 (0.5 weighted).
1 of 1 runners landed on 10.5 (0.5 weighted).
1 of 1 runners landed on 10.5 (0.5 weighted).
1 of 1 runners landed on 10 (0.5 weighted).
1 of 1 runners landed on 9.5 (0.5 weighted).
1 of 1 runners landed on 9 (0.5 weighted).
1 of 1 runners landed on US 9 (0.5 weighted).
1 of 1 runners landed on 9.5 (0.5 weighted).
1 of 1 runners landed on 7.5W/6 men's (0.5 weighted).
1 of 1 runners landed on 9 (0.5 weighted).
1 of 1 runners landed on 9 (0.5 weighted).
1 of 1 runners landed on 10.5 (0.5 weighted).
1 of 1 runners landed on 8.5 (0.5 weighted).
1 of 1 runners landed on 10.5 (0.5 weighted).
1 of 1 runners landed on 8 (0.5 weighted).
1 of 1 runners landed on 10 (0.5 weighted).
1 of 1 runners landed on 10.5 (0.5 weighted).
1 of 1 runners landed on 8 (0.4 weighted).
1 of 1 runners landed on 6.5 (0.4 weighted).
1 of 1 runners landed on 11.5 (0.4 weighted).
1 of 1 runners landed on 9.5 (0.4 weighted).
1 of 1 runners landed on 13 (0.4 weighted).
1 of 1 runners landed on 9.5 (0.4 weighted).
1 of 1 runners landed on unknown (0.4 weighted).
1 of 2 runners landed on 8M (0.9 weighted).
1 of 2 runners landed on 9 (0.9 weighted).
1 of 2 runners landed on 8 (0.9 weighted).
1 of 2 runners landed on 6.5M/8W (0.9 weighted).
1 of 2 runners landed on 12 (0.9 weighted).
Size Guide: Coming from Other Shoes
| If you wear | Try in Nike Vaporfly 3 | Reports |
|---|---|---|
| Nike Vaporfly 2 11 | 12 | 3 runners |
Based on community reports. Individual fit may vary.
Community reports
Across the full report set, this many called the shoe true to size.
Reports with extra written context about what runners actually felt.
Signals for hotspots, blisters, or other pain points across the full report set.
| Came from | Bought | Verdict | Runner note | Issues | When |
|---|---|---|---|---|---|
Asics Novablast 4 (Men's) Size 13 | 13 | Runs shortTrue to width | toes right up against the end of the shoe, nearly rubbing, feels small | [gender: male/explicit] | [source: /r/RunningShoeGeeks/comments/uxef9k/nike_vaporfly_size_difference/] | No issues | Mar 2026 |
Nike Vaporfly 2 (Men's) Size 13 | 14 | True to sizeTrue to width | 14s had heel slip and felt sloppy, returned them | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/uxef9k/nike_vaporfly_size_difference/] | No issues | Mar 2026 |
Nike Vaporfly 3 (Women's) Size 7.5W/6 men's | 7.5W/6 men's | True to sizeTrue to width | Next% 2 is true to size with Vaporfly 4% Flyknit | [gender: female/inferred] | [source: /r/AdvancedRunning/comments/ow09wq/nike_4_to_next/] | No issues | Mar 2026 |
Nike Vaporfly 2 (Men's) Size 12 | 12 | True to sizeTrue to width | felt no difference at all in prior versions | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/12cjbtg/vaporfly_3_my_arace_marathon_shoe_review/] | No issues | Mar 2026 |
Saucony Triumph 21 (Men's) Size 10.5 | 10.5 | True to sizeTrue to width | Same size as Saucony Triumph 19 | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/vwvd8r/nike_vaporfly_sizing_for_a_mainly_saucony_owner/] | No issues | Mar 2026 |
Saucony Endorphin Pro 4 (Women's) Size 8.5 | 8.5 | True to sizeTrue to width | True to size, both fit good | [gender: female/inferred] | [source: /r/RunningShoeGeeks/comments/vwvd8r/nike_vaporfly_sizing_for_a_mainly_saucony_owner/] | No issues | Mar 2026 |
Saucony Endorphin Pro 4 (Men's) Size 10.5 | 10.5 | True to sizeTrue to width | Same size as Saucony Endorphin Pro 1 | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/vwvd8r/nike_vaporfly_sizing_for_a_mainly_saucony_owner/] | No issues | Mar 2026 |
Saucony Endorphin Speed 2 (Men's) Size 10.5 | 10.5 | True to sizeTrue to width | Same size as Saucony Endorphin Speed 2 | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/vwvd8r/nike_vaporfly_sizing_for_a_mainly_saucony_owner/] | No issues | Mar 2026 |
Nike Vaporfly 3 (Men's) Size 11 | 9.5 | Runs shortTrue to width | Women's 11s felt too short, Men's 9.5 fit perfectly | [ambiguity: [gender_uncertain: poster gender could not be reliably determined]] | [gender: unknown/unresolved — flagged for review] | [gender_confidence: uncertain — verify sizing_system] | [source: /r/RunningShoeGeeks/comments/18c77q1/vaporfly_mens_vs_womens_sizing/] | No issues | Mar 2026 |
Adidas Terrex Speed Ultra (Men's) Size 12.5 | 12 | True to sizeTrue to width | no sizing issues when switching from Prime X Strung 12.5 to VF3 12 | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/12cjbtg/vaporfly_3_my_arace_marathon_shoe_review/] | No issues | Mar 2026 |
toes right up against the end of the shoe, nearly rubbing, feels small | [gender: male/explicit] | [source: /r/RunningShoeGeeks/comments/uxef9k/nike_vaporfly_size_difference/]
14s had heel slip and felt sloppy, returned them | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/uxef9k/nike_vaporfly_size_difference/]
Next% 2 is true to size with Vaporfly 4% Flyknit | [gender: female/inferred] | [source: /r/AdvancedRunning/comments/ow09wq/nike_4_to_next/]
felt no difference at all in prior versions | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/12cjbtg/vaporfly_3_my_arace_marathon_shoe_review/]
Same size as Saucony Triumph 19 | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/vwvd8r/nike_vaporfly_sizing_for_a_mainly_saucony_owner/]
True to size, both fit good | [gender: female/inferred] | [source: /r/RunningShoeGeeks/comments/vwvd8r/nike_vaporfly_sizing_for_a_mainly_saucony_owner/]
Same size as Saucony Endorphin Pro 1 | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/vwvd8r/nike_vaporfly_sizing_for_a_mainly_saucony_owner/]
Same size as Saucony Endorphin Speed 2 | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/vwvd8r/nike_vaporfly_sizing_for_a_mainly_saucony_owner/]
Women's 11s felt too short, Men's 9.5 fit perfectly | [ambiguity: [gender_uncertain: poster gender could not be reliably determined]] | [gender: unknown/unresolved — flagged for review] | [gender_confidence: uncertain — verify sizing_system] | [source: /r/RunningShoeGeeks/comments/18c77q1/vaporfly_mens_vs_womens_sizing/]
no sizing issues when switching from Prime X Strung 12.5 to VF3 12 | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/12cjbtg/vaporfly_3_my_arace_marathon_shoe_review/]
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