Width options: standard, wide (Men's) / standard, wide (Women's)
Imported family signal
10 of 13 runners said this shoe fit true to size.
| If you wear | Length | Width | Toebox | Reports |
|---|---|---|---|---|
Adidas Adizero Adios 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 |
Adidas Adizero Takumi Sen 8 (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 |
Asics Gel-Nimbus 27 (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 |
Asics Novablast 5 (Women's) 11100% 1 of 1 runners landed on 11 (0.5 weighted). | True to size | True to width | Roomy toebox | Early reportsEarly Based on 1 reportUS 11-11 |
Brooks Ghost 16 (Women's) 11.5100% 1 of 1 runners landed on 11.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 11.5-11.5 |
New Balance Fresh Foam 1080 13 (Women's) 11100% 1 of 1 runners landed on 11 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 11-11 |
New Balance Fresh Foam 860 13 (Women'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 |
New Balance FuelCell Rebel 4 (Women's) 7 wide100% 1 of 1 runners landed on 7 wide (0.5 weighted). | True to size | Slightly wide | Roomy toebox | Early reportsEarly Based on 1 reportUS 7-7 |
Nike Pegasus 39 (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 |
Puma Velocity Nitro 2 (Women's) UK 9100% 1 of 1 runners landed on UK 9 (0.5 weighted). | True to size | Slightly narrow | Snug toebox | Early reportsEarly Based on 1 reportUS 9-9 |
Nike Invincible 4 (Women's) 9100% 1 of 1 runners landed on 9 (0.4 weighted). | Some go half size down | True to width | Good room | Early reportsEarly Based on 1 reportUS 9-9 |
Saucony Endorphin Speed 4 (Women's) 9100% 1 of 1 runners landed on 9 (0.4 weighted). | Some go half size down | True to width | Good room | Early reportsEarly Based on 1 reportUS 9-9 |
Nike Pegasus 42 (Women's) 8100% 1 of 1 runners landed on 8 (0.4 weighted). | Size down 0.5 | Very narrow | Good room | Early reportsEarly Based on 1 reportUS 8-8 |
1 of 1 runners landed on 9 (0.5 weighted).
1 of 1 runners landed on 8 (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 11.5 (0.5 weighted).
1 of 1 runners landed on 11 (0.5 weighted).
1 of 1 runners landed on 10.5 (0.5 weighted).
1 of 1 runners landed on 7 wide (0.5 weighted).
1 of 1 runners landed on 10 (0.5 weighted).
1 of 1 runners landed on UK 9 (0.5 weighted).
1 of 1 runners landed on 9 (0.4 weighted).
1 of 1 runners landed on 9 (0.4 weighted).
1 of 1 runners landed on 8 (0.4 weighted).
Your size, to start
Start with your usual size unless strong runner evidence says otherwise. We don't yet have enough validated reports to confidently recommend a length-size change for the Nike Air Zoom Structure 25 (Men's).
Own the Nike Air Zoom Structure 25 (Men's)? A 20-second fit report helps other runners.
Add my fit reportAcross the full report set, this many called the shoe true to size.
Reports linked to a public source you can open and verify.
Signals for hotspots, blisters, or other pain points across the full report set.
Runner notes are AI-extracted sizing summaries from public running-shoe discussions. They are not quotes.
| Came from | Bought | Verdict | Runner note | Issues | When |
|---|---|---|---|---|---|
Nike Pegasus 39 (Women's) Size 10 | 10 | True to sizeTrue to width | Reported fit vs Nike Pegasus 39 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Asics Gel-Nimbus 27 (Women's) Size 9 | 9 | True to sizeTrue to width | Reported fit vs Asics Gel-Nimbus 27 (Women's) — true to length, true to width. | Blisters (toes) | Mar 2026 |
Adidas Adizero Adios Pro 3 (Women's) Size 9 | 9 | True to sizeTrue to width | Reported fit vs Adidas Adizero Adios Pro 3 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Brooks Ghost 16 (Women's) Size 11.5 | 11.5 | True to sizeTrue to width | Reported fit vs Brooks Ghost 16 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Nike Invincible 4 (Women's) Size 9.5 | 9 | Slightly longTrue to width | Reported fit vs Nike Invincible 4 (Women's) — true to width. | No issues | Mar 2026 |
New Balance Fresh Foam 860 13 (Women's) Size 10.5 | 10.5 | True to sizeTrue to width | Reported fit vs New Balance Fresh Foam 860 13 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Puma Velocity Nitro 2 (Women's) Size UK 9 | UK 9 | True to sizeSlightly narrow | Reported fit vs Puma Velocity Nitro 2 (Women's) — true to length, slightly narrow, snug toebox. | No issues | Mar 2026 |
New Balance FuelCell Rebel 4 (Women's) Size 7 wide | 7 wide | True to sizeSlightly wide | Reported fit vs New Balance FuelCell Rebel 4 (Women's) — true to length, slightly wide, roomy toebox. | No issues | Mar 2026 |
New Balance Fresh Foam 1080 13 (Women's) Size unknown | 11 | True to sizeTrue to width | Reported fit vs New Balance Fresh Foam 1080 13 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Asics Novablast 5 (Women's) Size unknown | 11 | True to sizeTrue to width | Reported fit vs Asics Novablast 5 (Women's) — true to length, true to width, roomy toebox. | No issues | Mar 2026 |
Reported fit vs Nike Pegasus 39 (Women's) — true to length, true to width.
Reported fit vs Asics Gel-Nimbus 27 (Women's) — true to length, true to width.
Reported fit vs Adidas Adizero Adios Pro 3 (Women's) — true to length, true to width.
Reported fit vs Brooks Ghost 16 (Women's) — true to length, true to width.
Reported fit vs Nike Invincible 4 (Women's) — true to width.
Reported fit vs New Balance Fresh Foam 860 13 (Women's) — true to length, true to width.
Reported fit vs Puma Velocity Nitro 2 (Women's) — true to length, slightly narrow, snug toebox.
Reported fit vs New Balance FuelCell Rebel 4 (Women's) — true to length, slightly wide, roomy toebox.
Reported fit vs New Balance Fresh Foam 1080 13 (Women's) — true to length, true to width.
Reported fit vs Asics Novablast 5 (Women's) — true to length, true to width, roomy toebox.
See how the Nike Air Zoom Structure (Men's) fits side-by-side with shoes runners know well.
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