Superblast v1
Width options: standard (Men's) / standard (Women's)
Imported family signal
29 of 30 runners said this shoe fit true to size.
Fit Notes
True to size. Wide toebox, generous fit.
Sizing vs. popular reference shoes
| If you wear | Length | Width | Toebox | Reports |
|---|---|---|---|---|
Adidas Adizero Boston 12 (Women's) 8.5100% 2 of 2 runners landed on 8.5 (0.9 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 2 reportsUS 8.5-8.5 |
Adidas Ultraboost 24 (Women's) 13100% 1 of 1 runners landed on 13 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 13-13 |
Asics Gel-Kayano 30 (Men's) 10.5100% 1 of 1 runners landed on 10.5 (0.5 weighted). | True to size | Slightly wide | Roomy toebox | Early reportsEarly Based on 1 reportUS 10.5-10.5 |
Asics Gel-Nimbus 27 (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 |
Asics Gel-Nimbus 27 (Women's) 10.5100% 1 of 1 runners landed on 10.5 (0.5 weighted). | True to size | Slightly wide | Roomy toebox | Early reportsEarly Based on 1 reportUS 10.5-10.5 |
Asics Metaspeed Sky+ (Men's) US 9.0 / UK 8.0100% 1 of 1 runners landed on US 9.0 / UK 8.0 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 9.08-9.08 |
Asics Novablast 4 (Men's) 13100% 1 of 1 runners landed on 13 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 13-13 |
Asics Novablast 4 (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 |
Brooks Glycerin 20 (Women's) 13100% 1 of 1 runners landed on 13 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 13-13 |
Hoka Clifton 10 (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 Fresh Foam 1080 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 SuperComp Trainer 3 (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 |
Nike Alphafly 3 (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 |
Nike Pegasus 42 (Men's) 11 M100% 1 of 1 runners landed on 11 M (0.5 weighted). | True to size | Slightly wide | Good room | Early reportsEarly Based on 1 reportUS 11-11 |
Nike Vaporfly 3 (Women's) 12.5100% 1 of 1 runners landed on 12.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 12.5-12.5 |
Salomon Speedcross 6 (Women's) uk women's 6.5100% 1 of 1 runners landed on uk women's 6.5 (0.5 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 1 reportUS 6.5-6.5 |
Saucony Endorphin Speed 2 (Women's) 8100% 1 of 1 runners landed on 8 (0.5 weighted). | True to size | Very narrow | Good room | Early reportsEarly Based on 1 reportUS 8-8 |
Saucony Endorphin Speed 3 (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 |
Saucony Endorphin Speed 4 (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 |
Saucony Triumph 21 (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 |
Mizuno Wave Rider 26 (Men's) unknown100% 1 of 1 runners landed on unknown (0.5 weighted). | True to size | Slightly narrow | Good room | Early reportsEarly Based on 1 report |
Adidas Adizero Evo SL (Women's) US 8.550%8.550% 1 of 2 runners landed on 8.5 (0.9 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 2 reportsUS 8.5-8.5 |
Asics Novablast 5 (Men's) 11.550%1250% 1 of 2 runners landed on 11.5 (0.9 weighted). | True to size | True to width | Roomy toebox | Early reportsEarly Based on 2 reportsUS 11.5-12 |
Asics Novablast 5 (Women's) 8.550%950% 1 of 2 runners landed on 8.5 (0.9 weighted). | Consider sizing up 0.5 | True to width | Good room | Early reportsEarly Based on 2 reportsUS 8.5-9 |
Asics Gel-Kayano 31 (Women's) 6.550%8.550% 1 of 2 runners landed on 6.5 (0.9 weighted). | True to size | True to width | Good room | Early reportsEarly Based on 2 reportsUS 6.5-8.5 |
2 of 2 runners landed on 8.5 (0.9 weighted).
1 of 1 runners landed on 13 (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 10.5 (0.5 weighted).
1 of 1 runners landed on US 9.0 / UK 8.0 (0.5 weighted).
1 of 1 runners landed on 13 (0.5 weighted).
1 of 1 runners landed on 10.5 (0.5 weighted).
1 of 1 runners landed on 13 (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 9 (0.5 weighted).
1 of 1 runners landed on 10.5 (0.5 weighted).
1 of 1 runners landed on 11 M (0.5 weighted).
1 of 1 runners landed on 12.5 (0.5 weighted).
1 of 1 runners landed on uk women's 6.5 (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 10.5 (0.5 weighted).
1 of 1 runners landed on unknown (0.5 weighted).
1 of 2 runners landed on 8.5 (0.9 weighted).
1 of 2 runners landed on 11.5 (0.9 weighted).
1 of 2 runners landed on 8.5 (0.9 weighted).
1 of 2 runners landed on 6.5 (0.9 weighted).
Size Guide: Coming from Other Shoes
| If you wear | Try in Asics Superblast 1 | Reports |
|---|---|---|
| Asics Novablast 5 12 | 12 | 3 runners |
Based on community reports. Individual fit may vary.
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 Asics Superblast 1 (Men's).
Own the Asics Superblast 1 (Men's)? A 20-second fit report helps other runners.
Add my fit reportCommunity reports
Across 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 |
|---|---|---|---|---|---|
Saucony Endorphin Speed 3 (Women's) Size 10 | 10 | True to sizeTrue to width | Reported fit vs Saucony Endorphin Speed 3 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Asics Novablast 5 (Men's) Size 12 | 12 | True to sizeTrue to width | Reported fit vs Asics Novablast 5 (Men's) — true to length, true to width, roomy toebox. | No issues | Mar 2026 |
Nike Pegasus 42 (Men's) Size 11 M | 11 M | True to sizeSlightly wide | Reported fit vs Nike Pegasus 42 (Men's) — true to length, slightly wide. | No issues | Mar 2026 |
Salomon Speedcross 6 (Women's) Size uk women's 7.5 | uk women's 6.5 | True to sizeTrue to width | Reported fit vs Salomon Speedcross 6 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Adidas Ultraboost 24 (Women's) Size 13 | 13 | True to sizeTrue to width | Reported fit vs Adidas Ultraboost 24 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Asics Novablast 4 (Men's) Size 13 | 13 | True to sizeTrue to width | Reported fit vs Asics Novablast 4 (Men's) — true to length, true to width. | No issues | Mar 2026 |
Brooks Glycerin 20 (Women's) Size 13D | 13 | True to sizeTrue to width | Reported fit vs Brooks Glycerin 20 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Asics Gel-Nimbus 27 (Women's) Size unknown | 10.5 | True to sizeSlightly wide | Reported fit vs Asics Gel-Nimbus 27 (Women's) — true to length, slightly wide, roomy toebox. | No issues | Mar 2026 |
Nike Vaporfly 3 (Women's) Size 12.5 | 12.5 | True to sizeTrue to width | Reported fit vs Nike Vaporfly 3 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Asics Novablast 4 (Women's) Size 10.5 | 10.5 | True to sizeTrue to width | Reported fit vs Asics Novablast 4 (Women's) — true to length, true to width. | No issues | Mar 2026 |
Reported fit vs Saucony Endorphin Speed 3 (Women's) — true to length, true to width.
Reported fit vs Asics Novablast 5 (Men's) — true to length, true to width, roomy toebox.
Reported fit vs Nike Pegasus 42 (Men's) — true to length, slightly wide.
Reported fit vs Salomon Speedcross 6 (Women's) — true to length, true to width.
Reported fit vs Adidas Ultraboost 24 (Women's) — true to length, true to width.
Reported fit vs Asics Novablast 4 (Men's) — true to length, true to width.
Reported fit vs Brooks Glycerin 20 (Women's) — true to length, true to width.
Reported fit vs Asics Gel-Nimbus 27 (Women's) — true to length, slightly wide, roomy toebox.
Reported fit vs Nike Vaporfly 3 (Women's) — true to length, true to width.
Reported fit vs Asics Novablast 4 (Women's) — true to length, true to width.
Compare with popular shoes
See how the Asics Superblast (Men's) fits side-by-side with shoes runners know well.
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