Superblast v2
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 2 | Reports |
|---|---|---|
| Asics Novablast 5 12 | 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 |
|---|---|---|---|---|---|
Saucony Endorphin Speed 3 (Women's) Size 10 | 10 | True to sizeTrue to width | Both require size 10 despite typical size 9.5; same sizing needed | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1e91r6j/superblast_2_slow_runner_report/] | No issues | Mar 2026 |
Asics Novablast 5 (Men's) Size 12 | 12 | True to sizeTrue to width | both fit great in size 12, both have roomy toebox | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1hiteot/a_runners_dream_perfect_marathon_training_combo/] | No issues | Mar 2026 |
Nike Pegasus 42 (Men's) Size 11 M | 11 M | True to sizeSlightly wide | Superblast 2 has much wider platform; good shock absorption but awkward heel-to-toe transition | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1nyubzy/nike_pegasus_premium_early_review/] | 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 | much slower than Salomons although still comfortable | [gender: female/explicit] | [source: /r/RunningShoeGeeks/comments/1ay50k8/nimbus_24_vs_kayano_29/] | No issues | Mar 2026 |
Adidas Ultraboost 24 (Women's) Size 13 | 13 | True to sizeTrue to width | Superblast 2 is more comfortable than PX1, feels like traditional-style running shoe beefed up, will wear SB2 more often than PX1 | [ambiguity: PX1 size inferred from context (poster states 'I also have the Adidas PX1 and PX2' and wears size 13); explicit size only stated for SB2.] | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1dzz1ux/yastr_yet_another_superblast_2_review_actual_true/] | No issues | Mar 2026 |
Asics Novablast 4 (Men's) Size 13 | 13 | True to sizeTrue to width | fit perfect at same size | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/15hfen0/asics_superblast_sizing/] | No issues | Mar 2026 |
Brooks Glycerin 20 (Women's) Size 13D | 13 | True to sizeTrue to width | Fits perfect in 13; no toe hits; great fit after lace adjustment | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1e4xm62/asics_superblast_2_paris_initial_thoughts/] | No issues | Mar 2026 |
Asics Gel-Nimbus 27 (Women's) Size unknown | 10.5 | True to sizeSlightly wide | Superblast 3 is roomy, better toebox than Megablast. Used for recovery in rotation with Megablast and Metaspeed Edge. | [ambiguity: Post mentions Superblast 3 in 10.5 Men and compares to Megablast, but no explicit size given for Megablast or Nimbus 28. Nimbus 28 mentioned as part of rotation but no size stated for it.] | [gender: male/explicit] | [source: /r/RunningShoeGeeks/comments/1r7udrz/superblast_3_compared_to_megablast/] | No issues | Mar 2026 |
Nike Vaporfly 3 (Women's) Size 12.5 | 12.5 | True to sizeTrue to width | went up half a size to 12.5, extremely comfortable around the foot, upper conformed well and didn't overheat | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1jsj561/superblast_2_1000km_i_was_wrong_about_these_shoes/] | No issues | Mar 2026 |
Asics Novablast 4 (Women's) Size 10.5 | 10.5 | True to sizeTrue to width | Same size (10.5). Megablast is firmer and faster but less stable. SB3 handles easy daily stuff better. Megablast has forefoot volume issues for poster. | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1rnkz1x/a_different_type_of_superblast_superblast_3_first/] | No issues | Mar 2026 |
Both require size 10 despite typical size 9.5; same sizing needed | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1e91r6j/superblast_2_slow_runner_report/]
both fit great in size 12, both have roomy toebox | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1hiteot/a_runners_dream_perfect_marathon_training_combo/]
Superblast 2 has much wider platform; good shock absorption but awkward heel-to-toe transition | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1nyubzy/nike_pegasus_premium_early_review/]
much slower than Salomons although still comfortable | [gender: female/explicit] | [source: /r/RunningShoeGeeks/comments/1ay50k8/nimbus_24_vs_kayano_29/]
Superblast 2 is more comfortable than PX1, feels like traditional-style running shoe beefed up, will wear SB2 more often than PX1 | [ambiguity: PX1 size inferred from context (poster states 'I also have the Adidas PX1 and PX2' and wears size 13); explicit size only stated for SB2.] | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1dzz1ux/yastr_yet_another_superblast_2_review_actual_true/]
fit perfect at same size | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/15hfen0/asics_superblast_sizing/]
Fits perfect in 13; no toe hits; great fit after lace adjustment | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1e4xm62/asics_superblast_2_paris_initial_thoughts/]
Superblast 3 is roomy, better toebox than Megablast. Used for recovery in rotation with Megablast and Metaspeed Edge. | [ambiguity: Post mentions Superblast 3 in 10.5 Men and compares to Megablast, but no explicit size given for Megablast or Nimbus 28. Nimbus 28 mentioned as part of rotation but no size stated for it.] | [gender: male/explicit] | [source: /r/RunningShoeGeeks/comments/1r7udrz/superblast_3_compared_to_megablast/]
went up half a size to 12.5, extremely comfortable around the foot, upper conformed well and didn't overheat | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1jsj561/superblast_2_1000km_i_was_wrong_about_these_shoes/]
Same size (10.5). Megablast is firmer and faster but less stable. SB3 handles easy daily stuff better. Megablast has forefoot volume issues for poster. | [gender: male/inferred] | [source: /r/RunningShoeGeeks/comments/1rnkz1x/a_different_type_of_superblast_superblast_3_first/]
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