ASICS / S4

S4

Racing2023-02-16 · JP · Online launchChecked 2026-10-27

S4 is a road racing shoe for runners targeting a sub-four-hour marathon. A V-shaped carbon plate spans the two-layer midsole, with FF BLAST TURBO in the upper layer. Its ASICSGRIP outsole has a broader contact area than METASPEED and thicker heel rubber for wear resistance at landing. The lightweight MOTION WRAP upper focuses on breathability and midfoot fit.

Key specifications

Weight

240 g

All models average 268.9 gDifference from average −28.9 g

Average of 973 models

Drop

6 mm

All models average 6.8 mmDifference from average −0.8 mm

Average of 986 models

Stack (heel)

34 mm

All models average 34.3 mmDifference from average −0.3 mm

Average of 810 models

MSRP

¥22,000 JPY · JP · Tax included

All models average ¥19,381Difference from average +2619 JPY

Average of 146 models

This modelAll models average

Stack (forefoot): 28 mm
Carbon plate: Yes
Midsole: FF BLAST TURBO
Outsole: ASICSGRIP
Use cases: Race

Weight notes Approximate weight per shoe in size 27 cm.

IN CONTEXT

Specs in context

Weight × stack788 models shown

ASICS S4240 g / 34 mm

Weight distribution973 models

95 g385 g

This model 240 gAll models average 268.9 gDifference from average −28.9 g

Drop distribution986 models

0 mm12 mm

This model 6 mmAll models average 6.8 mmDifference from average −0.8 mm

Stack distribution810 models

5 mm60 mm

This model 34 mmAll models average 34.3 mmDifference from average −0.3 mm

MSRP distribution · JPY · JP · Tax included146 models

¥6,000¥88,000

This model ¥22,000All models average ¥19,381Difference from average +¥2,619

Unknown values are excluded. Shoe sizes and measurement conditions vary, so use these averages and distributions as a guide when comparing specifications.

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