True-to-Size Millimeter Sizing Comparison

Brooks Addiction Walker 2 vs Saucony Cohesion 17

Detailed size conversion chart, cavity measurements in millimeters, and crowd-sourced fit advice for choosing your perfect size.

Shoe Amen
Brooks Addiction Walker 2
4.0(2,055 reviews)
Fit TendencyRuns Small (-4mm)
Width ProfileStandard (Medium)
View Full Addiction Walker 2 Breakdown
Shoe Bunisex
Saucony Cohesion 17
4.3(265 reviews)
Fit TendencyTrue to Size
Width ProfileStandard (Medium)
View Full Cohesion 17 Breakdown
Fit Verdict

Cohesion 17 Runs Slightly Larger

The Cohesion 17 provides about 4mm more internal length than the Addiction Walker 2. We suggest ordering 1/2 size down in Cohesion 17.

Length Delta+4 mm
Width DeltaIdentical

Interactive Size Converter

Select what size you wear in the Addiction Walker 2 to see your calculated size in the Cohesion 17.

Recommended Size in Saucony Cohesion 17
US 1088% Match

Internal shoe cavity difference: +1.0 mm (slightly roomier)

Alternate option if between sizes: US 9.5 (65% match)

Complete Size Conversion Matrix

Direct millimeter-calibrated mapping comparing all available sizes between both shoes.

Addiction Walker 2 (US)Internal CavityCohesion 17 EquivalentMatch AccuracyFit Difference
US 7263 mmUS 6.565%-3.0 mm
US 7.5266 mmUS 788%+1.0 mm
US 8269 mmUS 7.588%+1.0 mm
US 8.5273 mmUS 8100%0.0 mm
US 9276 mmUS 8.588%+1.0 mm
US 9.5279 mmUS 988%+1.0 mm
US 10283 mmUS 9.5100%0.0 mm
US 10.5286 mmUS 1088%+1.0 mm
US 11289 mmUS 10.588%+1.0 mm
US 11.5293 mmUS 11100%0.0 mm
US 12296 mmUS 11.588%+1.0 mm
US 12.5299 mmUS 1288%+1.0 mm
US 13303 mmUS 12.5100%0.0 mm
US 14309 mmUS 1376%-2.0 mm

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Frequently Asked Questions

How does the Addiction Walker 2 size compare to the Cohesion 17?

The Cohesion 17 provides about 4mm more internal length than the Addiction Walker 2. We suggest ordering 1/2 size down in Cohesion 17. The Addiction Walker 2 has an internal fit offset of -4mm compared to 0mm for the Cohesion 17.

Do these shoes fit wide feet comfortably?

The Addiction Walker 2 has a standard medium width profile, while the Cohesion 17 is standard medium.