True-to-Size Millimeter Sizing Comparison

Ariat Terrain H2O vs Stacy Adams Madison Boot

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

5.0(6,022 reviews)
Fit TendencyRuns Large (+4mm)
Width ProfileStandard (Medium)
View Full Terrain H2O Breakdown
4.6(968 reviews)
Fit TendencyRuns Large (+4mm)
Width ProfileStandard (Medium)
View Full Madison Boot Breakdown
Fit Verdict

True to Size Comparison

Both shoes share a very similar length profile. We recommend ordering your standard size in both.

Length Delta0 mm
Width DeltaIdentical

Interactive Size Converter

Select what size you wear in the Terrain H2O to see your calculated size in the Madison Boot.

Recommended Size in Stacy Adams Madison Boot
US 6100% Match

Internal shoe cavity difference: 0.0 mm (snugger)

Complete Size Conversion Matrix

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

Terrain H2O (US)Internal CavityMadison Boot EquivalentMatch AccuracyFit Difference
US 4.5237 mmUS 3.517%+7.0 mm
US 5241 mmUS 3.565%+3.0 mm
US 5.5244 mmUS 3.5100%0.0 mm
US 6247 mmUS 4100%0.0 mm
US 6.5251 mmUS 4.5100%0.0 mm
US 7254 mmUS 5100%0.0 mm
US 7.5257 mmUS 5.5100%0.0 mm
US 8261 mmUS 6100%0.0 mm
US 8.5264 mmUS 6.5100%0.0 mm
US 9271 mmUS 7100%0.0 mm
US 9.5274 mmUS 7.5100%0.0 mm
US 10277 mmUS 8100%0.0 mm
US 10.5281 mmUS 8.5100%0.0 mm
US 11284 mmUS 9100%0.0 mm

Related Comparisons

Frequently Asked Questions

How does the Terrain H2O size compare to the Madison Boot?

Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Terrain H2O has an internal fit offset of 4mm compared to 4mm for the Madison Boot.

Do these shoes fit wide feet comfortably?

The Terrain H2O has a standard medium width profile, while the Madison Boot is standard medium.