True-to-Size Millimeter Sizing Comparison

Crocs Work Work Bistro (Unisex) vs KEEN Newport H2

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

4.0(3,951 reviews)
Fit TendencyRuns Large (+4mm)
Width ProfileWide
View Full Work Bistro (Unisex) Breakdown
5.0(3,249 reviews)
Fit TendencyRuns Small (-4mm)
Width ProfileStandard (Medium)
View Full Newport H2 Breakdown
Fit Verdict

Newport H2 Runs Noticeably Smaller

The Newport H2 is about 8mm shorter than the Work Bistro (Unisex). We suggest ordering 1 full size up in Newport H2.

Length Delta-8 mm
Width Delta-3 mm

Interactive Size Converter

Select what size you wear in the Work Bistro (Unisex) to see your calculated size in the Newport H2.

Recommended Size in KEEN Newport H2
US 11.588% Match

Internal shoe cavity difference: -1.0 mm (snugger)

Alternate option if between sizes: US 12 (76% match)

Complete Size Conversion Matrix

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

Work Bistro (Unisex) (US)Internal CavityNewport H2 EquivalentMatch AccuracyFit Difference
US 7271 mmUS 876%-2.0 mm
US 7.5274 mmUS 8.588%-1.0 mm
US 8277 mmUS 988%-1.0 mm
US 8.5281 mmUS 9.576%-2.0 mm
US 9284 mmUS 1088%-1.0 mm
US 9.5287 mmUS 10.588%-1.0 mm
US 10291 mmUS 1176%-2.0 mm
US 10.5294 mmUS 11.588%-1.0 mm
US 11297 mmUS 1288%-1.0 mm
US 11.5301 mmUS 12.576%-2.0 mm
US 12304 mmUS 1388%-1.0 mm
US 12.5307 mmUS 1476%+2.0 mm
US 13311 mmUS 1476%-2.0 mm
US 14317 mmUS 145%-8.0 mm

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Frequently Asked Questions

How does the Work Bistro (Unisex) size compare to the Newport H2?

The Newport H2 is about 8mm shorter than the Work Bistro (Unisex). We suggest ordering 1 full size up in Newport H2. The Work Bistro (Unisex) has an internal fit offset of 4mm compared to -4mm for the Newport H2.

Do these shoes fit wide feet comfortably?

The Work Bistro (Unisex) has a roomy/wide width profile, while the Newport H2 is standard medium.