True-to-Size Millimeter Sizing Comparison

Birkenstock Mayari vs HOKA Ora Recovery Flip

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

5.0(5,912 reviews)
Fit TendencyTrue to Size
Width ProfileStandard (Medium)
View Full Mayari Breakdown
4.0(4,824 reviews)
Fit TendencyTrue to Size
Width ProfileStandard (Medium)
View Full Ora Recovery Flip Breakdown
Fit Verdict

True to Size Comparison

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

Length Delta-0.38 mm
Width Delta+0.37 mm

Interactive Size Converter

Select what size you wear in the Mayari to see your calculated size in the Ora Recovery Flip.

Recommended Size in HOKA Ora Recovery Flip
EU 41 1/373% Match

Internal shoe cavity difference: +2.3 mm (slightly roomier)

Alternate option if between sizes: EU 40 2/3 (72% match)

Complete Size Conversion Matrix

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

Mayari (US)Internal CavityOra Recovery Flip EquivalentMatch AccuracyFit Difference
EU 35233 mmEU 3622%+6.6 mm
EU 36240 mmEU 3696%-0.4 mm
EU 37247 mmEU 37 1/381%+1.6 mm
EU 38253 mmEU 3896%-0.4 mm
EU 39260 mmEU 39 1/377%+1.9 mm
EU 40267 mmEU 4096%-0.4 mm
EU 41273 mmEU 41 1/373%+2.3 mm
EU 42280 mmEU 4296%-0.4 mm
EU 43287 mmEU 43 1/381%+1.6 mm
EU 44293 mmEU 4496%-0.4 mm
EU 45300 mmEU 45 1/381%+1.6 mm
EU 46307 mmEU 4696%-0.4 mm

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Frequently Asked Questions

How does the Mayari size compare to the Ora Recovery Flip?

Both shoes share a very similar length profile. We recommend ordering your standard size in both. The Mayari has an internal fit offset of 0.06mm compared to -0.32mm for the Ora Recovery Flip.

Do these shoes fit wide feet comfortably?

The Mayari has a snug/narrow width profile, while the Ora Recovery Flip is roomy/wide.