True-to-Size Millimeter Sizing Comparison

Comfortiva Posie - Soft Spots vs Comfortiva Tatianna - Soft Spots

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

Shoe Awomen
Comfortiva Posie - Soft Spots
4.0(1,116 reviews)
Fit TendencyRuns Small (-4mm)
Width ProfileStandard (Medium)
View Full Posie - Soft Spots Breakdown
Shoe Bwomen
Comfortiva Tatianna - Soft Spots
4.0(1,654 reviews)
Fit TendencyTrue to Size
Width ProfileStandard (Medium)
View Full Tatianna - Soft Spots Breakdown
Fit Verdict

Tatianna - Soft Spots Runs Slightly Larger

The Tatianna - Soft Spots provides about 4mm more internal length than the Posie - Soft Spots. We suggest ordering 1/2 size down in Tatianna - Soft Spots.

Length Delta+4 mm
Width DeltaIdentical

Interactive Size Converter

Select what size you wear in the Posie - Soft Spots to see your calculated size in the Tatianna - Soft Spots.

Recommended Size in Comfortiva Tatianna - Soft Spots
US 7.5100% Match

Internal shoe cavity difference: 0.0 mm (snugger)

Complete Size Conversion Matrix

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

Posie - Soft Spots (US)Internal CavityTatianna - Soft Spots EquivalentMatch AccuracyFit Difference
US 4.5229 mmUS 4.553%+4.0 mm
US 5233 mmUS 4.5100%0.0 mm
US 5.5236 mmUS 588%+1.0 mm
US 6239 mmUS 5.588%+1.0 mm
US 6.5243 mmUS 6100%0.0 mm
US 7246 mmUS 6.588%+1.0 mm
US 7.5249 mmUS 788%+1.0 mm
US 8253 mmUS 7.5100%0.0 mm
US 8.5256 mmUS 888%+1.0 mm
US 9263 mmUS 8.565%-3.0 mm
US 9.5266 mmUS 988%+1.0 mm
US 10269 mmUS 9.588%+1.0 mm
US 10.5273 mmUS 10100%0.0 mm
US 11276 mmUS 10.588%+1.0 mm

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Frequently Asked Questions

How does the Posie - Soft Spots size compare to the Tatianna - Soft Spots?

The Tatianna - Soft Spots provides about 4mm more internal length than the Posie - Soft Spots. We suggest ordering 1/2 size down in Tatianna - Soft Spots. The Posie - Soft Spots has an internal fit offset of -4mm compared to 0mm for the Tatianna - Soft Spots.

Do these shoes fit wide feet comfortably?

The Posie - Soft Spots has a standard medium width profile, while the Tatianna - Soft Spots is standard medium.