Wheelchair Seat Width

Rough seat width from hip measurement (clinical fitting required).

Medical Disclaimer

This calculator is for informational and educational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about your health. Never disregard professional medical advice or delay seeking it because of results from this tool.

Inputs

Hip width (cm)

Desired seat depth (cm)

Tab to move between fields

Results

Est. seat width

45 cm

Seat depth46 cm

NoteWork with ATP / clinician for prescription seating

How to Use This Calculator

Measure the user's hip width while seated — use a flexible tape measure.
Enter the hip width in centimeters in the 'Hip Width' field.
Review the recommended seat width, which adds a standard clearance allowance.
Cross-check the seat depth recommendation using your thigh length measurement.
Confirm measurements with a certified rehabilitation engineer or occupational therapist.

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