Ski Binding Calculator

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Reviewer: David Chen, Professional Ski Instructor (PSIA Certified) | Fact-Checked for ISO 11088 Compliance.

Setting your ski bindings correctly is critical for safety on the slopes. This ski binding calculator uses the industry-standard DIN chart logic to help you find the appropriate release setting based on your physical profile and ability.

Ski Binding Calculator

Please fill in all fields with valid numbers.

Recommended DIN Setting

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Ski Binding Calculator Formula

DIN = f(Weight, Height, Age, Skier Type, Boot Sole Length)
Step 1: Find Skier Code (A-O) from Weight/Height Table.
Step 2: Adjust Code based on Age & Type.
Step 3: Lookup DIN value using Final Code & BSL.
Source: ISO 11088:2018 Standards

Variables:

  • Weight: Your body mass in kilograms. It is the primary factor for torque release.
  • Height: Your height in centimeters. Taller skiers leverage more force.
  • Age: Release tension is adjusted for skiers under 9 or over 50 due to bone density/flexibility.
  • Boot Sole Length (BSL): The physical length of your boot (e.g., 305mm), usually stamped on the heel.
  • Skier Type: Determines release sensitivity (I=Earlier, III=Later).

Related Calculators:

What is a Ski Binding Calculator?

A ski binding calculator determines your DIN (Deutsches Institut für Normung) setting. This is a standardized scale used to ensure that your ski bindings release only when necessary (e.g., during a fall) to prevent lower leg injuries like tibia or ACL fractures.

The DIN value is not a “skill level” badge but a technical safety setting. Setting it too high may result in the ski not releasing during a crash, while setting it too low can lead to “pre-release,” causing you to lose a ski mid-turn.

How to Calculate Ski Binding DIN (Example)

  1. Identify Code: A 75kg male who is 180cm tall falls into “Row L” of the standard chart.
  2. Adjust for Type: As a Type II skier, he stays at Row L. If he were Type III, he would move to Row M.
  3. Adjust for Age: If he is 55 years old, he moves up one row (L back to K).
  4. Final Lookup: With a Boot Sole Length of 310mm and Row L, the DIN is 5.5.

Frequently Asked Questions (FAQ)

Is the DIN setting the same for all brands? Yes, DIN is an international standard. A setting of 6 on a Salomon binding is theoretically identical to a 6 on a Look or Marker binding.
Where do I find my Boot Sole Length (BSL)? It is usually a 3-digit number (e.g., 305mm) embossed on the heel or side of the plastic boot shell. Do not use the Mondo size (e.g., 27.5).
What if my Weight and Height suggest different codes? Standard practice is to select the row higher on the chart (the lower code) for safety.
Can I set the DIN myself? While you can physically turn the screw, it is highly recommended to have a certified technician test the binding with a calibration tool.