TireCalculatorHub
PSI ↔ kPa ConverterSubaru Tire Size CalculatorkPa to PSI CalculatorTire Size Converter & ComparatorTire Size Comparison CalculatorTire Size DifferenceSpeedometer Error CalculatorTire Pressure Converter (PSI ↔ kPa)Wheel Offset & Backspace CalculatorEffective Gear Ratio CalculatorEngine RPM CalculatorStaggered Fitment CalculatorScrub Radius CalculatorOverall Tire Height CalculatorRim & Tire Compatibility CalculatorTire Aspect Ratio SolverTire Load Index CalculatorSpeed Rating CalculatorPlus Sizing Options CalculatorTire Stretch / Pinch CalculatorTire Rolling Radius CalculatorTire Age Calculator (DOT)Load Range & Ply Rating ConverterSpare Tire Compatibility CalculatorUTQG ExplainerWheel & Tire Clearance EstimatorContact Patch EstimatorSidewall Height CalculatorRevolutions Per Unit CalculatorTire Air Volume CalculatorTire Diameter CalculatorCamber Angle ExplainerCaster Angle ExplainerToe Angle ExplainerTire Treadwear Rating ExplainerTire Temperature Rating ExplainerProrated Tire Value CalculatorAWD Tire Size Mismatch GuideFlotation Tire Size ConverterIdeal Rim Width CalculatorMotorcycle Tire Dimensions CalculatorUniversal Tire Size ConverterComprehensive Tire Size GuidePly Rating & Load Range GuideWheel & Tire Fitment GuideToyota Tire GuideTacoma Tire GuideJeep Tire Calculator GuideFord F-150 Tire GuideTruck Tire Size GuideBMW Tire GuideBMW Tire Size CalculatorChevrolet Silverado Tire GuideMetric Tire CalculatorMetric Tire Size GuideRAM Tire Size GuideFord Mustang Tire GuideSubaru Tire GuideHonda Tire GuideMazda Tire GuideNissan Tire GuideChevrolet Camaro Tire GuideChevrolet Corvette Tire GuidePorsche Tire GuideMercedes-Benz Tire GuideMercedes Tire Size CalculatorAudi Tire Size CalculatorAudi Tire GuideVolkswagen Tire GuideTesla Tire Size CalculatorTesla Tire GuideLexus Tire GuideInfiniti Tire GuideMiata Tire GuideATV Tire GuideATV Tire Size CalculatorMiata Tire Size CalculatorTacoma Tire Size CalculatorLexus Tire Size CalculatorF-150 Tire Size CalculatorTire Height CalculatorJeep Tire Size CalculatorTrailer Tire Guide (ST Tires)RV Tire GuideGuide to Finding Discount Tire DealsWinter Tire Sizing GuidePerformance Tire GuideLow Profile Tire GuideUTV Tire GuideTractor Tire GuideTire Rotation GuideWheel Alignment Guide (Camber, Caster, Toe)Motorcycle Touring Tire GuideScrub Radius Explained GuideSport Bike Tire GuideCruiser Motorcycle Tire GuideDirt Bike Tire GuideDirt Bike Tire Size CalculatorMountain Bike (MTB) Tire GuideRoad Bike Tire GuideGravel Bike Tire GuideFat Bike Tire GuideRolling Resistance GuideForklift Tire Size GuideForklift Tire Size CalculatorGolf Cart Tire GuideGolf Cart Tire Size CalculatorLawn Mower Tire GuideConstruction Equipment Tire GuideAircraft Tire GuideRacing Tire GuideAgricultural Tire GuideTire Impact on Fuel Economy GuideUnderstanding Tire Noise Levels GuideRide Comfort GuideHandling GuideBraking Distance GuideAquaplaning GuideBead Seat Diameter GuideTruck Tire Size CalculatorTire Rolling Resistance CalculatorGMC Tire Size Calculator

Flotation Tire Size Converter | to P-Metric & Dimensions

Convert flotation tire sizes (e.g., 33x12.50R15) to their approximate P-Metric equivalent and calculate detailed dimensions. Also converts P-Metric to Flotation.

By TireCalculatorHub Editorial Team·Updated: February 21, 2026
Convert flotation tire sizes (e.g., 33x12.50R15) to P-Metric and vice-versa. Includes dimension calculation.

P-Metric Size Input

About This Calculator

Flotation tire sizes, common for trucks and off-road vehicles (e.g., 33x12.50R15), directly indicate the tire's overall diameter and section width in inches. P-Metric sizes (e.g., 285/75R16) use section width in millimeters and an aspect ratio to determine height.

This versatile calculator allows you to: 1. Convert a Flotation tire size to its approximate P-Metric equivalent. 2. Convert a P-Metric tire size to its approximate Flotation equivalent. 3. View detailed dimensions (overall diameter, section width, sidewall height, circumference, revolutions per mile/km) for the input tire.

Conversions between these systems are approximate due to rounding and slight variations in manufacturing. This tool is invaluable for comparing different tire types or understanding how a Flotation size relates to the more common P-Metric system.

How to Use This Calculator

  1. Select the Conversion Mode: 'P-Metric to Flotation' or 'Flotation to P-Metric'.
  2. If converting from P-Metric, enter the tire's Width (mm), Aspect Ratio (%), and Rim Diameter (inches).
  3. If converting from Flotation, enter the tire's Overall Diameter (inches), Section Width (inches), and Rim Diameter (inches).
  4. Click the 'Convert' button.
  5. The results will display the approximate converted size and detailed dimensions for the input tire.

Disclaimer

All tools and information provided on TireCalculatorHub are for informational purposes only. Tire size conversions are approximate. Always verify actual tire dimensions with the manufacturer and consult with a qualified professional before making decisions about your vehicle's tires or modifications.

TireCalculatorHub is not liable for any damages or issues arising from the use of information or tools on this website.