Best Car Tire Size Calc Apps

Compare tire and wheel specsGet upgrade recommendationsCalculate sprung weight difference

$2.99 | 33% OFF

Easily compare tire and wheel specifications for upgrades. Calculate equivalent sprung weight differences and get safe, performance-enhancing recommendations. Supports both Imperial and Metric units.

Tire Size Calculator - Upsize

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Tyre Size Comparison

Accurate tire size calculationsAspect ratio adjustmentsSpeedometer correction

Calculate and compare tire sizes for your vehicle. This tool helps you understand the impact of different tire dimensions on performance and ensures your speedometer remains accurate after upgrades. It's designed for automotive enthusiasts and anyone looking to optimize their vehicle's setup.

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Tire Size Calculator Plus

Compare Tire Sizes with Visual

$2.99

Easily compare the specifications of two tires before purchasing. Calculate differences in diameter, width, sidewall, circumference, and revolutions per mile. Includes visual illustrations and speedometer adjustments for different tire sizes.

Compare two tire sizesCalculate diameter, width, sidewall, circumferenceRevolutions per mile calculation

Wheel and tire size database

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Tire size correspondence

Metric Tire Conversion

Wheel and tire fitment data lookupOE and aftermarket optionsPlus-minus sizing information

Access a comprehensive database for vehicle wheel and tire fitment information. Find OE and aftermarket options, including plus-minus sizing, for over 110 car makes and 3800+ models. Data is updated daily and covers vehicles manufactured since 2000 with nearly 100% accuracy.

Tire Calculator (Offset&Speed)

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Offset & speed error calc.

Wheel offset calculationSpeedometer error calculationGPS speedometer error measurement

Easily calculate wheel offset and speedometer errors after tire changes. This tool helps determine changes in rim position, tread width, and actual speed versus displayed speed. It also offers GPS-based speedometer error measurement.

Tire Calculator & 3D Wheels

Tire size conversionEasy to use interfaceToday Widget for quick info

Easily calculate tire conversions with this straightforward utility. Access essential tire information directly from your device's home screen with a convenient widget.

Calculate tire and wheel fitment for your vehicle. This app helps you understand tire stretch, rolling radius, and speedometer error. It also allows for multiple wheel comparisons and saving results as images.

Wheel Fitment CalculationTyre Stretch AnalysisRolling Radius Measurement

free with in-app purchases

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Discount Tire

#1 selection of tires & wheels

Largest tire and wheel selectionWheel visualizer for vehiclesFind current rebates and promotions

Shop for a vast selection of tires and wheels for various vehicles. Visualize how new wheels look on your car before purchasing and discover current deals and promotions. Easily locate and contact nearby stores, and manage your credit card account.

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#1 selection of tires & wheels

Tire Size Calculator +

Compare & Speedo Error

Extensive tire and wheel selectionWheel visualizer for your vehicleFind rebates and promotions

Shop for a wide selection of tires and wheels for various vehicles. Visualize how new wheels look on your car and find current promotions. Easily locate and contact your nearest store, with financing options available.

Tire and wheel calculator

Compare tire and wheel dimensionsVisualize configurations with cutaway viewsFitment calculator for vehicle compatibility

This app helps you compare and visualize different tire and wheel configurations for your vehicle. It calculates key dimensions, checks for fitment issues, and provides technical references. Supports both Imperial and Metric units.

calculate error of speedometer

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Wheels Speed Calculator

Calculate speedometer errorCheck speed differences with different tire sizesSelect tire sizes from R4/80/25 to R26/460/100

Calculate the error in your speedometer when using tires of different dimensions than recommended by the manufacturer. It helps you find tire sizes that minimize speedometer inaccuracies for your vehicle.

FixGo: Tires, Part, Oil Change

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Best price, Local installation

Wide selection of tires from 100+ brandsBest-price guarantee1-3 Day FREE Shipping

This app offers a wide selection of tires from numerous brands at competitive prices. It simplifies the process of finding the right tires for various vehicles and provides options for free shipping and local installation. Customers benefit from a best-price guarantee and secure payment options.

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Bike Tire Pressure Calc

Ideal tire pressure calculationTerrain and riding condition analysisCustomizable for rider weight and temperature

This app helps cyclists determine the optimal tire pressure for their bike based on various factors like terrain, rider weight, and temperature. It provides specific recommendations for different bike types to enhance performance, comfort, and confidence.

Find the ideal tire pressure for your car with this easy-to-use utility. Simply select your car's manufacturer, model, and tire size to get recommended front and rear tire pressures. Save your car's details for future reference.

Find ideal tire pressureSelect car manufacturerSelect car model

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