Transport
Automotive, aviation, maritime, travel and navigation calculators. Every page below is currently a stub: the working tool, its formula and its worked example are published one calculator at a time, and a page is listed in the index allowlist only once it is finished.
298 calculators in 26 subjects.
Aerodynamics
Air data
- Altimeter Setting QNH QFE QNE Converterstub
- Cold Temperature Altitude Correction Calculatorstub
- Density Altitude Calculatorstub
- Indicated to Calibrated Airspeed Converterstub
- ISA Standard Atmosphere Calculatorstub
- Mach Number Calculatorstub
- Pressure Altitude Calculatorstub
- Speed of Sound at Altitude Calculatorstub
- Temperature Deviation from ISA Calculatorstub
- True Airspeed Calculatorstub
Air travel
- Airline Baggage Dimension and Linear Inches Calculatorstub
- Airline Miles Earned per Trip Calculatorstub
- Airline Ticket Change and Cancellation Cost Calculatorstub
- Carry On Liquids Allowance Calculatorstub
- Elite Status Qualification Progress Calculatorstub
- Excess Baggage Fee Calculatorstub
- Flight Carbon Emissions per Passenger Calculatorstub
- Flight Cost per Mile and Fare Value Calculatorstub
- Flight Delay Compensation Calculatorstub
- Flight Duration and Arrival Time Calculatorstub
- Frequent Flyer Miles Value and Redemption Calculatorstub
- Jet Lag Recovery and Adjustment Schedule Calculatorstub
- Layover Minimum Connection Time Calculatorstub
- Lithium Battery Watt Hour Calculatorstub
- Time Zone Difference and Meeting Time Converterstub
Body and finish
- Automotive Paint Mixing Ratio Calculatorstub
- Car Paint Quantity Calculatorstub
- Dent Repair versus Panel Replacement Cost Calculatorstub
- Paint Protection Film Coverage Calculatorstub
- Undercoating and Bedliner Coverage Calculatorstub
- Vehicle Surface Area Estimatorstub
- Vehicle Wrap Vinyl Length Calculatorstub
- Window Tint Film Quantity Calculatorstub
Cost per distance
Design ratios
- Ballast Ratio and Capsize Screening Formula Calculatorstub
- Comfort Ratio Calculatorstub
- Displacement from Waterline Measurements Calculatorstub
- Displacement to Length Ratio Calculatorstub
- Freeboard and Reserve Buoyancy Calculatorstub
- Fresh Water to Salt Water Draft Change Calculatorstub
- Metacentric Height GM Calculatorstub
- Righting Moment and Angle of Vanishing Stability Calculatorstub
- Sail Area to Displacement Ratio Calculatorstub
- Waterline Length Change and Trim Calculatorstub
Distance and bearing
- Antipode Calculatorstub
- Coordinate System Converter for Decimal Degrees UTM and MGRSstub
- Destination Point from Bearing and Distance Calculatorstub
- Haversine Great Circle Distance Calculatorstub
- Hiking Time Naismith and Tobler Calculatorstub
- Initial and Final Bearing Calculatorstub
- Magnetic Declination Adjusted Compass Bearing Calculatorstub
- Midpoint Between Two Locations Calculatorstub
- Pace Count and Distance Walked Calculatorstub
- Vincenty Ellipsoid Distance Calculatorstub
EV performance
- EV Battery Degradation and Range Loss Calculatorstub
- EV Charging Time on a DC Fast Charger Calculatorstub
- EV Efficiency Converter, Wh per Mile and kWh per 100 kmstub
- EV Range Calculatorstub
- EV Road Trip Charging Stop Plannerstub
- EV Towing Range Reduction Calculatorstub
- Regenerative Braking Energy Recovery Calculatorstub
Fuel
- Aircraft Operating Cost per Hour Calculatorstub
- Aircraft Ownership versus Rental Break Even Calculatorstub
- Cruise Power Setting and Fuel Flow Calculatorstub
- Fuel Burn and Endurance Calculatorstub
- Fuel Reserve Requirement Calculatorstub
- Fuel Weight and Volume Converterstub
- Specific Range and Fuel Mileage Calculatorstub
- Tankering Fuel Economics Calculatorstub
Fuel economy
- Driving Range on a Tank Calculatorstub
- Ethanol Blend Fuel Economy Impact Calculatorstub
- Fuel Cost for a Trip Calculatorstub
- Fuel Economy Improvement Savings Calculatorstub
- Fuel Needed for a Trip Calculatorstub
- Gas versus Hybrid Break Even Calculatorstub
- Idling Fuel Consumption and Cost Calculatorstub
- Kilometers per Liter Converterstub
- Liters per 100 km Calculatorstub
- Miles per Gallon Calculatorstub
- MPG to L per 100 km Converterstub
- Roof Rack and Cargo Box Fuel Penalty Calculatorstub
- Speed and Aerodynamic Drag Fuel Penalty Calculatorstub
Gearing and tires
- Bicycle Gear Inches and Development Calculatorstub
- Final Drive and Transmission Ratio Overall Calculatorstub
- Gear Ratio and Top Speed Calculatorstub
- Motorcycle Sprocket and Chain Length Calculatorstub
- Rear End Gear Ratio Change Calculatorstub
- Speedometer Error from Tire Size Calculatorstub
- Tire Diameter to Metric Size Converterstub
- Tire Load Index and Speed Rating Lookupstub
- Tire Pressure Adjustment for Load and Temperaturestub
- Tire Rotation and Replacement Interval Calculatorstub
- Tire Size Calculator and Comparisonstub
- Tire Tread Depth and Remaining Life Calculatorstub
- Wheel Offset and Backspacing Calculatorstub
Maintenance intervals
- Alternator Output and Accessory Load Calculatorstub
- Annual Maintenance Cost Estimatorstub
- Battery Cold Cranking Amps Requirement Calculatorstub
- Brake Pad Wear and Remaining Life Calculatorstub
- Brake Rotor Thickness and Machining Limit Calculatorstub
- Car Audio Amplifier Power and Wire Gauge Calculatorstub
- Car Battery Life and Replacement Date Estimatorstub
- Coolant Mix Ratio and Freeze Point Calculatorstub
- Cooling System Capacity and Flush Volume Calculatorstub
- Engine Oil Quantity and Top Up Calculatorstub
- Oil Change Interval Calculatorstub
- Oil Viscosity and Ambient Temperature Selectorstub
- Timing Belt Replacement Due Calculatorstub
- Transmission Fluid Change Interval and Capacity Calculatorstub
- Vehicle Maintenance Schedule Calculatorstub
Motion and safety
- Braking Force and Deceleration Calculatorstub
- Corner Weight and Cross Weight Calculatorstub
- Following Distance and Two Second Rule Calculatorstub
- Hill Grade and Climbing Power Calculatorstub
- Motorcycle Chain Slack and Sag Setting Calculatorstub
- Odometer Mileage Converter, Miles and Kilometersstub
- Speed from Skid Mark Length Calculatorstub
- Speed Unit Converter, mph and km per hour and knotsstub
- Stopping Distance Calculatorstub
- Suspension Spring Rate and Ride Height Calculatorstub
- Trip Time and Average Speed Calculatorstub
- Turning Radius and Parking Space Calculatorstub
- Vehicle Center of Gravity and Rollover Threshold Calculatorstub
Navigation
- Climb Gradient Percentage and Feet per Nautical Mile Converterstub
- Closest Point of Approach and Time to CPA Calculatorstub
- Compass Deviation and Variation Correction Calculatorstub
- Course to Steer with Current Calculatorstub
- Crosswind and Headwind Component Calculatorstub
- Dead Reckoning Position Calculatorstub
- Descent Rate to Glidepath Calculatorstub
- Doubling the Angle on the Bow Calculatorstub
- Equal Time Point Calculatorstub
- Great Circle Route Distance and Initial Bearing Calculatorstub
- Great Circle Sailing Calculatorstub
- Holding Pattern Entry and Timing Calculatorstub
- Latitude and Longitude Format Converterstub
- Magnetic Heading and Variation Converterstub
- Mercator Sailing Rhumb Line Calculatorstub
- Noon Sight Latitude Calculatorstub
- Point of No Return Calculatorstub
- Rate of Climb Required Calculatorstub
- Rhumb Line versus Great Circle Comparison Calculatorstub
- Running Fix Calculatorstub
- Set and Drift Current Calculatorstub
- Sextant Altitude Correction Calculatorstub
- Standard Rate Turn Radius Calculatorstub
- Time Speed Distance Flight Computerstub
- Top of Descent Calculatorstub
- Visual Descent Point Calculatorstub
- VOR Radial and Intercept Angle Calculatorstub
- Wind Correction Angle and Ground Speed Calculatorstub
Operations
- Aircraft Turn Radius and Airport Taxiway Fillet Calculatorstub
- Aviation Unit Converter for Knots Mach and Feet per Minutestub
- Balloon Lift and Payload Calculatorstub
- Drone Flight Time and Battery Calculatorstub
- Drone Ground Sample Distance and Photo Overlap Calculatorstub
- Final Glide for Gliders Calculatorstub
- Glider Polar Speed to Fly Calculatorstub
- Runway Designator from Magnetic Heading Calculatorstub
- Wake Turbulence Separation Minima Calculatorstub
Performance
- Accelerate Stop Distance Calculatorstub
- Air Density and Altitude Power Correction Calculatorstub
- Balanced Field Length Calculatorstub
- Ballast and Load Shift Calculatorstub
- Climb Performance and Service Ceiling Calculatorstub
- Compression Ratio Calculatorstub
- Contaminated Runway Distance Correction Calculatorstub
- Engine Displacement Calculatorstub
- Engine Horsepower and Torque Converterstub
- Fuel Injector Size Calculatorstub
- Glide Distance and Glide Ratio Calculatorstub
- Horsepower from Trap Speed Calculatorstub
- Impossible Turn Altitude Calculatorstub
- Landing Distance Required Calculatorstub
- Lateral Center of Gravity Calculatorstub
- Load Factor and G Force in a Turn Calculatorstub
- Maneuvering Speed for Weight Calculatorstub
- Nitrous Jet Size and Horsepower Calculatorstub
- Power to Weight Ratio Calculatorstub
- Quarter Mile Time and Trap Speed Calculatorstub
- Runway Slope Effect Calculatorstub
- Single Engine Service Ceiling Calculatorstub
- Stall Speed at Bank Angle and Weight Calculatorstub
- Static to Dynamic Compression Ratio Calculatorstub
- Takeoff Distance Over 50 Foot Obstacle Calculatorstub
- Takeoff Ground Roll Distance Calculatorstub
- Turbocharger Boost Pressure and Power Gain Calculatorstub
- Volumetric Efficiency and Airflow CFM Calculatorstub
- Weight and Balance and Center of Gravity Calculatorstub
- Zero to Sixty Estimate from Power to Weightstub
Physiology
Power and fuel
Road travel
- Driving Hours and Rest Break Compliance Calculatorstub
- Electric Vehicle Road Trip Charging Stops Calculatorstub
- EV Charging Cost per Trip Calculatorstub
- Fuel Cost Split Between Passengers Calculatorstub
- Miles per Gallon and Liters per 100 km Converterstub
- Motorhome and Caravan Payload Calculatorstub
- Rental Car Fuel Policy Break Even Calculatorstub
- Rental Car Total Cost Calculatorstub
- Road Trip Fuel Cost Calculatorstub
- Road Trip Time with Stops and Breaks Calculatorstub
- Toll and Road Charge Trip Estimatorstub
Speed and distance
- Dipping Distance Fix Calculatorstub
- Distance to Horizon Calculatorstub
- Hull Speed Calculatorstub
- Knots to Miles per Hour and Kilometers per Hour Converterstub
- Lighthouse Geographic Range Calculatorstub
- Nautical Miles to Kilometers and Statute Miles Converterstub
- Speed Length Ratio and Froude Number Calculatorstub
- Speed Made Good and VMG Calculatorstub
- Voyage Time and ETA Calculatorstub
Stay and visas
Tides
- Anchor Holding Power and Size Calculatorstub
- Anchor Rode Scope Calculatorstub
- Rule of Twelfths Tide Calculatorstub
- Secondary Port Tide Adjustment Calculatorstub
- Spring and Neap Range Calculatorstub
- Swing Circle and Anchor Watch Radius Calculatorstub
- Tidal Height at a Given Time Calculatorstub
- Tidal Stream Rate Interpolation Calculatorstub
- Tidal Window for a Draft Calculatorstub
Towing and load
Trip budgeting
- Cash versus Card Spending Split Calculatorstub
- Currency Conversion with Card Fees Calculatorstub
- Duty Free Allowance and Import Duty Calculatorstub
- Group Trip Expense Split and Settle Up Calculatorstub
- Travel Budget per Day Calculatorstub
- Travel Insurance Cost and Coverage Adequacy Calculatorstub
- Travel Tip and Service Charge Calculatorstub
- VAT and Sales Tax Refund on Purchases Calculatorstub
Vehicles and transport
- Annual Fuel Cost Calculatorstub
- Bicycle Gear Ratio And Gear Inches Calculatorstub
- Boat Fuel Consumption And Range Calculatorstub
- Car Affordability Calculatorstub
- Car Depreciation Calculatorstub
- Car Insurance Cost Estimatorstub
- Car Total Cost Of Ownership Calculatorstub
- Caravan And Trailer Payload Calculatorstub
- Delivery And Courier Cost Calculatorstub
- Electric Versus Gasoline Running Cost Comparisonstub
- Flight Emissions Offset Cost Calculatorstub
- Flight Time And Distance Calculatorstub
- Fuel Economy Unit Converterstub
- Import Duty And Customs Cost Estimatorstub
- Jet Lag Adjustment Calculatorstub
- Lease Mileage Allowance And Excess Charge Calculatorstub
- Mileage Reimbursement Calculatorstub
- Motorcycle Running Cost Calculatorstub
- Moving Volume And Truck Size Calculatorstub
- Parking And Toll Cost Calculatorstub
- Road Trip Cost And Time Plannerstub
- Storage Unit Size Calculatorstub
- Tire Size Comparison And Speedometer Error Calculatorstub
- Towing Capacity And Weight Distribution Calculatorstub
- Trade-In Equity And Negative Equity Calculatorstub
- Travel Carbon Footprint Calculatorstub
- Trip And Holiday Budget Calculatorstub
- Trip Fuel Cost Calculatorstub
- Vehicle Payload And Load Distribution Calculatorstub
- Vehicle Road Tax And Registration Fee Calculatorstub
Weather and seamanship
- Apparent Wind Speed and Angle Calculatorstub
- Beaufort Scale Wind Speed and Sea State Converterstub
- Boat Trailer Weight and Tongue Load Calculatorstub
- Cold Water Survival Time Calculatorstub
- Man Overboard Search Area Calculatorstub
- Sail Reefing Wind Threshold Calculatorstub
- True Wind from Apparent Wind Calculatorstub
- Wave Height and Fetch Calculatorstub
- Wave Period Wavelength and Speed Calculatorstub