Journey time
Use an achievable overall moving speed.
Travel and transport ↗THE SUMFIZZ LIBRARY
Travel and transport calculators
Explore 25 free tools for travel and transport. Find journey time, fuel trip cost, fuel economy converter and more. Each calculator explains its inputs and method, with examples you can try using your own numbers.
THE SUMFIZZ LIBRARY
What are we working out?
Fuel trip cost
Use real trip consumption where possible; speed, load and weather can affect economy.
Travel and transport ↗Fuel economy converter
US and imperial gallons have different volumes.
Travel and transport ↗Road trip cost split
Splits entered costs equally; depreciation and wear are not included unless added to the costs.
Travel and transport ↗Commute cost
Assumes the same monthly pattern for the annual equivalent.
Travel and transport ↗EV trip energy
Loss is the fraction of purchased energy not reaching the battery.
Travel and transport ↗EV charging cost
Use metered purchased energy; idle, parking and subscription fees are not automatically included.
Travel and transport ↗EV range estimate
Assumes constant consumption and excludes the entered reserve.
Travel and transport ↗Charging stop planner
A simplified distance budget; it does not locate chargers or model charging curves.
Travel and transport ↗Car ownership cost
Include fuel, insurance, servicing and financing cost in the annual figure.
Travel and transport ↗Vehicle depreciation
Constant percentage depreciation is a scenario, not a vehicle valuation.
Travel and transport ↗Carpool contribution
Allocate cost in proportion to the entered weights; include the driver as a participant if appropriate.
Travel and transport ↗Taxi fare estimate
A simple distance-plus-waiting tariff.
Travel and transport ↗Travel budget
Transport and accommodation are group totals; daily spending is per person.
Travel and transport ↗Accommodation price comparison
Enter all mandatory charges explicitly.
Travel and transport ↗Travel spending allowance
A negative result means prepaid costs already exceed the budget.
Travel and transport ↗Luggage allowance
Uses a pooled allowance and a linear excess-weight fee.
Travel and transport ↗Airline points redemption value
Compares avoided cash fare with points spent, excluding points earned and cancellation differences.
Travel and transport ↗Great-circle distance
Spherical Earth with mean radius 6,371 km.
Travel and transport ↗Map scale distance
Scale 1:n means one map unit represents n ground units.
Travel and transport ↗Nautical travel time
One knot is one nautical mile per hour.
Travel and transport ↗Wind component
Directions are clockwise from north.
Travel and transport ↗Stopping distance model
Constant-deceleration model; real braking depends on tyres, road, slope and driver behaviour.
Travel and transport ↗Traffic flow
Assumes the count covers all entered lanes and the observation window is representative.
Travel and transport ↗Parking cost comparison
Rounds any part-hour up and applies one daily cap.
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