Highway Toll Calculator

What this tool does

Estimating a motorway toll before a long drive usually ends with a vague figure like forty-five cents per kilometre. This calculator works from province, vehicle class, distance and rate, keeps bridge and tunnel surcharges on a separate line, applies the usual ETC discount, and can put the fuel cost for the same distance beside it.

The formula is distance times the province-and-class rate, plus bridge and tunnel surcharges, multiplied by the ETC discount. As a checkable example: a Guangdong passenger car under seven seats over 120 km at 0.45 CNY/km with a 10 CNY surcharge and a 0.95 discount gives (120×0.45+10)×0.95 = 60.8 CNY. Fuel is computed separately from consumption per 100 km, fuel price and distance, so it never gets folded into the toll figure.

The province dropdown reads from a built-in rate table, and switching it recalculates immediately. Units follow the interface language: CNY and CNY/km in English, with no Chinese characters left in the English result.

The rate table is a bundled set of commonly quoted per-kilometre figures by province and vehicle class, and switching the province dropdown re-reads that row immediately. Vehicle class matters more than most people expect: a car under seven seats and a truck counted by axles fall into different bands, and selecting the wrong one can shift the estimate substantially. Bridge and tunnel charges are a separate input because they are not proportional to distance; folding them into the per-kilometre rate would overstate a long flat stretch and understate a short mountain section. The ETC discount is applied as a multiplier to the combined toll, so a factor of 0.95 gives the familiar five percent reduction. Fuel cost is computed on its own from litres per hundred kilometres, fuel price and distance, and is displayed beside the toll rather than merged into it, which keeps the two decisions separate when comparing a motorway with a slower national road. Units follow the interface language, so an English page reads CNY and CNY/km throughout. The table is static: provincial standards change, segment pricing varies, and the ETC statement is the authoritative figure. Parking, charging and urban road charges are not part of the result.

Key features

• Province rates: Common per-class rates are built in, so switching province needs no external lookup.
• Vehicle classes: Passenger cars under seven seats and trucks by axle count map to different unit rates.
• Bridge and tunnel surcharge: Extra charges are entered separately instead of being blended into the distance rate.
• ETC discount: The entered discount factor is applied to the toll, with the common 0.95 value easy to use.
• Fuel comparison: Fuel cost for the same distance is derived from consumption per 100 km and price, shown beside the toll.
• Localised units: English output reads CNY, CNY/km and axles rather than carrying Chinese unit words over.

How to use it

1. Choose province and class: Select the driving province and vehicle type; neither is pre-filled.
2. Enter distance: Type planned kilometres and any bridge or tunnel surcharge, leaving it blank when none applies.
3. Add discount and fuel: Fill the ETC discount, consumption per 100 km and fuel price for the comparison.
4. Press Calculate: The panel returns the raw toll, the discounted amount and fuel cost for the same distance.
5. Compare routes: Change province or distance to weigh the motorway against an alternative road.

Things to keep in mind

• Static rate table: Provincial standards change; the toll booth and ETC statement are authoritative.
• Route detail excluded: Different segments and bridge-tunnel shares within one province mean this is an estimate, not a quote.
• Pick the right class: A wrong seat or axle count lands on another rate band and can shift the result noticeably.
• Discount as a number: Enter 0.95 style values rather than appending a percent sign.
• Other costs excluded: Parking, charging and urban road charges are outside the result.