A few pence per litre can look minor on a forecourt sign. Across a full tank, several fill-ups and a year of commuting, it becomes money your household could use elsewhere. The best ways to save fuel costs are not about one dramatic change. They are repeatable decisions: pay less at the pump, use less on the road and keep your car working efficiently.

Compare fuel prices before you fill up

The price displayed at the first petrol station you pass is not necessarily the price you need to pay. Fuel prices can vary noticeably between nearby forecourts, even on the same route. Checking prices before leaving home, or before heading back from work, gives you a simple choice: fill up where it costs less.

Make comparison part of your weekly routine, especially if you drive regularly. PricePAL Compare can help you find cheaper fuel options alongside your grocery savings, so you can avoid making a separate journey purely to chase a lower price.

There is one important trade-off. Do not drive several miles out of your way to save a tiny amount per litre. A cheaper station only saves money if it is on your normal route, close to home, or near another errand. Compare the total journey cost, not only the pump price.

Avoid buying fuel when you have no choice

Running the tank close to empty removes your ability to compare. If the warning light is on, you may have to use the next available forecourt, regardless of its price.

Aim to refill when you still have enough fuel to choose where and when to stop. This does not mean always filling the tank to the brim. Carrying extra weight uses extra fuel, although the effect of a reasonably full tank is usually small compared with poor driving habits or an expensive fuel stop. The practical point is to give yourself options.

If your car is used mainly for short local trips, keep an eye on the fuel level once a week. Commuters can choose a fixed day to check nearby prices before their usual journey home.

Plan journeys that cut miles, not just minutes

The shortest route is often the cheapest route, but not always. A route that is slightly longer but keeps traffic moving can use less fuel than stop-start congestion. Sat-nav journey estimates are useful, yet they do not always reflect roadworks, school-run traffic or a queue at a busy junction.

Before setting off, group local jobs into one journey. Collecting a prescription, doing a food shop and posting a parcel on separate trips can turn a few necessary miles into many avoidable ones. Planning a sensible order reduces backtracking and prevents cold-engine journeys, which tend to use more fuel.

For longer trips, check the route before you leave and allow enough time. Being late encourages hard acceleration, higher speeds and rushed decisions. A calmer plan normally costs less at the pump.

Choose the car when it is genuinely the cheaper option

For very short journeys, walking, cycling or public transport may cost less than starting the car. This is especially true when parking is involved. That will not work for every household, every weather condition or a large weekly shop, but replacing even one or two unnecessary car trips each week can reduce fuel use over time.

Where a journey must be made by car, consider whether a lift share with a colleague or family member is practical. It works best when it fits an existing routine rather than creating detours that cancel out the saving.

Drive smoothly to use less fuel

How you drive has a direct effect on how often you need to fill up. Smooth driving means reading the road ahead, easing off early when traffic is slowing and avoiding sharp acceleration followed by heavy braking. Every time you brake unnecessarily, you lose energy that your engine has already used fuel to create.

Build speed steadily rather than trying to reach it as quickly as possible. Maintain a safe gap from the vehicle ahead so you can respond gradually instead of constantly braking and accelerating. On motorways and dual carriageways, a modest reduction in cruising speed can make a meaningful difference to fuel consumption, particularly in less aerodynamic cars and vans.

Use the highest appropriate gear without labouring the engine. In a manual car, changing up sensibly keeps engine revs lower. In an automatic, gentle throttle inputs usually encourage earlier gear changes. Do not roll downhill in neutral or switch off the engine while moving. Both are unsafe and can reduce your control of the car.

Limit idling where it makes sense

An idling engine still burns fuel. If you are safely parked and expect to wait for more than a brief moment, switching off can reduce waste. Many newer cars have stop-start systems designed to do this automatically in traffic.

However, do not switch off repeatedly in situations where you need to move promptly, such as a busy junction. Safety and awareness come first. The goal is to avoid needless idling while waiting outside a school, at a collection point or in a parked car.

Keep tyres, servicing and fluids in check

Poor tyre pressure increases rolling resistance, which means the engine has to work harder to move the car. Check tyre pressures at least once a month and before a long journey, using the manufacturer’s recommended figures for your load. Check them when tyres are cold for the most reliable reading.

Do not overinflate tyres in the hope of saving more fuel. It can reduce grip, affect braking and cause uneven wear. The correct pressure is the money-saving setting because it balances efficiency, safety and tyre life.

A well-maintained car also avoids preventable fuel waste. Follow the service schedule, address warning lights rather than ignoring them and use the correct engine oil specified for your vehicle. A blocked air filter, dragging brake or engine fault can affect running costs. If your fuel use suddenly rises without an obvious reason, investigate it instead of accepting the higher spend.

Remove roof boxes, roof bars and bike racks when they are not needed. They create drag, especially at faster speeds. Clear out heavy items you no longer need from the boot too. The savings from one bag may be small, but permanent clutter adds weight on every journey.

Use air conditioning and electrical features sensibly

Air conditioning takes energy from the engine, so use it when you need it rather than leaving it on by default. On slower urban journeys, opening a window may be enough. At higher speeds, open windows can increase drag, so air conditioning may be the more efficient choice depending on the car and conditions.

Demisters and heated screens are valuable for clear visibility, particularly in cold or wet weather. Use them for as long as necessary, then switch them off once the screen is clear. Never compromise visibility to save fuel. A small saving is not worth an unsafe journey.

Buy the fuel your car actually needs

Use the fuel grade stated in your vehicle handbook. Premium petrol or diesel can be necessary for certain engines, but it is not automatically a better-value purchase for every car. If your manufacturer specifies regular unleaded or standard diesel, paying extra may not deliver enough efficiency benefit to justify the higher price.

The same principle applies to fuel-brand loyalty. A familiar forecourt can be convenient, but convenience should not become an automatic premium. Compare nearby prices and choose the sensible option for your route.

Track your real fuel spending

Fuel costs are easier to reduce when you know what you currently spend. Keep a basic record of litres bought, price per litre, mileage and the journeys that use most fuel. You do not need a complicated spreadsheet. A note on your mobile phone can reveal patterns quickly.

If costs rise, ask practical questions. Have you changed your commute? Are tyres overdue for a pressure check? Is a roof box still fitted? Are you filling up at the same expensive station because it is familiar? Small answers can produce repeat savings.

Check fuel prices before your next regular fill-up, then choose one driving or maintenance habit to improve this week. The lower-cost routine is the one you can keep using, week after week.