Whether you are a first-time car buyer or an experienced shopper, a car purchase is easier to assess when you separate the vehicle decision from the finance decision. The right preparation can help you compare vehicles, understand what you may be able to afford, and approach loan options with clearer expectations.
This guide explains the main things to consider before buying a car, including total ownership costs, new versus used vehicles, car finance, credit factors, test drives, service history and future running costs. It is general information only and does not take your personal objectives, financial situation or needs into account.
Start with the total cost of ownership
The purchase price is only one part of what a car can cost. Before deciding how much to spend, consider the ongoing costs that come with owning and running the vehicle. These costs can affect your budget just as much as the loan repayment itself.
| Cost area | Why it matters before you buy |
|---|---|
| Insurance | Insurance is an ongoing ownership cost that should be considered alongside the purchase price and finance repayment. |
| Registration | Registration is a recurring cost of keeping a vehicle on the road and should be allowed for in your budget. |
| Maintenance | Servicing, repairs and general maintenance can influence the real cost of owning a car over time. |
| Fuel or energy use | Future running costs may differ depending on whether the vehicle is petrol, diesel or electric. |
| Depreciation and resale value | The value of a vehicle may change over time, so it is worth researching depreciation and likely resale value before buying. |
If you plan to borrow, it can also help to estimate possible car loan repayments before you visit a dealership or commit to a private sale.
Decide what you need before choosing features
A clear list of priorities can make it easier to avoid being distracted by features that are appealing but not essential. Think about how the vehicle will be used, who will travel in it, and which features are genuinely important for your day-to-day needs.
This is also the stage to decide whether a new or used car is more appropriate for your circumstances. A new car may be attractive if you want the latest model or features, while a used car may require closer attention to service history, recalls and previous condition. The important point is to compare the vehicle against your actual needs rather than focusing only on appearance or price.
Understand car finance before you shop
Financing can shape what you can buy and how much the car costs over time. Before applying for a car loan, compare interest rates, loan terms and repayment structures carefully. A lower repayment may not always mean the loan is the most suitable structure for your budget, because the term and total amount payable also matter.
When reviewing finance options, pay attention to the factors that influence your ability to qualify for a car loan and the amount you may be able to borrow. These can include your credit position, income, expenses and the lender's assessment process. You can read more about how to compare car loan rates and total loan cost when weighing up different finance options.
Some buyers also choose to compare available car finance options before making an enquiry or speaking with a seller. Comparing options does not guarantee approval, but it can provide a clearer basis for understanding what is available in the market.
Consider pre-approval before negotiating
A pre-approved loan can help you understand your borrowing limit before you negotiate on a vehicle. It may also give you a stronger position in discussions with a seller because you have already explored finance before making an offer.
Pre-approval is not the same as unconditional approval. Lenders may still need to assess the final vehicle, documentation and application details. However, understanding car loan pre-approval can help you approach the buying process with a clearer budget and fewer surprises.
Review your credit position early
Your credit history can influence car finance options, loan terms and the amount you may be able to borrow. Before applying, it is useful to understand the factors that may affect a lender's decision and whether there are steps you can take to improve the strength of your application.
This does not mean every buyer will qualify for the same products or terms. Lenders apply their own criteria, and an application is assessed on more than one factor. The key is to avoid leaving finance questions until the end of the car-buying process, when you may already feel committed to a particular vehicle.
Research reliability, resale value and depreciation
Before buying, research the model's reliability and likely resale value. A car that appears affordable at purchase may still become expensive if it has higher maintenance needs or loses value faster than expected.
Depreciation is another important consideration. While every vehicle is different, it is sensible to think about how long you plan to keep the car and what it may be worth when you eventually sell or trade it in. This is especially relevant if you are borrowing to buy the vehicle, because the car's future value and your remaining loan balance may not always move in the same way.
Always take a test drive
A test drive is an essential step before buying a car. It allows you to assess comfort, visibility, performance and whether the vehicle suits your driving needs. A car may look suitable on paper but feel very different once you are behind the wheel.
Use the test drive to check whether the seating position, controls, storage and general driving feel suit you. If more than one person will regularly drive the car, it may be worth considering whether the vehicle is practical for each driver.
Check recalls and service history, especially when buying used
If you are buying a used car, service history is particularly important. A clear service record can help you understand how the vehicle has been maintained and whether regular maintenance has been carried out.
It is also sensible to check whether the model has any recalls. A recall history does not automatically mean a car should be avoided, but it is important to understand whether relevant issues have been addressed before you proceed.
Think about fuel type and environmental impact
Petrol, diesel and electric vehicles can involve different future fuel or energy costs. Before choosing a vehicle, consider how the car's fuel type fits your driving habits and budget. It is also worth considering the environmental impact of the vehicle as part of your overall decision.
This does not mean one fuel type will be right for every buyer. The better approach is to compare the practical and financial implications before you commit.
A simple checklist before buying a car
- Work out the total cost of ownership, including insurance, registration, maintenance and fuel.
- Decide which features are essential and which are optional.
- Compare new and used vehicles against your needs and budget.
- Research finance options, including interest rates and loan terms.
- Consider whether pre-approval may help clarify your borrowing limit.
- Understand how your credit position may affect loan options.
- Research the model's reliability, resale value and likely depreciation.
- Take the car for a test drive before committing.
- Check recalls and service history, especially for used cars.
- Consider future fuel costs and the vehicle's environmental impact.
Final thoughts
The best time to understand a car purchase is before you become attached to a particular vehicle. By reviewing ownership costs, finance terms, credit factors, reliability and practical suitability early, you can make a more informed decision about both the car and the way you pay for it.
Published: Wednesday 22nd February, 2023
Last updated: Wednesday 26th August, 2026
