How to Compare Two New Cars Properly (Beyond the Price Tag)

Most car-buying decisions eventually narrow to two contenders. They cost about the same, they look good on paper, and each has a fan in the family. At that point the comparison tends to get emotional, decided by a colour, a touchscreen or whichever salesperson was more persuasive.

There is a better way. Comparing two cars properly is a short, repeatable process: line them up fairly, score them on the things that matter over the years you will own them, add up the real cost of ownership, and then let a proper test drive settle whatever is left.

Compare like with like

The first mistake is comparing the wrong variants. A mid-range version of one model against the entry-level version of another tells you nothing. Pick variants at a similar price and check that the equipment is comparable: the same number of airbags, similar infotainment, similar wheel sizes, the same drivetrain. If one car needs an option pack to match the other, add it to the price before you compare.

Do the same with the aftercare. A five-year service plan against a two-year one is a large hidden difference in cost. Warranty length and what it covers matter too, and so does the size of the dealer network if you live outside a major city.

Score the things you will still care about in year three

Write down the six or eight factors that will matter long after the new-car smell has gone, and give each a weight based on your life. For most South African households the list looks something like this:

• Real-world fuel consumption on your kind of driving.
• Independent safety rating and active safety equipment.
• Boot space and rear-seat room measured with your actual luggage and passengers.
• Service plan, warranty and dealer coverage near home.
• Insurance premium on each specific variant.
• Expected resale value, which follows brand reputation and demand.
• Ride comfort and noise at highway speed.

Add up the cost of ownership, not the sticker

Score each car out of five on each factor, multiply by the weight, and add it up. The winner is not always the one you expected, which is exactly the point.

Two cars with the same purchase price can cost quite different amounts to own. Fuel consumption compounds over tens of thousands of kilometres. Insurance differs by model, sometimes sharply. A car without a service plan costs you at every service. Depreciation, the largest cost of all, depends on how sought after the model is when you sell.

Add these to the instalment over your likely ownership period and compare totals. The total cost of ownership guide on this site walks through the calculation, and the finance calculator lets you see how each purchase price translates into a monthly instalment.

Let the test drive break the tie

When the scores are close, drive both cars back to back, ideally on the same day and the same roads. Include a highway stretch, a rough suburban road and a tight parking manoeuvre. Sit in the back. Load the boot. Pay attention to seat comfort after twenty minutes, not two, and to how intuitive the controls are without help. The car that fits your body and your habits is the one you will enjoy owning.

Where Car4Less fits

The Car4Less compare tool puts specifications for any two models side by side, and every model page shows the manufacturer's retail price alongside the lower Car4Less price so the value comparison is transparent. When you have decided, a consultant arranges the test drive, the finance and delivery through the franchise dealer network.

• Compare two cars side by side →
• Total cost of ownership guide →
• Read our car reviews →