Buying a used car well is a process. Get the steps right and you'll save thousands and end up with a car you love. Get them wrong and you'll regret it for years. Here's the full process, in order, for 2026.

Step 1: Set Your Real Budget

"Affordable" isn't just the sticker price. The real cost includes:

A £6,000 BMW can cost more to run annually than a £10,000 Honda. Run the numbers honestly before you fall in love.

Step 2: Pick the Right Type of Car

Be honest about how you actually use a car. Most people massively over-spec. If 95% of your driving is solo commuting and the school run, you don't need a 7-seater. If you do under 8,000 miles a year, diesel is rarely the right choice in 2026.

Match the car to your real life, not the life you imagine.

Step 3: Research Specific Models

Once you've narrowed down to a category (small hatch, family SUV, estate etc.), shortlist 3–5 specific models. Read owner reviews, check reliability ratings (Honest John and What Car? are excellent free sources), and look at common issues for each model.

Every car has known weak points. Knowing them before you buy means you can check for them on viewings.

Step 4: Decide Where to Buy

Step 5: Do the Searches

Don't restrict yourself to one site. Different platforms list different cars. Use Car Cupid to fire one search across AutoTrader, eBay, Cazoo, Cinch and Motors.co.uk simultaneously.

Step 6: Pre-Viewing Checks

Before you waste a single trip, check:

  1. MOT history at gov.uk/check-mot-history (free)
  2. Tax and SORN status at gov.uk/check-vehicle-tax (free)
  3. An HPI check (paid, £20–£30) for finance, write-offs, theft
  4. Whether the seller's location and identity match the listing

Step 7: The Viewing

Always view in daylight, in dry weather, at the seller's home address (for private sellers). Bring a friend, ideally one who knows cars.

Walk around the car looking for inconsistent panel gaps and paintwork — signs of accident repairs. Check tyres for even wear (uneven wear suggests tracking issues). Start the engine cold and listen. Test every electrical feature. Take it for a proper test drive on a variety of roads.

Step 8: Getting the Right Price

Negotiation is expected on used cars. Even online retailers have small flexibility built into their margins, though Cazoo and Cinch are firm on price.

Research the realistic market price using a tool like Parkers or What Car?. Make a fair, polite offer. Don't lowball — sellers won't engage with insultingly low offers and you'll just waste your trip.

Step 9: Paperwork

You need:

Step 10: Insurance & Tax Before You Drive

You cannot drive your new car home until it's insured and taxed. Both can be done online in 10 minutes. Many insurers offer 7 days of free driveaway cover from the dealer if you're buying from one.

Bonus: Returns and Faults

If you bought from a dealer (online or offline) and the car develops a fault within 30 days, you have the right to reject it and get a full refund under the Consumer Rights Act 2015. Use that right if you need to — most reputable dealers won't fight it.

If you bought privately, your rights are essentially limited to the car matching the description. There is no right to reject unless the seller misrepresented the vehicle.

The Bottom Line

Buying a used car well is mostly about discipline and process — not insider knowledge. Set your budget honestly, do the checks, view in person, and don't get emotionally attached to a single car. There are always more cars. Patience saves thousands.