How to Negotiate a Used Car: The Tactics That Actually Work

Most people lose money negotiating a used car before they say a word. They walk in without a number, fall for the car on the test drive, and then argue against themselves until the seller barely has to move.

Good negotiation is not about being tough or clever. It is about knowing what the car is worth, showing the seller why, and being genuinely happy to leave if the numbers do not work.

Here is the method, step by step, with real repair cost ranges, a short script you can use, and the state rules that change how hard you can push a dealer.

Quick answer: set a walk away price from real market evidence before you see the car, open below it with a reason, back every reduction with a costed fault (tyres, brakes, service due, missing key), then stop talking. Never make two offers in a row without a counter, and keep the trade in and finance as separate deals.

Set your walk away price before you see the car

Your walk away price is the most you will pay, drive away, for that specific car. Set it at home, when you are calm, not in the driveway with the keys in your hand.

• Gather five or more comparable listings: same model, similar year, trim and kilometres. Ignore the outliers at both ends.
• Adjust for the details: full service history, two keys, recent tyres and a clean PPSR certificate all add value. Missing history and high kilometres take it away.
• Note the days on market. A car advertised for six weeks has a seller who is more open to offers than one listed yesterday.
• Write three numbers down: your opening offer, your target and your walk away price.

Then do the checks in our used car buying checklist before you talk money. Every fault you find there is a reason for a lower price.

Negotiate with evidence, not feelings

"Would you take less?" invites a no. "The front tyres need replacing and the 60,000 km service is due, so I can offer $X" invites a conversation. Sellers can argue with your opinion. It is much harder to argue with an inspection report and an invoice estimate.

Typical costs to use as a guide (they vary a lot by car, tyre size and where you live, so get your own quotes):

• Tyres: from about $150 to $300 each for common hatch and SUV sizes, and well over that for large performance or 4x4 tyres.
• Brakes: pads from a few hundred dollars per axle, and pads with rotors often several hundred dollars or more, especially on European cars.
• Service due: a standard logbook service is commonly a few hundred dollars. A major service with spark plugs, fluids or a cambelt can run into four figures.
• Missing second key: a coded smart key from a dealer can cost several hundred dollars, sometimes more on premium brands.
• Open recall: free to fix at a dealer, so use it as a condition of sale rather than a discount.

Bring the pre purchase inspection report, point to each item, and give the total. You do not need to claim the full amount. Asking for most of it, backed by paper, is reasonable and usually works.

A short sample script

Keep it polite, short and specific. Something like this works with private sellers and dealers alike:

• You: "Thanks for letting me look at it. I like the car. The inspection found the rear tyres are near the limit and the major service is due next month. Those come to roughly $1,400."
• You: "Similar cars with full history are selling for around $24,000. With those costs, I can do $22,300 today."
• Seller: "I can't go that low. $23,800."
• You: "I understand. I can come up to $22,700, and I can pay by bank transfer this week once the PPSR check is clear."
• Then stop talking.

Notice what the script does. It opens with a reason, ties the number to evidence, gives the seller something they value (speed and certainty), and moves in smaller steps each time.

Stop talking, and never negotiate against yourself

The two habits that cost buyers the most are filling silences and making a second offer before the seller has made a counter.

• Stop talking after your offer. Silence feels awkward. Let the seller fill it. Often they will move, or tell you something useful about why they are selling.
• One offer, then wait for a counter. If the seller says "you'll have to do better", ask "what number did you have in mind?" rather than raising your own offer.
• Shrink your steps. If your first move is $500, make the next $250, then $100. It signals you are near your limit.
• Trade, don't give. If you move on price, ask for something back: a new set of tyres, the service done, the second key, or a full tank and floor mats from a dealer.

Know when to walk

Walking away is your strongest move, and it only works if you mean it. Leave politely, and leave your number with the seller. A surprising number of sellers call back.

• The price is above your walk away number after costs.
• The PPSR certificate shows finance owing, a stolen record or a write off.
• The VIN or odometer does not match the paperwork.
• The seller will not allow an independent inspection.
• You feel rushed, or the deal keeps changing.

Our pick: walking away from a car you like is cheaper than owning a car you regret. There is always another one.

Dealer versus private: the rules are different

Private sellers usually have more room on price, but you get almost no legal protection. Licensed dealers ask more, and part of what you pay for is a statutory warranty and other protections. Those rules vary by state.

• Victoria: licensed motor car traders must give a statutory warranty of 3 months or 5,000 km on cars less than 10 years old with under 160,000 km (not commercial vehicles, motorcycles or cars sold at public auction). You also get three clear business days to cool off, and the dealer can keep $100 or 1% of the price, whichever is greater. Taking delivery ends the cooling off right. See Consumer Affairs Victoria.
• New South Wales: the dealer guarantee is 3 months or 5,000 km for used cars under 10 years old with less than 160,000 km. If you buy with finance arranged through the dealer, a one day cooling off period applies, ending 5pm the next business day, and cancelling costs $250 or 2% of the price, whichever is less. See NSW Fair Trading.
• Queensland: a class A statutory warranty of 3 months or 5,000 km applies to cars under 10 years old with less than 160,000 km. A class B warranty of 1 month or 1,000 km applies to older or higher kilometre cars. See the Queensland Government Office of Fair Trading.
• Private sales in all three states: no statutory warranty and no cooling off period.

When you compare a dealer price with a private one, put a value on that warranty and on the dealer's legal obligations. A slightly higher dealer price can be the better deal.

Already have a dealer quote or a private listing you are weighing up? Send it to us and we will tell you what it is worth and whether a better used, near new, demo or new option is available through our network. Get a second opinion on your deal.

Trade in tactics

• Negotiate the car price first. Only mention your trade in once the purchase price is agreed in writing. Otherwise a generous looking trade figure can simply be added back on the car.
• Know your trade's value from comparable listings, and remember a dealer has to recondition and resell it, so expect less than private sale value.
• Get a second offer for your trade from another dealer or a car buying service, and compare the change over figure, not the individual numbers.
• Present it well. A clean car with its service book and both keys is easier for a dealer to value higher.

Finance traps to avoid

Dealer finance can be convenient, but it is also where a good price can quietly turn into a poor deal.

• Focus on total cost, not weekly repayments. A low repayment over a longer term usually costs more overall. Ask for the comparison rate and total amount payable.
• Balloon payments reduce repayments but leave a lump sum at the end that you also pay interest on. Moneysmart warns the total cost is generally higher.
• Add on insurance: under ASIC's deferred sales model, a salesperson must wait four days after you buy the car before selling you add on insurance. If they do not, you can cancel and get a full refund.
• Get pre approval from your own bank or credit union first, so you have a rate to beat.
• Keep it separate. Agree the car price before discussing finance, just as you would with a trade in.

Frequently asked questions

How much should I offer below the asking price?

There is no fixed percentage. Base your offer on comparable cars and the costed faults you found. A well priced car with no issues may only move a little; an overpriced car with faults can move a lot.

Is it better to negotiate by phone or in person?

Use phone or message to confirm details and gauge flexibility, but make your firm offer in person after the inspection, when you have evidence in hand.

Do dealers really negotiate on used cars?

Usually, yes, though the room varies. Dealers also have more to trade than price, such as tyres, servicing, accessories or extended warranty.

Can I cancel a used car purchase?

From a private seller, generally no. From a dealer, it depends on your state. Victoria gives three clear business days, and NSW has a one day cooling off period when the dealer arranges finance. Check before you sign.

State warranty and cooling off rules checked 3 October 2026 against Consumer Affairs Victoria, NSW Government and Queensland Government pages. Repair costs are indicative only. Images: Rob and Stephanie Levy (CC BY 2.0), Mattinbgn (CC BY 3.0), John Lloyd (CC BY 2.0) and MediaPhoto.Org (CC BY 3.0), all via Wikimedia Commons.