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Written by Michael Foote, Insurance Expert
When Supercars Appreciate Are You Still Properly Insured?
Not every car drops in value the moment it’s driven off the forecourt. In the world of supercars, certain models don’t just hold their value, they go up. Limited-run Ferraris, GT-spec Porsches, and special edition McLarens can climb in price significantly, especially during periods of low supply or market hype.
But while your investment may be growing on paper, the question is: will your insurer recognise that value if the car is written off or stolen?
Market vs Agreed Value: What’s the Difference?
Most mainstream car insurance policies work on a “market value” basis. That means in the event of a total loss, you’ll receive what the car was worth at the time of the claim, based on industry data.
Sounds fair, until it isn’t.
For supercars, market value can swing massively depending on spec, mileage, and availability. If your Porsche GT3 RS has jumped in value by £40,000 over the past 18 months, but your insurer hasn’t updated your valuation, you may only receive the original figure, not what it’s currently worth.
This is where agreed value cover matters.
What Is Agreed Value Insurance?
An agreed value policy means you and your insurer set a fixed value for the car at the start of the policy and that’s the amount they’ll pay if the car is written off, regardless of fluctuations in the market (up or down).
It’s particularly valuable for:
- Cars that may appreciate or become collectable
- Vehicles with rare specs or factory options
- Models with very low mileage or provenance
- Owners who want financial certainty in worst-case scenarios
But it’s not a “set and forget” solution.
Do Agreed Values Update Automatically?
No. In almost all cases, you’ll need to manually review and update your agreed value at renewal. Some insurers may prompt you, but others won’t.
If you originally set the value of your Lamborghini Urus at £180,000 but the market has pushed clean examples to £210,000+, your payout could fall short unless you renegotiate the value with your broker. If you own a Urus, you can find more information on our Lamborghini Urus insurance page.
Real-World Examples of Appreciation Risk
- Porsche 911 GT3 Touring (992): Initially sold around £150,000: many resell close to £200,000 due to high demand and limited supply
- Ferrari 458 Italia: Discontinued model, naturally aspirated V8: appreciating among collectors, often undervalued by automated pricing tools
- McLaren 675LT: Limited production run: values have stabilised or increased in some regions after a dip, depending on mileage/spec
In every one of these cases, a market-based payout could leave the owner with a significant shortfall, especially if the funds are needed to replace the car with a like-for-like model.
How to Stay Properly Covered
- Request an annual valuation from a recognised dealer or independent specialist
- Photograph and document mileage, condition, upgrades, and service history
- Work with a specialist insurer not a high street comparison site
- Review your agreed value at renewal or mid-term if the market shifts
- Be clear on your policy wording, check for clauses around depreciation or valuation disputes
If your car’s value changes by tens of thousands in a short time, waiting until renewal may not be good enough. Speak to your broker as soon as you suspect a change.
Insure the Value You’d Actually Want Back
Owning a rising-value asset like a Lamborghini or Ferrari is something to be proud of. But the real win is making sure that asset is protected at the level it deserves.
For help on finding the right policy and making sure agreed value cover is in place, visit our Prestige Vehicle Insurance hub or explore cover options for high-demand models like Ferrari insurance.