How GAP insurance works
Standard car insurance usually pays market value at the time of a total loss. Because cars depreciate quickly, that payout may be lower than what you paid or still owe.
GAP insurance is designed to cover that difference, subject to the policy wording and claim limit.
Write-off illustration
The shortfall usually appears because market value and purchase price move apart quickly
Standard motor insurance often settles on market value, not what you paid. GAP cover is designed to sit in that space if the policy wording matches your situation.
Original invoice price
What the buyer paid when the vehicle was purchased.
£28,000
Market-value insurer payout
Typical write-off settlement basis after depreciation.
£21,300
Potential GAP shortfall
The amount GAP insurance is designed to bridge, subject to policy terms.
£6,700
Who is most likely to benefit?
Drivers with new cars, financed cars, or vehicles that lose value quickly are most often the audience for GAP cover. It can also appeal to used car buyers who want to protect a meaningful purchase.
- PCP and HP customers
- Drivers of new or nearly new cars
- Owners who want invoice-price protection
Get personalised GAP insurance quotes in under 2 minutes
Once you understand how the shortfall works, compare provider options based on your car, budget, and whether you need RTI, finance GAP, or replacement-style cover.
When GAP insurance may be less relevant
If your vehicle is older, lower value, or already close to its real-world market price, the financial gap after a total loss may be too small to justify the premium.
GAP insurance vs standard motor insurance
Standard motor insurance and GAP insurance do different jobs. Your main car insurer is usually responsible for settling the market value of the vehicle after a total loss, while GAP insurance is designed to address the shortfall between that payout and another figure defined in the policy.
That distinction is important because some buyers assume their comprehensive motor policy protects the full original purchase price. In most cases it does not. GAP insurance only becomes relevant after the motor insurer has settled, and only if the claim meets the GAP policy wording.
- Motor insurance usually settles market value, not the original invoice
- GAP insurance is an add-on policy rather than a replacement for comprehensive cover
- The exact shortfall covered depends on the GAP product you choose
Common exclusions and checks before you buy
Even when GAP insurance sounds straightforward, the policy wording still matters. Eligibility windows, mileage limits, vehicle age rules, and ownership conditions can all affect whether a provider is suitable for your car.
Checking exclusions early helps you avoid comparing quotes that look attractive but would not apply properly to your situation. This is particularly important for used cars, imported vehicles, and higher-value models.
- Check the age and mileage rules before requesting a quote
- Review whether all vehicle types are eligible, including EVs where relevant
- Make sure the settlement basis matches what you actually want protected
Compare quotes before you buy through a dealer
Online GAP insurance providers often offer broader comparison and better value than dealership add-ons. Use the provider table below to compare policy fit, not just headline price.
Compare leading GAP insurance providers
Use this table to compare headline pricing and key features before visiting a provider site directly.
| Provider | Price range | Key benefits | Visit site |
|---|---|---|---|
 | From £120 to £260 |
| Visit site |
 | From £110 to £245 |
| Visit site |
 | From £110 to £260 |
| Visit site |
 | From £115 to £255 |
| Visit site |
 | From £125 to £295 |
| Visit site |
 | From £105 to £255 |
| Visit site |
 | From £102 to £240 |
| Visit site |
 | From £112 to £252 |
| Visit site |
Frequently asked questions
Is GAP insurance the same as normal car insurance?
No. Motor insurance covers the insured market value of the car, while GAP insurance is an additional policy that can cover the shortfall after a total loss.
Do I need GAP insurance for a used car?
Not always, but it may be worth considering if the car still holds substantial value or if you have a finance agreement that could exceed the insurer payout.
Can I buy GAP insurance after buying the car?
Yes. Many UK providers allow post-purchase policies, although eligibility windows differ between insurers.
Does GAP insurance cover the full cost of a new replacement car?
Not always. It depends on the product type and the claim limit. Some policies focus on invoice price or finance balance, while others are designed around replacement cost.