ANALYSISMotoring

Paying car insurance monthly vs annually — what it can really cost

UKCalc News Desk · Event 3 February 2026 · Published 11 September 2026

The answer

Yes, usually — because paying monthly is normally a credit agreement, not the annual premium divided by twelve. In UKCalc's illustrative 30% APR scenario, financing a £600 premium gives twelve payments of £57.47, or £689.64 — £89.64 more than paying upfront. The FCA says these rates are falling.

What happened

According to the Financial Conduct Authority (FCA), the UK regulator for financial services, in the final report of its premium finance market study published on 3 February 2026, the cost of paying for insurance monthly has fallen since the Consumer Duty was introduced. The FCA reports consumers saving around £157 million a year, with average interest rates down 4.1 percentage points since 2022, and a 7 percentage point average reduction among firms it engaged directly. Premium finance is the credit arrangement that lets a policyholder pay an annual insurance premium in monthly instalments.

Source fact

The FCA reported on 3 February 2026 that people paying monthly for insurance are saving around £157 million a year following its premium finance market study.

Financial Conduct Authority — Falling cost of premium finance saving consumers around £157m a year, 3 February 2026

Source fact

Interest rates for premium finance have fallen by an average of 4.1 percentage points since 2022, according to the FCA.

Financial Conduct Authority — Falling cost of premium finance saving consumers around £157m a year, 3 February 2026

Source fact

Firms the FCA engaged directly reduced APRs by 7 percentage points on average.

Financial Conduct Authority — Falling cost of premium finance saving consumers around £157m a year, 3 February 2026

Source fact

The FCA reports the typical premium finance cost on a motor policy fell from £49 to £41, and on a home policy from £18 to £15.

Financial Conduct Authority — Falling cost of premium finance saving consumers around £157m a year, 3 February 2026

Source fact

The FCA's market study found that most, but not all, providers charge interest when allowing monthly payment for insurance.

Financial Conduct Authority — MS24/2 Premium Finance Market Study — Final Report, 3 February 2026

What it means

The single most useful thing to understand is this: where premium finance applies, MONTHLY PAYMENT IS NOT ANNUAL PREMIUM DIVIDED BY TWELVE. The FCA found that most, though not all, providers charge interest when allowing monthly payment, so the instalment includes interest on the amount financed. In UKCalc's illustrative 30% annual percentage rate (APR) scenario, a £600 premium financed over twelve instalments costs £57.47 a month and £689.64 in total — £89.64 more than paying the £600 once. At an illustrative 20% APR the same premium costs £61.32 in finance charges; at 0% APR, where a provider offers it, the premium is spread rather than financed and costs nothing extra.

Who is affected

Key numbers

Every figure below is a UKCalc calculation from the stated inputs, not a figure published by any source.

UKCalc calculation

Financing a £600 premium at 30% APR over twelve instalments costs £57.47 a month and £689.64 in total — £89.64 of finance cost.

UKCalc calculation — see Financing a £600 annual premium at 30% APR over 12 months for inputs and assumptions.

UKCalc calculation

At 20% APR the same premium costs £55.11 a month and £61.32 in finance cost — about £28.32 less than at 30%.

UKCalc calculation — see Financing a £600 annual premium at 20% APR over 12 months for inputs and assumptions.

UKCalc calculation

On a £1,000 premium at 30% APR the finance cost is £149.48.

UKCalc calculation — see Financing a £1,000 annual premium at 30% APR over 12 months for inputs and assumptions.

What UKCalc calculated

Financing a £400 annual premium at 20% APR over 12 months

£36.74 a month, £440.88 in total, £40.88 of finance cost

Method
The whole premium is treated as the amount financed and repaid in twelve equal monthly instalments. The APR is converted to an effective monthly rate as (1 + APR)^(1/12) − 1 and the instalment follows from the standard annuity formula. Each instalment is rounded to the penny and the total is the sum of the instalments.
Inputs
  • annual premium £400
  • APR 20%
  • 12 monthly instalments
Assumptions
  • The APR is a UKCalc illustrative scenario chosen to span the range the FCA reports. It is not a quote, not a market average and not the rate any particular insurer charges.
  • The full premium is financed over twelve instalments. Many insurers instead take a deposit and spread the remainder over eleven, which finances less and costs less, so these figures illustrate the shape of the cost rather than reproducing any firm's schedule.
  • Excludes any separate arrangement, administration or default fee a provider may charge.
  • Assumes the policy runs the full year with no mid-term adjustment or cancellation.
Check it
Run this yourself

Financing a £400 annual premium at 30% APR over 12 months

£38.31 a month, £459.72 in total, £59.72 of finance cost

Method
The whole premium is treated as the amount financed and repaid in twelve equal monthly instalments. The APR is converted to an effective monthly rate as (1 + APR)^(1/12) − 1 and the instalment follows from the standard annuity formula. Each instalment is rounded to the penny and the total is the sum of the instalments.
Inputs
  • annual premium £400
  • APR 30%
  • 12 monthly instalments
Assumptions
  • The APR is a UKCalc illustrative scenario chosen to span the range the FCA reports. It is not a quote, not a market average and not the rate any particular insurer charges.
  • The full premium is financed over twelve instalments. Many insurers instead take a deposit and spread the remainder over eleven, which finances less and costs less, so these figures illustrate the shape of the cost rather than reproducing any firm's schedule.
  • Excludes any separate arrangement, administration or default fee a provider may charge.
  • Assumes the policy runs the full year with no mid-term adjustment or cancellation.
Check it
Run this yourself

Financing a £600 annual premium at 20% APR over 12 months

£55.11 a month, £661.32 in total, £61.32 of finance cost

Method
The whole premium is treated as the amount financed and repaid in twelve equal monthly instalments. The APR is converted to an effective monthly rate as (1 + APR)^(1/12) − 1 and the instalment follows from the standard annuity formula. Each instalment is rounded to the penny and the total is the sum of the instalments.
Inputs
  • annual premium £600
  • APR 20%
  • 12 monthly instalments
Assumptions
  • The APR is a UKCalc illustrative scenario chosen to span the range the FCA reports. It is not a quote, not a market average and not the rate any particular insurer charges.
  • The full premium is financed over twelve instalments. Many insurers instead take a deposit and spread the remainder over eleven, which finances less and costs less, so these figures illustrate the shape of the cost rather than reproducing any firm's schedule.
  • Excludes any separate arrangement, administration or default fee a provider may charge.
  • Assumes the policy runs the full year with no mid-term adjustment or cancellation.
Check it
Run this yourself

Financing a £600 annual premium at 30% APR over 12 months

£57.47 a month, £689.64 in total, £89.64 of finance cost

Method
The whole premium is treated as the amount financed and repaid in twelve equal monthly instalments. The APR is converted to an effective monthly rate as (1 + APR)^(1/12) − 1 and the instalment follows from the standard annuity formula. Each instalment is rounded to the penny and the total is the sum of the instalments.
Inputs
  • annual premium £600
  • APR 30%
  • 12 monthly instalments
Assumptions
  • The APR is a UKCalc illustrative scenario chosen to span the range the FCA reports. It is not a quote, not a market average and not the rate any particular insurer charges.
  • The full premium is financed over twelve instalments. Many insurers instead take a deposit and spread the remainder over eleven, which finances less and costs less, so these figures illustrate the shape of the cost rather than reproducing any firm's schedule.
  • Excludes any separate arrangement, administration or default fee a provider may charge.
  • Assumes the policy runs the full year with no mid-term adjustment or cancellation.
Check it
Run this yourself

Financing a £800 annual premium at 20% APR over 12 months

£73.49 a month, £881.88 in total, £81.88 of finance cost

Method
The whole premium is treated as the amount financed and repaid in twelve equal monthly instalments. The APR is converted to an effective monthly rate as (1 + APR)^(1/12) − 1 and the instalment follows from the standard annuity formula. Each instalment is rounded to the penny and the total is the sum of the instalments.
Inputs
  • annual premium £800
  • APR 20%
  • 12 monthly instalments
Assumptions
  • The APR is a UKCalc illustrative scenario chosen to span the range the FCA reports. It is not a quote, not a market average and not the rate any particular insurer charges.
  • The full premium is financed over twelve instalments. Many insurers instead take a deposit and spread the remainder over eleven, which finances less and costs less, so these figures illustrate the shape of the cost rather than reproducing any firm's schedule.
  • Excludes any separate arrangement, administration or default fee a provider may charge.
  • Assumes the policy runs the full year with no mid-term adjustment or cancellation.
Check it
Run this yourself

Financing a £800 annual premium at 30% APR over 12 months

£76.63 a month, £919.56 in total, £119.56 of finance cost

Method
The whole premium is treated as the amount financed and repaid in twelve equal monthly instalments. The APR is converted to an effective monthly rate as (1 + APR)^(1/12) − 1 and the instalment follows from the standard annuity formula. Each instalment is rounded to the penny and the total is the sum of the instalments.
Inputs
  • annual premium £800
  • APR 30%
  • 12 monthly instalments
Assumptions
  • The APR is a UKCalc illustrative scenario chosen to span the range the FCA reports. It is not a quote, not a market average and not the rate any particular insurer charges.
  • The full premium is financed over twelve instalments. Many insurers instead take a deposit and spread the remainder over eleven, which finances less and costs less, so these figures illustrate the shape of the cost rather than reproducing any firm's schedule.
  • Excludes any separate arrangement, administration or default fee a provider may charge.
  • Assumes the policy runs the full year with no mid-term adjustment or cancellation.
Check it
Run this yourself

Financing a £1,000 annual premium at 20% APR over 12 months

£91.86 a month, £1102.32 in total, £102.32 of finance cost

Method
The whole premium is treated as the amount financed and repaid in twelve equal monthly instalments. The APR is converted to an effective monthly rate as (1 + APR)^(1/12) − 1 and the instalment follows from the standard annuity formula. Each instalment is rounded to the penny and the total is the sum of the instalments.
Inputs
  • annual premium £1,000
  • APR 20%
  • 12 monthly instalments
Assumptions
  • The APR is a UKCalc illustrative scenario chosen to span the range the FCA reports. It is not a quote, not a market average and not the rate any particular insurer charges.
  • The full premium is financed over twelve instalments. Many insurers instead take a deposit and spread the remainder over eleven, which finances less and costs less, so these figures illustrate the shape of the cost rather than reproducing any firm's schedule.
  • Excludes any separate arrangement, administration or default fee a provider may charge.
  • Assumes the policy runs the full year with no mid-term adjustment or cancellation.
Check it
Run this yourself

Financing a £1,000 annual premium at 30% APR over 12 months

£95.79 a month, £1149.48 in total, £149.48 of finance cost

Method
The whole premium is treated as the amount financed and repaid in twelve equal monthly instalments. The APR is converted to an effective monthly rate as (1 + APR)^(1/12) − 1 and the instalment follows from the standard annuity formula. Each instalment is rounded to the penny and the total is the sum of the instalments.
Inputs
  • annual premium £1,000
  • APR 30%
  • 12 monthly instalments
Assumptions
  • The APR is a UKCalc illustrative scenario chosen to span the range the FCA reports. It is not a quote, not a market average and not the rate any particular insurer charges.
  • The full premium is financed over twelve instalments. Many insurers instead take a deposit and spread the remainder over eleven, which finances less and costs less, so these figures illustrate the shape of the cost rather than reproducing any firm's schedule.
  • Excludes any separate arrangement, administration or default fee a provider may charge.
  • Assumes the policy runs the full year with no mid-term adjustment or cancellation.
Check it
Run this yourself

Assumptions and scope

Change any of these and the result changes. They are stated so the figure can be checked rather than taken on trust. How UKCalc produces its figures: methodology.

UKCalc's interpretation

The section below is UKCalc's analysis. It is separated from the facts above deliberately: it is arguable, and the facts are not.

UKCalc interpretation

Paying monthly is usually a credit arrangement rather than a payment plan. The practical consequence is that the monthly figure quoted in a comparison is not the annual premium divided by twelve, and comparing insurers on monthly price alone compares two things at once: the cover and the credit.

UKCalc's reading of the evidence above, not a statement by any source.

UKCalc interpretation

Because the finance cost is roughly proportional to the premium, the pound cost of paying monthly grows with the premium even when the APR does not change — so the drivers facing the largest premiums also face the largest financing cost.

UKCalc's reading of the evidence above, not a statement by any source.

UKCalc interpretation

The FCA's findings describe a market that has become cheaper, not one that has become free. A 4.1 point fall in average APR is a real reduction, and financing a premium at what remains a double-digit APR is still a cost worth knowing before choosing it.

UKCalc's reading of the evidence above, not a statement by any source.

What happens next

The FCA has said it will continue to monitor premium finance pricing. Individual APRs are disclosed in the pre-contract credit information a provider must give before the agreement is made.

Questions this answers

Sources

Statutory figures belong to the body that publishes them. UKCalc compiles and verifies them, and any calculation built on top is UKCalc's own — see the governed rates reference.

UKCalc loan repayment calculatorPremium finance is a loan; this works out the instalments on any APR and term.UKCalc car finance calculatorThe same arithmetic applied to financing the car itself.UKCalc credit card repayment calculatorCompare the cost of paying the premium on a card instead.
For journalists and editorial partners. The UKCalc News Desk can supply the underlying figures, model a different scenario, or explain the mechanics on the record. How to work with us.

Reported by the UKCalc News Desk. Statutory inputs are taken from UKCalc’s verified rates reference for the 2026/27 tax year; the calculations and interpretation are UKCalc’s own. Published by Animateed Limited. About · Editorial policy · Methodology · News Desk