Guide
EV Salary Sacrifice vs a Private Lease: What Actually Changes Your Net Pay?
An EV through salary sacrifice can be cheaper than a private lease, but it is not a simple like-for-like swap because your payslip changes and company-car tax still applies.
Reviewed by IsMyPayRight editorial team
Last updated 17 April 2026
Updated for the 2026/27 tax year
Quick answer
EV salary sacrifice usually lowers gross pay and can save tax and National Insurance, but you still pay company-car tax on the benefit. A private lease usually leaves your payslip alone, but you pay the lease from money that has already been taxed.
What changes with a private lease
A private lease is usually just a personal bill. Your gross pay, tax code, and payroll deductions normally stay the same because the lease sits outside payroll.
That keeps the payslip simpler, but it also means you are paying the lease from money that has already been through tax and National Insurance.
What changes with EV salary sacrifice
With salary sacrifice, your employer leases the car and your contractual cash pay is reduced. That can cut the PAYE and NI charged on your cash salary before you are paid.
However, GOV.UK says company cars used privately are still taxable benefits. So the arrangement is not tax free just because the salary went down.
Why the EV benefit-in-kind charge still matters
The company-car tax charge is based on the value of the car and the relevant company-car percentage, not on your monthly lease payment. HMRC has already set the appropriate percentage path for zero-emission cars, which keeps the EV charge relatively low but not zero in 2026/27.
That is why the usual comparison is not ‘full salary sacrifice saving versus nothing’. It is ‘salary sacrifice saving minus the company-car tax charge’ versus ‘private lease from taxed income’.
Why salary sacrifice can still win on net pay
For many employees, the tax and NI saving on the sacrificed salary is larger than the EV company-car tax charge. That is the core reason EV salary sacrifice is attractive.
But the answer depends on your tax rate, the car’s value, and the scheme terms. A cheap private lease or a very expensive company-car package can narrow the gap.
Compare the payroll route with the private route
The right comparison is the net-pay effect of the work scheme against the all-in personal cost of leasing privately.
What to check before choosing
Do not compare only the monthly headline number. Check what happens with insurance, servicing, early termination, mileage limits, and what salary figure is used for pensions or borrowing checks.
If you need your reported salary to stay high for a mortgage or statutory-pay reason, the private lease may be easier even if the raw tax maths is less generous.
What to check
- A salary-sacrifice EV affects gross pay and tax.
- A private lease is usually paid from net pay outside payroll.
- A company-car tax charge can still apply to the EV through work.
What to do next
- Compare the same car and contract length before judging the cost.
- Use the calculator if you want to estimate the take-home effect first.
- Check scheme paperwork for insurance, maintenance, and early-leaver terms.
Try the tool
Use the checker if you already have a payslip. Use the calculator if you want to model take-home pay or salary-sacrifice changes before payday.
Why you can trust this guide
This guide is maintained by the IsMyPayRight editorial team team and is aligned to the PAYE assumptions used by the calculator and payslip checker.
We write against HMRC rules first, then explain the payroll implications in plain English so the article and the tool stay consistent.
Common questions
- Why do I still pay tax on an EV from work?
- Because a company car used privately is still a taxable benefit, even when salary sacrifice is used to get it.
- Does a private lease show on my payslip?
- Usually no. A private lease is normally paid from your own bank account after payroll.
- Is EV salary sacrifice always cheaper than a private lease?
- Not always. It often is, but the answer depends on the car, your tax position, and the full scheme terms.
Official sources
We checked the claims in this guide against the official source pages below and the current 2026/27 calculator rules.