How to sell an electric car (battery health explained)
What EV buyers check, how battery state of health affects value, and how to get the best price for a premium EV.
Written by the SellMyPremiumCar valuation team · Reviewed against live UK market data · Updated October 2026
To get the best price for an electric car, get a battery state of health (SoH) report, show the remaining battery warranty, include all charging cables, and sell to a buyer who values EV-specific features. Battery health is the single biggest factor in used EV value.
- SoH
- Battery state of health: the key EV metric
- 8 yrs
- Typical battery warranty
- >90%
- SoH that supports strong offers
- 2 cables
- Granny and Type 2 cables, both expected
Battery state of health
SoH compares current usable capacity with when the car was new. Get a report from a main dealer or an independent tester before selling.
Features that add value
Heat pump, high-power DC charging, transferable software features, and premium audio or driver assistance packs.
Why generic tools undervalue EVs
They apply blanket EV depreciation rather than pricing each car's battery and spec.
Step by step
- 1
Get a battery report
Test the SoH with a dealer or an approved tester.
- 2
Gather cables and records
Include both charging cables and the service history.
- 3
Value with a specialist
Get a valuation that counts the EV-specific spec.
What's your car worth?
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Sources & methodology
Figures are indicative and based on UK market data and official guidance, reviewed by our valuation team. Prices vary with specification, condition and market conditions.