How long will the electric batteries have to last? The new EU rules

How long will the electric batteries have to last? The new EU rules

Euro 7 standards do not only affect combustion cars. Electrics are also covered by the introduction of a minimum durability for their batteries, depending on the engine type.

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21/09/2026
by

Bernardo Matias

Fslightly over two months for the introduction of standards Euro 7November 29th. And it is not just combustion cars to be covered for these new EU rules.

 

The document establishes minimum durability of electric car batteries and plug-in hybrids, which must retain 80 percent of its capacity after five years or 100,000 kilometers in the case of light passengers. The bar is down to 72 percent for cars over five years old or 100,000 kilometers and up to eight years old or 160,000 kilometers.

The light commercial, the rules will define that batteries should maintain 75 percent and 67 percent of their original capacity in each of the two cases respectively.

How do you measure if a car meets standards? One of the instruments will be the state of health (SOH) of the battery, which measures the current power retention capacity of the car's battery against its original state – giving a percentage indication.

The document will enter into force phased and does not cover cars that are already for sale and on the roads: first, the standards will apply to all new vehicles arriving on the market since november 29 this year, covering all new vehicles from november 29, 2027.

Do batteries meet new limits?

A study recently published by Aviloo shows that most examined light cars maintain more than 80 percent of the original battery capacity after 150,000 kilometers, with all vehicles studied respecting the future minimum limits imposed by Euro 7 standards after 100,000 kilometres.

The study analyzed 20 models 100 percent popular electric in more than 500,000 individual and independent tests with vehicles used between 2022 and 2026. Aviloo calculated the median health status (SOH) of each model at 50,000, 100,000 and 150,000 kilometers.

Reconditioned electric motors? Yes, they already exist

Reconditioning of electronic devices has been common for a long time. But the same can be done with electric motors, which thus cost less and have less environmental impact.

Bernardo Matias

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