Ford Just Proved Its EV Battery Health Barely Degrades After 5 Years - CNET

Real-world battery life for phones, laptops and other electronic devices can diminish over years of use, but does the same happen to electric cars after thousands of miles and hundreds of recharges? According to data published by Ford this week: Yes, but not as badly as you might fear.

The automaker published a report analyzing the battery state of health of more than 36,000 Mustang Mach-E electric SUVs sold to customers across the US and Canada during the initial 2021 model year. After more than five years on the road — and an estimated 2 billion cumulative miles driven — the fleet averaged 92% battery health.

I call that impressive, but not totally surprising. That battery durability data is largely in line with what I’ve seen reported across the industry by other automakers and independent analysts.

Why should you care about a 5-year-old car?

One of the biggest concerns...

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