
EV Battery Lifespan: Real Data From 22,700 Vehicles (2026)
EV battery lifespan averages 81.6% retention at 8 years, but fleet data puts the real ceiling closer to 18. What the Geotab study means for Canadian buyers.
5 articles tagged “battery warranty”

EV battery lifespan averages 81.6% retention at 8 years, but fleet data puts the real ceiling closer to 18. What the Geotab study means for Canadian buyers.

Warranty law, tariff policy, and OEM defaults quietly encode battery-chemistry assumptions Canadian EV owners never see, and the disclosure gap is the policy lever nobody is pulling.

BYD offers 8 years and 250,000 km on the battery. Chery gives you 7 years unlimited km bumper-to-bumper. These Chinese warranties beat most established brands -- but there's a catch.

EV battery warranty in Canada runs 8 years or 160,000 km on nearly every brand. What's covered, what's not, and the brands quietly going beyond the minimum.

Chinese EVs come with impressive warranty numbers on paper. But with no Canadian dealer network, no parts distribution, and no track record here, those warranties are only as good as the infrastructure behind them.