Which electric models have been on the road long enough to show battery wear?

Of the 299,705 electric and plug-in hybrid vehicles in Washington's registry, NISSAN LEAF (BEV) has been on the road since model year 2011 and 13,453 are still registered, so batteries from the first generation of popular models are now eight or more years old.

The oldest electric models among the most-registered in Washington, by first model year on the road

What it shows: TESLA MODEL 3 (BEV) is the largest at 39,391, followed by NISSAN LEAF (BEV) at 13,453; the smallest shown is TOYOTA PRIUS PRIME (PHEV) at 4,334.

Source: Washington State DOL, Electric Vehicle Population Data · file downloaded 2026-10

Data and chart by CalcScrape: EV Battery Replacement