Six out of the 10 used cars that spend the least days on dealer lots are plug-in hybrids or pure electric vehicles, but there are reasons not often explained in connection to this.

Often you'll see this posted as quickest selling used cars, but "selling" is not always happening here in the traditional sense.

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The average used car spends (in 2017) 33.4 days on the lot, but the top 10 quickest movers spend "only 70 to 80 percent of that amount of time, ranging from 22.2 to 26.1 days," according to iSeeCars. The site adds:

"Six of the top ten are alternative-fuel cars, with three electric cars and three plug-in hybrids."

That would seem to indicate that used plug-in hybrids and EVs are hugely popular then, right? We'll explain what's going on here in a bit, but first, let's look at those 6 used plug-ins that are on the top 10 mover's slideshow list.

Photo by: Eric Loveday