Shop smart vehicles for sale under $4,000 at Cars.com. Research, compare, and save listings, or contact sellers directly from 11 smart models nationwide.

You're not imagining it: finding an affordable used car is harder than ever. Discover the surprising reasons behind the ...

BYD's Answer To Tesla Autopilot Is Way, Way Cheaper "Full Self-Driving" costs $8,000. BYD includes its version for free on a $9,300 car.

While prices vary by location and the vehicle’s condition, the current fair market price for a 2019 smart Fortwo Prime model is about $15,061, according to Kelley Blue Book.