Mazda 3 Sport GT · three model years · all prices in today's dollars
New · 2026
$45,822
3 years old · 2023
~$28,000
6 years old · 2020
~$19,000
Same car, three ages. The steepest drop is in the first three years. The first owner pays ~$18,000 to go from new to three years old. The next owner skips it.