The 2015 typically asks 35% less than the 2020 in this snapshot, across 5 model years.
The 2008 Kia Optima asks about 61% less than the 2020 across 12 model years — the curve below tracks every year from 2020 to 2008, priced from 4,246 live dealer listings.
These are current dealer asking prices for different vehicles, not a forecast, original MSRP comparison or final sale prices. Mileage, trim, condition and generation changes can affect the gap.
◷ Updated September 9, 2026 ▤ National asking prices, refreshed daily
The asking-price gap per model year is larger between 2020 and 2017 than between 2017 and 2012. These are different listing samples, not one car's price history.
Priced from 579 and 153 live listings.
13% of the 2018 price
Across the 2011–2020 model years, 2018 → 2017 is the biggest single-model-year asking-price step in this sample.
Priced from 496 and 264 live listings.
$4,587 below the 2020 ask
A 2015 — five model years older — asks 65% of what the 2020 asks. The Share-of-baseline-ask column in the table below runs the same share for every year.
Priced from 579 and 582 live listings.
Typical asking price by model year, newest on the left — labels compare asking prices with the 2020. Hover a point for that year's price band.
A 2008 Kia Optima typically lists at $5,172 — 61% below the 2020's $13,250.
| Year | Typical price | Share of baseline ask | vs. next-newer year | Avg. mileage | Listings |
|---|---|---|---|---|---|
| 2020 | $13,250 | 100% | — | 91,496 | 579 |
| 2019 | $12,324 | 93% | −$926 | 95,626 | 755 |
| 2018 | $11,543 | 87% | −$781 | 100,475 | 496 |
| 2017 | $9,999 | 75% | −$1,544 | 107,253 | 264 |
| 2016 | $9,500 | 72% | −$499 | 108,389 | 610 |
| 2015 | $8,663 | 65% | −$837 | 115,505 | 582 |
| 2014 | $7,531 | 57% | −$1,132 | 122,132 | 240 |
| 2013 | $7,080 | 53% | −$451 | 128,734 | 428 |
| 2012 | $6,995 | 53% | −$85 | 129,122 | 153 |
| 2011 | $5,995 | 45% | −$1,000 | 143,698 | 76 |
| 2010 | $4,995 | 38% | −$1,000 | 149,921 | 19 |
| 2009 | $5,972 | 45% | +$977 | 147,613 | 18 |
| 2008 | $5,172 | 39% | −$800 | 133,229 | 26 |
Typical price is the median (or average when the median is unavailable) asking price of that model year's live dealer listings, national. Share of baseline ask is each year's asking price as a percentage of the newest year's asking price in the same group of available model years. Updated September 9, 2026.
This snapshot does not measure annual depreciation of one car. The 2008 typically asks $5,172, 61% below the 2020's $13,250. These are different vehicles listed on September 9, 2026; mileage, trim, condition and redesigns can affect the difference.
A 2008 Kia Optima asks about 39% of the 2020's typical asking price ($5,172 vs $13,250). The “Share of baseline ask” column in the table above shows the same share for every model year in between.
The 2008 Kia Optima is the most affordable model year we track, typically listed at $5,172 — 61% below the 2020's typical $13,250. Compare every year in the table above.
This depreciation curve covers 13 model years, from 2008 to 2020, each priced from live dealer listings and refreshed daily.
Check individual VINs before you buy — decode the exact trim and mileage, see every active listing, and how each price compares to the local market.
