2018 Audi S5
All trims
$24,499Median asking price · 164 qualifying listings
Middle 50%$21,995–$28,272
Find listings on VehiSales ↗Actual several trims listed listing photo; individual equipment may differ.
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This vehicle is no longer listed. The figures below describe the market for this build.
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2018 Lexus IS 350 for sale near you
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Full factory specs for this build →
Assumes 15,000 miles a year at $3.10/gallon and 26 MPG combined.
Beyond the sticker: what this 2018 Lexus IS likely costs over five years at 15,000 mi/yr.
Estimate — insurance and taxes vary by driver and state.
Model-level data for the 2018 Lexus IS from EPA fueleconomy.gov, refreshed August 27, 2026.
Typical asking price for a 2018 Lexus IS over the last 6 months — the market firmed $1,585 in that span.
| Month | Typical price |
|---|---|
| April 2026 | $23,497 |
| May 2026 | $23,900 |
| June 2026 | $24,018 |
| July 2026 | $23,998 |
| August 2026 | $23,995 |
| September 2026 | $25,082 |
Compare 2018 Lexus IS with other models from the same year. Choose the trims that matter to you.
As of September 16, 2026, among same-year alternatives to the 2018 Lexus IS in this catalog, the 2018 Audi A4 has the lowest median asking price ($16,650, 266 listings with photos) and the 2018 Audi S5 the highest ($24,499, 164 listings).
Comparison catalog · Snapshot September 16, 2026, 05:00 UTC · Only listings with photos. This sample is separate from the price overview above and its figures differ.

All trims · United States
$24,388Comparison catalog median · 121 listings with photos in the comparison sample
This VIN is not in the filtered catalog sample. Comparisons use the model median when available.
Middle 50%: $21,080–$26,500
Explore this model’s prices →Photo: 300 · 96,544 mi · view VIN
All trims
$24,499Median asking price · 164 qualifying listings
Middle 50%$21,995–$28,272
Find listings on VehiSales ↗Actual several trims listed listing photo; individual equipment may differ.
All trims
$18,799Median asking price · 497 qualifying listings
Middle 50%$15,399–$23,590
Find listings on VehiSales ↗Actual AMG C43 listing photo; individual equipment may differ.
All trims
$18,797Median asking price · 313 qualifying listings
Middle 50%$16,482–$21,765
Find listings on VehiSales ↗Actual Quattro Premium Plus listing photo; individual equipment may differ.
All trims
$18,993Median asking price · 174 qualifying listings
Middle 50%$16,345–$21,535
Find listings on VehiSales ↗Actual SH-AWD V6 listing photo; individual equipment may differ.
All trims
$16,650Median asking price · 266 qualifying listings
Middle 50%$14,149–$18,998
Find listings on VehiSales ↗Actual several trims listed listing photo; individual equipment may differ.
| Model / trim | Median | Middle 50% | Listings |
|---|---|---|---|
| 2018 Lexus IS All trims | $24,388 | $21,080–$26,500 | 121 |
| 2018 Audi S5 All trims | $24,499 | $21,995–$28,272 | 164 |
| 2018 Mercedes-Benz C-Class All trims | $18,799 | $15,399–$23,590 | 497 |
| 2018 Audi A5 All trims | $18,797 | $16,482–$21,765 | 313 |
| 2018 Acura TLX All trims | $18,993 | $16,345–$21,535 | 174 |
| 2018 Audi A4 All trims | $16,650 | $14,149–$18,998 | 266 |
Only catalog listings with photos are included. Trim names do not verify equivalent equipment. Prices are asking prices, not completed sales. Alternatives share the body style and class of the source model; the nearest model years are used when the same year has too few listings. Price differences are not a valuation adjustment or guaranteed savings.
Snapshot: September 16, 2026, 05:00 UTC. 1 source listings excluded by statistical price screening; this does not verify that every deposit or payment ad has been removed.
VehiSales opens in a new tab with the model, year and known mileage range. Confirm trim, fuel, drivetrain, condition and location on VehiSales; its live inventory may differ.
What each model year costs right now — live supply, median asking price and how much value each year keeps versus the newest one.
| Year | Units for sale | Median price | vs newest | Avg mileage |
|---|---|---|---|---|
| 2019 | 184 | $25,582 | 100% | 79,370 mi |
| 2018 | 158 | $24,388 | 95% | 83,372 mi |
| 2017 | 200 | $20,406 | 80% | 100,694 mi |
| 2016 | 319 | $18,995 | 74% | 102,510 mi |
| 2015 | 349 | $17,891 | 70% | 112,060 mi |
| 2014 | 358 | $16,549 | 65% | 121,805 mi |
| 2013 | 90 | $14,968 | 59% | 113,731 mi |
| 2012 | 115 | $12,500 | 49% | 129,427 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.