Audi S5 Sportback · Prices

Used 2018 Audi S5 Sportback prices

The average asking price for a used 2018 Audi S5 Sportback is $23,406, with 85,179 miles on average, across 137 cars for sale at U.S. dealers as of Nov 9, 2026.

See the 137 for sale

Average asking

$23,406

median $23,494

Average miles

85,179

For sale now

137

Average days listed

of 134 with a listing date

Price move · 14 days

-$139

−0.6% · 35% of 71 cars cut their price

2018 Audi S5 Sportback prices by state

states with 5+ cars for sale

State	Average asking	Average miles	For sale	Days listed
California	$24,020	80,512	18	45
Texas	$23,673	83,228	13	48
Virginia	$22,415	85,596	9	129
Florida	$19,146	95,047	9	75
Illinois	$23,799	87,793	9	64
Indiana	$23,904	79,453	7	46
Georgia	$22,594	80,669	7	56
Colorado	$24,453	80,252	6	44
New Jersey	$23,474	85,989	5	147
New York	$24,739	82,738	5	44
Ohio	$20,700	108,016	5	41

Other Audi S5 Sportback years

Year	Average asking	Miles	For sale
2025	$46,582	17,737	30
2024	$48,139	25,765	158
2023	$42,373	35,072	168
2022	$38,804	48,446	66
2021	$37,035	52,789	78
2020	$30,091	72,747	10
2019	$28,108	73,815	117
2018	$23,406	85,179	137

Used and certified cars for sale at US dealers, each car counted once. Days listed are the dealer’s own days on market where they publish it. Price moves compare the same cars at both ends of the window.