Prices › Audi › A4 › 2018 › Ontario

2018 Audi A4 prices in Ontario

$16,596to$21,600

Typical asking range for a 2018 Audi A4 in Ontario — the middle half of 38 vehicles listed. Median $18,839, median odometer 112,346 km. The cheapest tenth ask under $13,982, the dearest tenth over $23,766.

Small sample: 38 vehicles. Every figure below is indicative only. A thin answer beats no answer, and we would rather say it is thin than let it read as more than it is.

What sellers are asking

$6,00038 vehicles, by asking price$32,480

How these 38 are configured

Field	Value	Listed	Share	Median asking
Drivetrain	AWD	37	97%	$18,888
Body style	Sedan	33	87%	$18,399
Body style	Wagon	5	13%	$27,888
Fuel	Gasoline	6	16%	$17,697

Share of the 38 above; values under 5 vehicles are omitted, so a field need not total 100%.

What the odometer is worth on a 2018 Audi A4 in Ontario

Odometer	Listed	Median asking	Typical range	Median odometer
60,000 – 100,000 km	12	$19,744	$18,766 – $21,248	89,812 km
100,000 – 150,000 km	16	$20,194	$17,993 – $21,888	114,871 km
Over 150,000 km	10	$14,469	$12,491 – $15,971	162,718 km

38 used vehicles with a reading, across 3 bands. What is listed at that mileage today — not a depreciation curve.

Where they are in Ontario

Seller city	Listed	Share of province	Median asking
Oakville	8	21%	$24,919
Mississauga	7	18%	$18,888
Brampton	6	16%	$16,497

Seller city, not buyer city: 21 of the 38 in Ontario sit in these 3.

How long a 2018 Audi A4 takes to sell in Ontario

Median days to sell

17.9

middle half 9–21 days

Cut price before selling

50%

20.4d if discounted vs 11d if not

Typical discount

$1,000

from 12 completed listings

How long it took	Days listed
Fastest quarter, gone within	9 days
Half of them gone within	17.9 days
Three quarters gone within	21 days
Nine in ten gone within	55.8 days

12 2018 Audi A4s in Ontario that left the market. The ones still for sale are not in this table.

The same vehicle in other provinces

Province	Vehicles listed	Median asking	Typical range
Quebec	8	$17,400	$16,345 – $19,797

The model year either side

Get all 38 as a spreadsheet →Value your own vehicle — free Price your whole lot — the Desk Free market research

Inventory rather than price: Ontario listing counts, seller counts and the top models by volume are on the Ontario data page.

Updated 07 September 2026 · 38 priced listings from 32 sellers. Asking prices, not sale prices, and not an appraisal — how these figures are built, terms.