2018 Cadillac CTS: trims, real prices & how to pick yours

12 builds left the factory as a 2018 CTS, each a different combination of engine, transmission and body identified by the first eight characters of its VIN. The 11 main configurations sell for $3,816–$22,199 today.

  • 11 main configurations
  • 4,711 vehicles built
  • 76 for sale right now
  • $3,816–$22,199 typical price range

Which CTS is yours?

Enter a VIN — the 17 characters on the windshield or the title — and we’ll match it to its exact factory configuration, typical price and equipment.

Works with any VIN — a different year or model takes you straight to its own page.

Pick your CTS

What actually differs

Luxury · RWD V-Series · RWD Luxury · AWD Base · RWD
Engine 2L 4-cyl 6.2L 8-cyl 3.6L 6-cyl 2L 4-cyl
Drivetrain Rear-wheel drive Rear-wheel drive All-wheel drive Rear-wheel drive
Typical price today $13,220 $66,988 $17,230 $16,900
For sale right now 9 13 13 8
Vehicles built 847 545 522 378
Same on every 2018 CTS
  • Transmission Automatic
  • Fuel Gasoline
  • Body Sedan
  • Seats 5
  • Doors 4-door

What people actually pay

117 price observations · updated Aug 30, 2026
Luxury · AWD
$17,230
$12,609 $15,173 $17,737 $20,301 $22,865
Price trend

Median down $395 over the last 12 months.

2018 CTS price history →
Will it hold value?

A CTS typically keeps about 59% of its price over 5 years — a 5-year-old one runs about $9,995 today.

CTS depreciation by year →
Cost to run

22/30 mpg city/highway. Roughly $1,860/yr on fuel at 15,000 miles.

EPA estimate for the 2018 CTS

Safety, in plain English

NHTSA overall crash rating

★★★★★ 5 / 5

2 recalls on file for this model year — check any specific VIN before you buy.

Driver assistance — varies by configuration
  • ✓ Warns you before a crash
  • ✓ Watches your blind spot
  • ✓ Warns when you drift from your lane
  • ✓ Steers you back into the lane
  • ✓ Keeps distance on the highway (optional)
Decoded from NHTSA build records.

What 1G6AU5S8-J means

1G6 AU5S8 · J
1G6
the World Manufacturer Identifier Cadillac registered — assembled in the United States
AU5S8
together encode the CTS line — Sedan, 3.6L 6cyl, Rear-wheel drive — as Cadillac filed it, these five characters are read as one block, not letter by letter
J
in position 10 — model year 2018
9, 11–17
differ on every car: check digit, plant code and the serial number
1 rare configuration — mostly fleet, export or irregular VIN patterns. Fewer than 20 known vehicles each.

Already looking at a specific CTS?

Paste its VIN — we’ll open that exact car’s page: its configuration, market position and every listing we’ve tracked.

2018 Cadillac CTS prices →