Cadillac STS vs Cadillac ATS Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2011 Cadillac STS V6 Luxury AWD

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2018 Cadillac ATS 2.0T AWD
Photo of 2017 model year shown

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User Ranking Drivers and owners ranked these cars in 9 categories.

#
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#2
Best 2018 Compact Luxury Sedans
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Based on 15 rankings.

Used Car Pricing Used listing price comparison and analysis.

2011 Cadillac STS
V6 Luxury AWD
CarGurus Instant Market Value
$7,995
1 listings nationwide

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2018 Cadillac ATS
2.0T AWD
CarGurus Instant Market Value
$23,916
31 listings nationwide

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Expert Reviews Reviews from CarGurus experts.

2011 Cadillac STS
V6 Luxury AWD
A. Lessels Preview:

The 2011 Cadillac STS provides proof that changes keep coming in the Caddy world. While its looks have stayed much the same over the last few versions, a 3.6-liter V6 powers all trims ...

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2018 Cadillac ATS
2.0T AWD
Rob Feeman Preview:

The Cadillac ATS entry-level compact sport sedan receives only minimal updating for 2018, as it nears the end of its first generation. Fast, stylish, and comfortably luxurious, the ATS...

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User Reviews Reviews from CarGurus users who have driven or owned the car.

2011 Cadillac STS
V6 Luxury AWD
10
Jeffery writes:
Alot of power
Full review »
10
GuruSMSTV writes:
A little stiffer ride in the wagon & a bit heavier
Full review »
GuruDX517 writes:
Looks/Style Ranked 2014 Chrysler 300 SRT Premium RWD better.
"performace"
Full review »
Read all 3 user reviews »
2018 Cadillac ATS
2.0T AWD
10
GuruPK4CN writes:
Excellent car
Would Buy Ranked 2017 Cadillac CTS 2.0T Luxury AWD worse.
"Great cars"
Full review »
20
John writes:
Nice car, however, dealer wanted too much for the car, higher mileage.
Looks/Style Ranked 2017 Cadillac XT5 Luxury AWD better.
"Interior, more sporty."
Cargo Capacity Ranked 2017 Cadillac XT5 Luxury AWD better.
"Easier to load and unload. Seats fold down for extra room if needed."
Full review »
Read all 2 user reviews »

Specs

2011 Cadillac STS
V6 Luxury AWD
2018 Cadillac ATS
2.0T AWD
Powertrain 6-Speed Automatic 8-Speed Automatic
Drivetrain
AWD
AWD
Fuel Economy, City
18 MPG
22 MPG
Fuel Economy, Highway
27 MPG
30 MPG
Fuel Tank Volume 17 gal 16 gal
Engine
Fuel Type
Gasoline
Gasoline
Power
302 hp @ 6,300 RPM
272 hp @ 5,500 RPM
Torque
272 lb-ft @ 5,200 RPM
295 lb-ft @ 3,000 RPM
Cylinders
6 cylinders
4 cylinders
Compression Ratio
11.3:1
9.5:1
Displacement
3,600 cc
2,000 cc
Bore x Stroke
3.7 in x 3.37 in
3.39 in x 3.39 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Curtain Airbags Standard Standard
NHTSA Crash Test Results
Overall -- 5 stars
Front Crash Overall -- 5 stars
Front Crash Driver -- 5 stars
Front Crash Passenger -- 5 stars
Side Crash Overall -- 5 stars
Side Barrier Driver -- 5 stars
Side Barrier Passenger -- 5 stars
Side Pole Driver -- 5 stars
Rollover -- 5 stars
Comfort and Convenience
Sunroof/Moonroof Optional --
Leather Seats Standard --
Air Conditioning Standard Standard
CD Player Standard --
CD Changer Standard --
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard Standard
Interior
Maximum Seating 5 seats 5 seats
Front Legroom 42.6 in 42.5 in
Back Legroom 38.3 in 33.5 in
Payload and Towing
Cargo Volume 13.8 cu ft 10.4 cu ft
Maximum Towing Capacity -- 1,000 lbs
Exterior
Length 196.7 in 182.8 in
Width 72.6 in 71.1 in
Height 57.6 in 55.9 in
Wheelbase 116.4 in 109.3 in

Available Options

2011 Cadillac STS
V6 Luxury AWD
2018 Cadillac ATS
2.0T AWD

Exterior Colors

  • Black Raven
  • Crystal White Tricoat
  • Dark Adriatic Blue Metallic
  • Midnight Sky Metallic
  • Phantom Gray Metallic
  • Radiant Silver Metallic
  • Red Obsession Tintcoat
  • Satin Steel Metallic
  • Silver Moonlight Metallic
  • Stellar Black Metallic

Option Packages

  • LPO, Catback Exhaust System, Performance
  • LPO, Grille, Black Chrome
  • LPO, Ground Effects Kit
  • LPO, Rear Spoiler
  • LPO, V-Series Rear Spoiler, Body-Color
  • LPO, Brushed Aluminum Interior Trim Kit
  • LPO, Dark Olive Ash Wood Interior Trim Kit
  • LPO, Natural Sapele Wood Interior Trim Kit
  • LPO, Okapi Stripe Designer Wood Interior Trim Kit
  • LPO, Red Accented Carbon Fiber, Interior Trim Kit
  • LPO, Performance Exhaust and Engine Cover Package
  • LPO, V-Sport Red Brake Caliper, Slotted Rotor, and Pad Upgrade Package
  • Sky and Shine Package
  • Seats, Heated Driver and Front Passenger
  • Sunroof, Power
  • Wheels, 17" x 8" (43.2 cm x 20.3 cm) Polished Alloy
  • Wheels, 18" x 8" (45.7 cm x 20.3 cm) After Midnight Dark Finish Alloy

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