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Car Comparison

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Standard Standard
Optional Optional
X Remove X Remove X Remove
2009 Cadillac STS 2009 Cadillac DTS 2009 Acura RL
     
V6 Rear-Wheel Drive
  • V6 Rear-Wheel Drive
  • V6 All-Wheel Drive
  • V6 Luxury Package Rear-Wheel Drive
  • V6 Luxury Package All-Wheel Drive
  • V6 Luxury Performance
  • V8 Luxury Package
  • V8 Premium Luxury Performance Package Rear-Wheel Drive
  • V8 Premium Luxury Performance Package All-Wheel Drive
V8
  • V8
  • 6-Passenger Luxury Collection
  • 5-Passenger Luxury Collection
  • Premium Luxury Collection
  • Performance Collection
Automatic
  • Automatic
  • Automatic (Hawaii)
  • Automatic with Technology Package
  • Automatic with Technology and CMBS/PAX Packages

Prices

MSRP $46,845 $46,280 $46,680
Invoice $44,034 $43,503 $41,935
Avg. Paid $16,753 $15,865 $20,798

U.S. News Scores

Overall 7.3 8.5 8.8
Critics' Rating 7.5 8.8 8.6
Performance 9.1 8.0 8.4
Interior 7.3 8.6 8.9
Operating Cost 7.4 7.6 7.2
Safety 8.9 8.4 10.0
Reliability 2.0 4.5 5.0

Pros & Cons

Pros
  • Comfortable ride with sharp handling
  • Powerful base engine
  • Smooth and comfortable ride
  • Spacious interior and loads of cargo room
  • Excellent reliability rating
  • Standard all-wheel drive
  • Numerous standard features
  • Outstanding reliability and safety scores
Cons
  • Small back seat
  • Some cheap interior materials
  • Small trunk
  • Poor safety and reliability scores
  • Lackluster performance
  • Low safety scores
  • No V8 engine option
  • Small trunk
  • Low fuel economy rating

General Specs

Transmission Automatic Automatic Automatic
Drivetrain Rear Wheel Drive Front Wheel Drive All Wheel Drive
Fuel/Engine Gas V6 3.6L/220 Gas V8 4.6L/279 Gas V6 3.7L/224
MPG 17 City / 26 Hwy 15 City / 23 Hwy 16 City / 22 Hwy

Exterior

Body

Body Style 4 Door Sedan 4 Door Sedan 4 Door Sedan

Dimensions

Wheelbase(in) 116.4 115.6 110.2
Length, Overall (in) 196.7 207.6 195.8
Width, Max w/o mirrors (in) 72.6 74.8 72.7
Height, Overall (in) 57.6 57.6 57.2

Doors & Windows

Rear Defrost Standard Standard Standard
Privacy Glass Standard
Power Windows Standard Standard Standard

Exterior Features

Sun/Moon Roof Standard Optional Standard
Power Tilt/Sliding Sunroof Standard Optional Standard

Measurements

Base Curb Weight (lbs) 3973 4009 4083

Tires & Wheels

Tires - Front Performance Standard Standard Standard
Tires - Rear Performance Standard Standard Standard
Compact Spare Tire Standard Standard
Full Size Spare Tire Standard Standard
Tire Pressure Monitoring System Standard Standard Standard
Aluminum Wheels Standard Standard Standard
Chrome Wheels Standard Standard Standard

Interior

Convenience & Comfort

Auxiliary Pwr Outlet Standard
Cruise Control Standard Standard Standard
Vehicle Anti-Theft System Standard Standard Standard
Fog Lamps Standard Standard Standard
Auto-Off Headlights Standard Standard
HID headlights Standard Standard
Keyless Start Standard Standard
Rear Parking Aid Standard
Front Reading Lamps Standard
Rear Reading Lamps Standard Standard
Rear Seat Heat Ducts Standard
Remote Engine Start Standard Standard
Adjustable Steering Wheel Standard Optional Standard
Steering Wheel Controls Standard Standard
Leather Wrapped Steering Wheel Standard Standard Standard
Navigation from Telematics Standard Standard
Trip Computer Standard Standard
Remote Trunk Release Standard Standard Standard
Universal Garage Door Opener Optional Standard
Intermittent Wipers Standard Standard Standard
Variable Speed Intermittent Wipers Standard
Front Floor Mats Standard Standard Standard
Rear Floor Mats Standard Standard Standard
Keyless Entry Standard Standard Standard
Power Door Locks Standard Standard Standard
Electrochromic rearview mirror Standard Standard Standard
Heated Exterior Driver Mirror Standard Standard Standard
Heated Mirrors Standard Standard Standard
Heated Exterior Passenger Mirror Standard Standard Standard
Mirror Memory Optional Standard
Power Driver Mirror Standard Standard Standard
Power Passenger Mirror Standard Standard Standard
Driver Vanity Mirror Standard Standard Standard
Driver Illuminated Vanity Mirror Standard Standard Standard
Passenger Vanity Mirror Standard Standard Standard
Passenger Illuminated Visor Mirror Standard Standard Standard
Power Steering Standard Standard Standard

Dimensions

Passenger Capacity 5 5 5
Passenger Volume (cu. ft.) 102.9 113.2 99.1
Front Head Room (in) 38.7 39.2 38.5
Front Leg Room (in) 42.6 42.5 42.4
Front Shoulder Room (in) 58.6 60.0 58.5
Front Hip Room (in) 54.6 56.9 55.1
Second Head Room (in) 37.9 38.6 37.2
Second Leg Room (in) 38.3 41.6 36.3
Second Shoulder Room (in) 57.4 59.2 56.1
Second Hip Room (in) 55.6 56.7 54.0
Trunk Volume (cu. ft.) 13.8 18.8 13.1

Entertainment

AM/FM Stereo Standard Standard Standard
Auxiliary Audio Input Standard
Cassette Standard Standard Standard
CD Changer Optional Standard
CD Player Standard Standard Standard
MP3 Player Standard Standard Standard
Satellite Radio Standard Standard Standard
Premium Sound System Standard Standard

Heating & Cooling

Climate Control Standard Standard Standard
Dual Zone A/C Standard Standard Standard
A/C Standard Standard Standard

Navigation & Communication

Navigation System Optional
Onboard Hands-Free Communications System Standard Standard
Wireless Cell Phone Hookup Standard Standard

Seats

Cloth Seats Standard Standard Standard
Leather Seats Standard Standard Standard
Premium Synthetic Seats Standard Standard Standard
Vinyl Seats Standard Standard Standard
Cooled Driver Seat Optional
Cooled Passenger Seat Optional
Heated Driver Seat Optional Standard
Heated Passenger Seat Optional Standard
Driver Lumbar Standard Standard
Passenger Lumbar Standard Standard
Seat Memory Optional Standard
Power Driver Seat Standard Standard Standard
Power Passenger Seat Standard Standard Standard
Pass-Through Rear Seat Standard Standard
Fixed Bench Seat Standard Standard
Split Bench Seat Standard Standard
Bucket Seats Standard Standard Standard

Safety

Airbags

Driver Air Bag Standard Standard Standard
Passenger Air Bag On/Off Switch Standard Standard Standard
Passenger Air Bag Standard Standard Standard
Side Head Air Bag Standard Standard Standard
Rear Head Air Bag Standard Standard Standard
Side Air Bag Standard Standard Standard

Brakes

4-Wheel ABS Standard Standard Standard
4-Wheel Disc Brakes Standard Standard Standard

Safety Features

Brake Assist Standard Standard Standard
Electronic Stability Control Standard Standard Standard
Auto-On Headlights Standard Standard
Daytime Running Lights Standard Standard Standard
Child Safety Locks Standard Standard Standard
Integrated Turn Signal Mirrors Standard Standard
Traction Control Standard Standard Standard
Emergency Trunk Release Standard

Mechanical

Engine & Performance

All Wheel Drive Standard
Front Wheel Drive Standard
Rear Wheel Drive Standard
V6 Cylinder Engine Standard Standard
8 Cylinder Engine Standard
Engine Type Gas V6 Gas V8 Gas V6
Displacement 3.6L/220 4.6L/279 3.7L/224
Horsepower (Net @ RPM) 302 @ 6300 275 @ 6000 300 @ 6300
Torque (Net @ RPM) 272 @ 5200 295 @ 4400 271 @ 5000
Transmission Automatic Automatic w/OD Automatic w/OD
Turning diameter 36.9 42 39.7

Fuel

Gasoline Fuel Standard Standard Standard
EPA Fuel Economy Est - City (MPG) 17 15 16
EPA Fuel Economy Est - Hwy (MPG) 26 23 22
Fuel Tank Capacity, Approx (gal) 17 18 19.4

Suspension

Suspension Type - Front Independent Independent Independent
Suspension Type - Rear Independent Independent Independent
Suspension Type - Front (Cont.) Double wishbone
Suspension Type - Rear (Cont.) Multi-link

Transmission

Automatic Standard Standard Standard
Automatic Transmission w/Manual Mode Standard Standard
4-Speed Automatic Standard
5-Speed Automatic Standard
6-Speed Automatic Standard
Manual Standard Standard Standard