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Car Comparison

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Standard Standard
Optional Optional
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2011 Mercedes-Benz C-Class 2011 Cadillac CTS 2011 Buick Regal
     
C300 Sport Sedan
  • C300 Sport Sedan
  • C300 Luxury Sedan
  • C300 4MATIC Sport Sedan
  • C300 4MATIC Luxury Sedan
  • C350 Sport Sedan
3.0L V6 RWD
  • 3.0L V6 RWD
  • 3.6L V6 RWD
  • 3.0L V6 RWD Luxury
  • 3.0L V6 AWD
  • 3.0L V6 RWD Performance
  • 3.6L V6 AWD
  • 3.0L V6 AWD Luxury
  • 3.6L V6 RWD Performance
  • 3.0L V6 AWD Performance
  • 3.6L V6 RWD Performance
  • 3.6L V6 AWD Performance
  • 3.6L V6 AWD Performance
  • 3.6L V6 RWD Premium
  • 3.6L V6 RWD Premium
  • 3.6L V6 AWD Premium
  • 3.6L V6 AWD Premium
CXL RL1 (Russelsheim)
  • CXL RL1 (Russelsheim)
  • CXL RL1 (Russelsheim)
  • CXL RL2 (Russelsheim)
  • CXL RL2 (Russelsheim)
  • CXL RL3 (Russelsheim)
  • CXL RL3 (Russelsheim)
  • CXL RL4 (Russelsheim)
  • CXL RL4 (Russelsheim)
  • CXL RL5 (Russelsheim)
  • CXL RL5 (Russelsheim)
  • CXL RL6 (Russelsheim)
  • CXL RL6 (Russelsheim)
  • CXL RL1 (Oshawa)
  • CXL RL1 (Oshawa)
  • CXL RL2 (Oshawa)
  • CXL RL2 (Oshawa)
  • CXL RL3 (Oshawa)
  • CXL RL3 (Oshawa)
  • CXL RL4 (Oshawa)
  • CXL RL4 (Oshawa)
  • CXL RL5 (Oshawa)
  • CXL RL5 (Oshawa)
  • CXL RL6 (Oshawa)
  • CXL RL6 (Oshawa)
  • CXL Turbo TO1 (Russelsheim)
  • CXL Turbo TO1 (Russelsheim)
  • CXL Turbo TO2 (Russelsheim)
  • CXL Turbo TO2 (Russelsheim)
  • CXL Turbo TO3 (Russelsheim)
  • CXL Turbo TO3 (Russelsheim)
  • CXL Turbo TO4 (Russelsheim)
  • CXL Turbo TO4 (Russelsheim)
  • CXL Turbo TO5 (Russelsheim)
  • CXL Turbo TO5 (Russelsheim)
  • CXL Turbo TO6 (Russelsheim)
  • CXL Turbo TO6 (Russelsheim)
  • CXL Turbo TO7 (Russelsheim)
  • CXL Turbo TO7 (Russelsheim)
  • CXL Turbo TO1 (Oshawa)
  • CXL Turbo TO1 (Oshawa)
  • CXL Turbo TO2 (Oshawa)
  • CXL Turbo TO2 (Oshawa)
  • CXL Turbo TO3 (Oshawa)
  • CXL Turbo TO3 (Oshawa)
  • CXL Turbo TO4 (Oshawa)
  • CXL Turbo TO4 (Oshawa)
  • CXL Turbo TO5 (Oshawa)
  • CXL Turbo TO5 (Oshawa)
  • CXL Turbo TO6 (Oshawa)
  • CXL Turbo TO6 (Oshawa)
  • CXL Turbo TO7 (Oshawa)
  • CXL Turbo TO7 (Oshawa)

Prices

MSRP $33,990 $35,345 $26,360
Invoice $31,611 $33,401 $25,306
Avg. Paid $21,444 $20,235 $14,300

U.S. News Scores

Overall 8.4 9.0 8.4
Critics' Rating 9.1 8.9 9.2
Performance 8.4 8.7 9.0
Interior 7.8 8.2 9.0
Operating Cost 7.7 7.9 8.0
Safety 8.9 10.0 10.0
Reliability 4.0 5.0 2.5

Pros & Cons

Pros
  • Good blend of performance and luxury
  • Upscale, refined interior
  • Good reliability rating
  • Nimble handling
  • Capable engines
  • Upscale interior
  • Excellent safety and reliability scores
  • Priced like an affordable midsize car, but competes against premium models
  • Well-balanced performance
  • Inviting interior
Cons
  • Cramped back seat
  • Not as sporty as key rivals
  • Base front seats may not be comfortable for some
  • Steering is too light
  • Base engine won't please enthusiasts

General Specs

Transmission Manual Manual Automatic
Drivetrain Rear Wheel Drive Rear Wheel Drive Front Wheel Drive
Fuel/Engine Gas V6 3.0L/183 Gas V6 3.0L/183 Gas L4 2.4L/147
MPG 18 City / 26 Hwy 16 City / 26 Hwy 19 City / 30 Hwy

Exterior

Body

Body Style 4 Door Sedan 4 Door Sedan Sedan

Dimensions

Wheelbase(in) 108.7 113.4 107.8
Length, Overall (in) 182.3 191.3 190.2
Width, Max w/o mirrors (in) 69.7 72.5 73.1
Height, Overall (in) 56.3 58.0 58.4

Doors & Windows

Rear Defrost Standard Standard Standard
Power Windows Standard Standard Standard

Exterior Features

Sun/Moon Roof Standard Optional
Panoramic Roof Optional Optional
Power Tilt/Sliding Sunroof Standard
Rear Spoiler Optional Optional

Measurements

Base Curb Weight (lbs) 3527 3849 3600

Tires & Wheels

Tires - Front Performance Standard Standard Standard
Tires - Rear Performance Standard Standard Standard
Compact Spare Tire Standard Optional Standard
Tire Pressure Monitoring System Standard Standard Standard
Aluminum Wheels Standard Standard Standard
Wheel Locks Optional Optional

Interior

Convenience & Comfort

Alarm Standard Standard
Auxiliary Pwr Outlet Standard Standard
Back-Up Camera Optional
Cruise Control Standard Standard Standard
Vehicle Anti-Theft System Standard Standard Standard
Fog Lamps Standard Standard
Auto-Off Headlights Standard Standard Standard
Keyless Start Optional
Front Reading Lamps Standard
Adjustable Steering Wheel Standard Standard Standard
Steering Wheel Controls Standard Standard Standard
Leather Wrapped Steering Wheel Standard Standard Standard
Navigation from Telematics Standard Standard
Trip Computer Standard
Remote Trunk Release Standard
Universal Garage Door Opener Optional
Intermittent Wipers Standard Standard Standard
Rain Sensing Wipers Optional
Variable Speed Intermittent Wipers Optional
Front Floor Mats Standard Standard Standard
Keyless Entry Standard Standard Standard
Power Door Locks Standard Standard Standard
Electrochromic rearview mirror Optional Standard Standard
Heated Mirrors Standard Standard Standard
Power Driver 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.) 88.2 98.0 96.8
Front Head Room (in) 37.1 38.8 38.8
Front Leg Room (in) 41.7 42.4 42.1
Front Shoulder Room (in) 54.7 56.7 56.7
Front Hip Room (in) 52.3 53.7 55.4
Second Head Room (in) 36.9 37.2 36.8
Second Leg Room (in) 33.4 36.1 37.3
Second Shoulder Room (in) 55.0 54.7 54.4
Second Hip Room (in) 54.9 53.0 52.3
Trunk Volume (cu. ft.) 12.4 13.6 14.2

Entertainment

AM/FM Stereo Standard Standard Standard
Auxiliary Audio Input Standard Standard Standard
CD Changer Optional
CD Player Standard Standard Standard
MP3 Player Standard Standard Standard
Satellite Radio Optional Standard Standard
Premium Sound System Optional Standard
Entertainment System Optional
Hard Disk Drive Optional

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 Optional Standard Standard
Wireless Cell Phone Hookup Standard Standard

Seats

Leather Seats Optional Standard
Premium Synthetic Seats Standard Optional
Heated Driver Seat Optional Standard
Driver Lumbar Standard Standard
Passenger Lumbar Standard
Seat Memory Optional
Power Driver Seat Standard Standard Standard
Power Passenger Seat Standard Standard
Pass-Through Rear Seat Optional Standard Standard
2nd Row Bench Seat Standard Standard
Bucket Seats Standard Standard Standard

Safety

Airbags

Driver Air Bag 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
Rear Body Air Bag Optional Standard

Brakes

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

Safety Features

Brake Assist Standard Standard
Electronic Stability Control Standard Standard Standard
Daytime Running Lights Standard Standard Standard
Child Safety Locks Standard Standard Standard
Integrated Turn Signal Mirrors Standard
Traction Control Standard Standard Standard

Mechanical

Engine & Performance

Front Wheel Drive Standard
Rear Wheel Drive Standard Standard
4 Cylinder Engine Standard
V6 Cylinder Engine Standard Standard
Engine Type Gas V6 Gas V6 Gas L4
Displacement 3.0L/183 3.0L/183 2.4L/147
Horsepower (Net @ RPM) 228 @ 6000 270 @ 7000 182 @ 6700
Torque (Net @ RPM) 221 @ 2700 - 5000 223 @ 5700 172 @ 4900
Transmission Manual Manual Automatic w/manual shift
Turning diameter 35.5 35.0 37.4

Fuel

Flexible Fuel Capability Optional
Gasoline Fuel Standard Standard Standard
EPA Fuel Economy Est - City (MPG) 18 16 19
EPA Fuel Economy Est - Hwy (MPG) 26 26 30
Fuel Tank Capacity, Approx (gal) 17.4 18.0 18.0

Suspension

Suspension Type - Front Independent Independent SLA MacPherson strut
Suspension Type - Rear Independent Independent multi-link 4-Link
Suspension Type - Front (Cont.) 3-Link w/Coil Springs
Suspension Type - Rear (Cont.) Multi-link

Transmission

Automatic Optional Optional Standard
Automatic Transmission w/Manual Mode Optional Standard
6-Speed Automatic Optional Standard
7-Speed Automatic Optional
Manual Standard Standard
6-Speed Manual Standard Standard