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Car Comparison

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Standard Standard
Optional Optional
X Remove X Remove X Remove
2009 Mercedes-Benz R-Class 2009 Acura MDX 2009 Audi Q7
     
R350 4MATIC
  • R350 4MATIC
  • R320 BlueTEC
AWD
  • AWD
  • AWD with Technology Package
  • AWD with Technology and Entertainment Packages
  • AWD with Sport Package
  • AWD with Sport and Entertainment Packages
quattro 4dr 3.6L
  • quattro 4dr 3.6L
  • quattro 4dr 3.6L Premium
  • quattro 4dr 3.6L Premium Plus
  • quattro 4dr 3.6L Prestige
  • quattro 4dr 3.0L TDI Premium
  • quattro 4dr 3.0L TDI Premium Plus
  • quattro 4dr 3.0L TDI Prestige
  • quattro 4dr 4.2L Prestige

Prices

MSRP $47,650 $40,990 $43,500
Invoice $44,314 $37,252 $40,456
Avg. Paid $19,925 $19,964 $20,567

U.S. News Scores

Overall 7.8 7.9 7.7
Critics' Rating 8.4 9.2 8.7
Performance 8.4 8.9 7.9
Interior 8.4 8.3 8.3
Operating Cost 6.9 7.2 6.8
Safety 10.0 9.4 9.4
Reliability 2.5 2.0 2.5

Pros & Cons

Pros
  • Smooth, fuel-efficient BlueTec diesel
  • Car-like performance
  • Luxurious interior
  • Standard all-wheel drive
  • Sporty handling
  • Plenty of power
  • Great safety scores
  • Upscale, well-made cabin with lots of standard features
  • Available fuel-efficient diesel engine
  • Good safety scores
  • Well-made, luxurious interior
  • Standard all-wheel drive
Cons
  • Minivan styling
  • Poor fuel economy on gas models
  • Low reliability rating
  • Below-average reliability rating
  • Cramped third row
  • Not very fun to drive
  • Cramped third-row seats
  • Below-average reliability

General Specs

Transmission Automatic Automatic Automatic
Drivetrain All-Wheel Drive All Wheel Drive All Wheel Drive
Fuel/Engine Gas V6 3.5L/213 Gas V6 3.7L/- TBD - Gas V6 3.6L/220
MPG 15 City / 19 Hwy 15 City / 20 Hwy 14 City / 20 Hwy

Exterior

Body

Body Style 4 Door 4 Door 4 Door SUV

Dimensions

Wheelbase(in) 126.6 108.3 118.2
Length, Overall (in) 203.0 190.7 200.2
Width, Max w/o mirrors (in) 77.1 78.5 78.1
Height, Overall (in) 65.2 68.2 68.4

Doors & Windows

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

Exterior Features

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

Measurements

Base Curb Weight (lbs) 4940 4548 5082

Tires & Wheels

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

Towing

Trailer Hitch Receiver Optional Standard

Interior

Convenience & Comfort

Alarm Standard Standard Standard
Auxiliary Pwr Outlet Standard Standard Standard
Back-Up Camera Optional
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
Interior Cargo Shade Standard Standard
Keyless Start Optional
Luggage Rack Optional
Rear Parking Aid Optional
Power Liftgate Optional Optional
Front Reading Lamps Standard Standard
Rear Reading Lamps Standard Standard
Rear Seat Heat Ducts Optional Standard Standard
Adjustable Steering Wheel Standard Standard Standard
Steering Wheel Controls Standard Standard Standard
Leather Wrapped Steering Wheel Standard Standard Standard
Trip Computer Standard Standard Standard
Remote Trunk Release Optional Standard Optional
Universal Garage Door Opener Standard Standard Optional
Intermittent Wipers Standard Standard Standard
Rain Sensing Wipers Standard Standard
Variable Speed Intermittent Wipers Standard Standard 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 Optional Standard Optional
Heated Exterior Driver Mirror Standard Standard Standard
Heated Mirrors Standard Standard Standard
Heated Exterior Passenger Mirror Standard Standard Standard
Mirror Memory Standard
Power Driver Mirror Standard Standard Standard
Power Folding Mirrors Optional
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 6 7 5
Passenger Volume (cu. ft.) 119.9 142.2 104.0
Front Head Room (in) 39.8 39.2 39.5
Front Leg Room (in) 39.8 41.2 41.3
Front Shoulder Room (in) 60.3 61.6 58.7
Front Hip Room (in) - TBD - 59.0 - TBD -
Second Head Room (in) 40.4 38.6 39.0
Second Leg Room (in) 36.2 38.7 37.1
Second Shoulder Room (in) 59.6 61.6 58.1
Second Hip Room (in) - TBD - 59.1 - TBD -
Third Leg Room (in) 29.1
Cargo Volume to Seat 1 (cu. ft.) 85.0 83.5 72.5
Cargo Volume to Seat 2 (cu. ft.) 42.2 42.9 42.0
Cargo Volume to Seat 3 (cu. ft.) 15.2 15.0

Entertainment

AM/FM Stereo Standard Standard Standard
Auxiliary Audio Input Standard Standard
CD Changer Standard Standard Standard
CD Player Standard Standard Standard
HD Radio Optional
MP3 Player 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
Rear A/C Optional Standard

Navigation & Communication

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

Seats

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

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

Mechanical

Engine & Performance

Locking Rear Differential Standard
All Wheel Drive Standard Standard Standard
V6 Cylinder Engine Standard Standard Standard
Engine Type Gas V6 Gas V6 Gas V6
Displacement 3.5L/213 3.7L/- TBD - 3.6L/220
Horsepower (Net @ RPM) 268 @ 6000 300 @ 6000 280 @ 6200
Torque (Net @ RPM) 258 @ 2400 - 5000 275 @ 5000 266 @ 2750
Transmission Automatic Automatic w/OD Automatic w/OD
Turning diameter 40.7 37.6 39.4

Fuel

Gasoline Fuel Standard Standard Standard
EPA Fuel Economy Est - City (MPG) 15 15 14
EPA Fuel Economy Est - Hwy (MPG) 19 20 20
Fuel Tank Capacity, Approx (gal) 21.1 21.0 26.4

Suspension

Air Suspension Standard
Suspension Type - Front Independent Independent Independent
Suspension Type - Rear Independent Independent Independent
Suspension Type - Front (Cont.) Double Wishbone MacPherson strut Double Wishbone
Suspension Type - Rear (Cont.) 4-Arm Multilink Multi-link 4-Link

Transmission

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