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Car Comparison

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2012 BMW 7-Series 2012 Mercedes-Benz S-Class 2012 Porsche Panamera
     
Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
  • Sedan
S550 Sedan
  • S600 Sedan
  • S350 4MATIC Sedan
  • S550 Sedan
  • S550 4MATIC Sedan
4dr HB
  • 4dr HB
  • 4dr HB 4
  • 4dr HB S
  • 4dr HB 4S

Prices

MSRP $75,500 $94,500 $75,200
Invoice $69,460 $87,885 $67,500
Avg. Paid N/A N/A N/A

U.S. News Scores

Overall 8.6 8.9 9.0
Critics' Rating 8.5 9.0 8.8
Performance 8.2 8.3 9.0
Interior 8.8 8.8 8.9
Safety N/A N/A N/A
Reliability 4.0 4.0 4.5

Pros & Cons

Pros
  • Impressive handling
  • Adjustable ride quality thanks to Driving Dynamics Control system
  • Improved iDrive system
  • Variety of engine options
  • Luxurious, roomy interior
  • Impressive safety features
  • Quiet ride
  • Competitive power
  • Exceptional performance
  • Spacious interior
  • High-grade cabin materials
Cons
  • Interior is not as luxurious as some rivals
  • Base model skimps on some features
  • Confusing cabin electronics
  • Numb steering
  • Expensive sticker price
  • Options are expensive
  • Only seats four
  • Controversial exterior styling

General Specs

Transmission Automatic Automatic Automatic
Drivetrain Rear Wheel Drive Rear Wheel Drive Rear Wheel Drive
Fuel/Engine Turbocharged Gas I6 3.0L/182 Gas V8 4.6L/285 Gas V6 3.6L/220
MPG 17 City / 25 Hwy 15 City / 25 Hwy 18 City / 27 Hwy

Exterior

Body

Body Style 4-Door Sedan 4 Door Sedan Hatchback

Dimensions

Wheelbase(in) 126.4 124.6 115.0
Length, Overall (in) 205.2 206.5 195.7
Width, Max w/o mirrors (in) 74.9 73.7 83.2
Height, Overall (in) 58.3 58.0 55.8

Doors & Windows

Rear Defrost Standard Standard Standard
Power Windows Standard Standard Standard

Exterior Features

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

Measurements

Base Curb Weight (lbs) 4178 4740 3880

Tires & Wheels

Tires - Front All-Season Optional Optional
Tires - Front Performance Standard Standard Standard
Tires - Rear All-Season Optional Optional
Tires - Rear Performance Standard Standard Standard
Tire Pressure Monitoring System Standard Standard Standard
Aluminum Wheels Standard Standard Standard
Chrome Wheels Standard Standard Standard
Wheel Locks Optional
Steel Wheels Standard Optional Standard

Interior

Convenience & Comfort

Alarm Standard Standard Standard
Auxiliary Pwr Outlet Standard Standard
Back-Up Camera Standard Optional Optional
Cruise Control Standard Standard Standard
Heads-Up Display Optional
Vehicle Anti-Theft System Standard Standard
Fog Lamps Standard Standard
Auto-Off Headlights Standard
HID headlights Standard Standard Optional
Interior Cargo Shade Optional
Keyless Start Optional Optional
Rear Parking Aid Standard Optional Standard
Front Reading Lamps Standard
Rear Reading Lamps Standard Optional
Remote Engine Start Optional
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 Standard Standard Standard
Universal Garage Door Opener Standard Standard Standard
Intermittent Wipers Standard Standard Standard
Rain Sensing Wipers Standard Standard Standard
Variable Speed Intermittent Wipers Standard Standard Standard
Front Floor Mats Standard Standard Optional
Keyless Entry Standard Standard Standard
Power Door Locks Standard Standard Standard
Electrochromic rearview mirror Standard Standard Optional
Heated Mirrors Standard Standard Standard
Mirror Memory Standard Standard Standard
Power Driver Mirror Standard Standard Standard
Power Folding Mirrors 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
All Wheel Steering Optional
Power Steering Standard Standard Standard

Dimensions

Passenger Capacity 5 5 4
Passenger Volume (cu. ft.) 115 109.0 98.0
Front Head Room (in) 40.8 37.8 38.0
Front Leg Room (in) 41.3 41.9 41.9
Front Shoulder Room (in) 59.2 59.1 51.9
Front Hip Room (in) - TBD - 60.8 - TBD -
Second Head Room (in) 38.9 38.5 38.2
Second Leg Room (in) 44.3 42.3 33.3
Second Shoulder Room (in) 57.6 58.7 51.7
Second Hip Room (in) - TBD - 60.9 - TBD -
Cargo Volume with Rear Seat Down (cu. ft.) 44.6
Trunk Volume (cu. ft.) 17.7 16.4

Entertainment

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

Heating & Cooling

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

Navigation & Communication

Navigation System Standard Standard Standard
Onboard Hands-Free Communications System Standard Standard
Wireless Cell Phone Hookup Standard 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 Standard Optional
Cooled Rear Seat Optional Optional Optional
Heated Driver Seat Standard Standard Optional
Heated Rear Seat Optional Optional Optional
Driver Lumbar Standard Standard Optional
Passenger Lumbar Standard Standard Optional
Seat Memory Optional Standard Standard
Power Driver Seat Standard Standard Standard
Power Passenger Seat Standard Standard Standard
Pass-Through Rear Seat Standard
Fixed Bench Seat Standard Standard Standard
Split Bench Seat Standard Standard Standard
Bucket Seats Standard Standard Standard
Quad Bucket Seats 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 Standard Standard

Brakes

4-Wheel ABS Standard Standard Standard
4-Wheel Disc Brakes Standard Standard Standard
Front Disc/Rear Drum Brakes Standard

Safety Features

Brake Assist Standard Standard
Electronic Stability Control Standard Standard Standard
Daytime Running Lights Standard Standard
Child Safety Locks Standard Standard Standard
Integrated Turn Signal Mirrors Standard
Night Vision Optional Optional
Traction Control Standard Standard Standard
Emergency Trunk Release Standard Standard Standard
Blind Spot Monitor Optional Optional Optional
Auto-Leveling Headlights Standard
Lane Departure Warning Optional Optional

Mechanical

Engine & Performance

Rear Wheel Drive Standard Standard Standard
Straight 6 Cylinder Engine Standard
V6 Cylinder Engine Standard
8 Cylinder Engine Standard
Turbocharged Standard Standard
Engine Type Turbocharged Gas I6 Gas V8 Gas V6
Displacement 3.0L/182 4.6L/285 3.6L/220
Horsepower (Net @ RPM) 326 @ 5800 429 @ 5250 300 @ 6200
Torque (Net @ RPM) 332 @ 1500-4500 516 @ 1800-3500 295 @ 3750
Transmission Automatic Automatic Automatic w/Manual Shift
Turning diameter 41.7 40.0 39.3

Fuel

Gasoline Fuel Standard Standard Standard
EPA Fuel Economy Est - City (MPG) 17 15 18
EPA Fuel Economy Est - Hwy (MPG) 25 25 27
Fuel Tank Capacity, Approx (gal) 21.7 23.8 21.1

Suspension

Active Suspension System Standard Optional Optional
Air Suspension Standard Standard Optional
Suspension Type - Front Double-Wishbone Independent Double Wishbone
Suspension Type - Rear Integral-V Independent Multi-Link
Suspension Type - Front (Cont.) w/Coil Springs
Suspension Type - Rear (Cont.) w/Coil Springs

Transmission

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