Compare 2014 Audi A8 vs 2014 BMW 7-Series vs 2014 Mercedes-Benz S Class

2014 Audi A8
X
2014 BMW 7-Series
X
2014 Mercedes-Benz S Class
X
Select style
4-Door Sedan 3.0T
Style MPG City MPG Hwy Invoice MSRP
4-Door Sedan 3.0T 18 28 $69,844 $75,100
4-Door Sedan 4.0T 17 28 $78,028 $83,900
Select style
4-Door Sedan RWD 740i
Style MPG City MPG Hwy Invoice MSRP
4-Door Sedan RWD 740i 19 29 $68,080 $74,000
4-Door Sedan RWD 740Li 19 29 $71,760 $78,000
4-Door Sedan AWD 740Li xDrive 19 28 $74,520 $81,000
4-Door Sedan RWD ActiveHybrid 7 L 22 30 $77,555 $84,300
4-Door Sedan RWD 750i 17 25 $80,315 $87,300
4-Door Sedan AWD 750i xDrive 16 24 $83,075 $90,300
4-Door Sedan RWD 750Li 16 25 $83,720 $91,000
4-Door Sedan AWD 750Li xDrive 16 24 $86,480 $94,000
4-Door Sedan SWB RWD ALPINA B7 16 25 $118,035 $128,300
4-Door Sedan SWB AWD ALPINA B7 xDrive 16 24 $120,795 $131,300
4-Door Sedan LWB RWD ALPINA B7 16 25 $121,625 $132,200
4-Door Sedan LWB AWD ALPINA B7 xDrive 16 24 $124,385 $135,200
4-Door Sedan RWD 760Li 13 20 $129,905 $141,200
Select style
4-Door Sedan RWD S 550
Style MPG City MPG Hwy Invoice MSRP
4-Door Sedan RWD S 550 17 25 $86,397 $92,900
4-Door Sedan 4MATIC S 550 16 26 $89,187 $95,900
4-Door Sedan 4MATIC S 63 AMG 15 23 $129,735 $139,500
Pricing
Invoice Price
$69,844
$68,080
$86,397
Manufacturer Suggested Retail Price
$75,100
$74,000
$92,900
Monthly Payment Estimate
$1252 / month
$1233 / month
$1548 / month
The Car Connection's Take
TCC Rating
9.0
9.2
9.4
TCC’s Bottom Line
With TDI range and captivating connectivity, the 2014 Audi A8 adds very long-distance touring to its considerable portfolio of talents. The 2014 BMW 7-Series is not just luxurious and comfortable, but exceptionally quick and technologically advanced. The 2014 Mercedes-Benz S-Class makes an emotional appeal for its claim as the best sedan in the world, and we're feeling it.
TCC Likes
TCC Dislikes
Fuel Economy
City
18 mpg 19 mpg 17 mpg
Highway
28 mpg 29 mpg 25 mpg
Vehicle
EPA Classification
Mid-Size Cars Large Cars Large Cars
Interior Dimensions
Passenger Volume (ft³)
115.1 - -
Second Head Room (in)
38.1 38.5 39.2
Second Shoulder Room (in)
57.8 57.4 59.1
Front Head Room (in)
37.2 40.6 39.7
Passenger Capacity
5 5 5
Front Shoulder Room (in)
59.1 59.2 59.7
Second Leg Room (in)
38.7 38.4 43
Front Leg Room (in)
41.4 41.2 41.4
Exterior Dimensions
Width, Max w/o mirrors (in)
76.7 74.9 74.8
Track Width, Front (in)
64.7 63.4 63.9
Length, Overall (in)
202.2 199.8 206.5
Height, Overall (in)
57.5 58.3 58.8
Track Width, Rear (in)
64.4 65 64.5
Wheelbase (in)
117.8 120.9 124.6
Min Ground Clearance (in)
- - 5
Cargo Area Dimensions
Trunk Volume (ft³)
13.2 17.7 -
Brakes
Rear Drum Diam x Width (in)
NA NA NA
Disc - Front (Yes or )
Yes Yes Yes
Front Brake Rotor Diam x Thickness (in)
14 14.7 13.2
Drum - Rear (Yes or )
NA NA NA
Brake ABS System
4-Wheel 4-Wheel 4-Wheel
Disc - Rear (Yes or )
Yes Yes Yes
Rear Brake Rotor Diam x Thickness (in)
13 14.5 11.8
Fuel Tank
Fuel Tank Capacity, Approx (gal)
23.8 21.1 21.1
Steering
Steering Type
Rack-Pinion Rack-Pinion Rack-Pinion
Turning Diameter - Curb to Curb (ft)
40.4 40 40
Tires
Front Tire Size
P255/45HR19 P245/50VR18 P255/45HR18
Spare Tire Size
Compact NA NA
Front Tire Order Code
H23 NA NA
Spare Tire Order Code
NA NA NA
Rear Tire Size
P255/45HR19 P245/50VR18 P255/45HR18
Rear Tire Order Code
H23 NA NA
Weight Information
Base Curb Weight (lbs)
4365 4344 4729
Wheels
Spare Wheel Size (in)
Compact NA NA
Rear Wheel Material
Aluminum Aluminum Aluminum
Rear Wheel Size (in)
19 X 9 18 X 8 18 X 8.5
Front Wheel Material
Aluminum Aluminum Aluminum
Spare Wheel Material
Aluminum NA NA
Front Wheel Size (in)
19 X 9 18 X 8 18 X 8.5
Electrical
Maximum Alternator Capacity (amps)
190 210 150
Cold Cranking Amps @ 0° F (Primary)
- - 520
Engine
Engine Order Code
NA NA NA
Displacement
3.0 L/183 3.0 L/182 4.7 L/285
SAE Net Horsepower @ RPM
333 @ 5500 315 @ 5800 449 @ 5250
Engine Type
Intercooled Supercharger Premium Unleaded V-6 Intercooled Turbo Premium Unleaded I-6 Twin Turbo Premium Unleaded V-8
Fuel System
Gasoline Direct Injection Gasoline Direct Injection Gasoline Direct Injection
SAE Net Torque @ RPM
325 @ 2900 332 @ 1300 516 @ 1800
Mileage
Fuel Economy Est-Combined (MPG)
21 22 20
EPA Fuel Economy Est - Hwy (MPG)
28 29 25
EPA Fuel Economy Est - City (MPG)
18 19 17
Transmission
Seventh Gear Ratio (:1)
0.84 0.84 0.73
Final Drive Axle Ratio (:1)
3.20 3.46 2.65
Third Gear Ratio (:1)
2.11 2.11 1.92
Trans Type
8 8 7
Drivetrain
All Wheel Drive Rear Wheel Drive Rear Wheel Drive
Fifth Gear Ratio (:1)
1.28 1.29 1.00
Trans Description Cont. Again
NA NA NA
Reverse Ratio (:1)
3.32 3.29 3.42
Second Gear Ratio (:1)
3.14 3.14 2.86
Trans Order Code
NA NA NA
Eighth Gear Ratio (:1)
0.67 0.67 -
Fourth Gear Ratio (:1)
1.67 1.67 1.37
Trans Description Cont.
Automatic w/OD Automatic w/OD Automatic w/OD
Sixth Gear Ratio (:1)
1.00 1.00 0.82
First Gear Ratio (:1)
4.71 4.71 4.38
Summary
Vehicle Name
Audi A8 BMW 7 Series Mercedes-Benz S-Class
Body Style
quattro Sedan Sedan Sedan
Suspension
Suspension Type - Front (Cont.)
Multi-Link Double Wishbone Multi-Link
Suspension Type - Rear
Multi-Link Multi-Link Multi-Link
Suspension Type - Rear (Cont.)
Multi-Link Multi-Link Multi-Link
Suspension Type - Front
Multi-Link Double Wishbone Multi-Link
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
8.5 (Est) 8.1 (Est) 9.1 (Est)
EPA Greenhouse Gas Score
- - 5.0 (Est)

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