Audi S6 vs. BMW 550 Gran Turismo

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2025 Audi S6
$75,900
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2017 BMW 550 Gran Turismo
$72,500
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Highlights

$75,900
Starting MSRP
$72,500
Starting MSRP
-
Starting MSRP
Twin Turbo Gas/Electric V-6
Engine Type
Twin Turbo Premium Unleaded V-8
Engine Type
-
Engine Type
19 City / 27 Hwy
MPG
15 City / 24 Hwy
MPG
-
MPG
444 hp
Horsepower
445 hp
Horsepower
-
Horsepower
All Wheel Drive
Drive Type
All Wheel Drive
Drive Type
-
Drive Type
5
Seating Capacity
5
Seating Capacity
-
Seating Capacity
4 yr / 50,000 mi
Basic Warranty
4 yr / 50,000 mi
Basic Warranty
-
Basic Warranty

Engine

442 @ 2700
SAE Net Torque @ RPM
480 @ 1750
SAE Net Torque @ RPM
-
SAE Net Torque @ RPM
Twin Turbo Gas/Electric V-6
Engine Type
Twin Turbo Premium Unleaded V-8
Engine Type
-
Engine Type
2.9 L/177
Displacement
4.4 L/268
Displacement
-
Displacement
444 @ 5900
SAE Net Horsepower @ RPM
445 @ 5500
SAE Net Horsepower @ RPM
-
SAE Net Horsepower @ RPM
8-Speed A/T
A/T
Transmission w/Dual Shift Mode
Transmission Options
A/T
Transmission w/Dual Shift Mode
8-Speed A/T
Transmission Options
-
Transmission Options
19 City / 27 Hwy
MPG
15 City / 24 Hwy
MPG
-
MPG
N/A
Total Cooling System Capacity
N/A
Total Cooling System Capacity
-
Total Cooling System Capacity

Tires & Wheels

21 X 8.5 in
Rear Wheel Size
18 X 8 in
Rear Wheel Size
-
Rear Wheel Size
P255/35YR21
Front Tire Size
P245/50VR18
Front Tire Size
-
Front Tire Size
Steel
Spare Wheel Material
N/A
Spare Wheel Material
-
Spare Wheel Material
P255/35YR21
Rear Tire Size
P245/50VR18
Rear Tire Size
-
Rear Tire Size
21 X 8.5 in
Front Wheel Size
18 X 8 in
Front Wheel Size
-
Front Wheel Size
Aluminum
Front Wheel Material
Aluminum
Front Wheel Material
-
Front Wheel Material
Aluminum
Rear Wheel Material
Aluminum
Rear Wheel Material
-
Rear Wheel Material
Compact in
Spare Wheel Size
N/A
Spare Wheel Size
-
Spare Wheel Size
Compact
Spare Tire Size
N/A
Spare Tire Size
-
Spare Tire Size

Suspension

Multi-Link
Suspension Type - Rear (Cont.)
Multi-Link
Suspension Type - Rear (Cont.)
-
Suspension Type - Rear (Cont.)
Multi-Link
Suspension Type - Rear
Multi-Link
Suspension Type - Rear
-
Suspension Type - Rear
Multi-Link
Suspension Type - Front
Double Wishbone
Suspension Type - Front
-
Suspension Type - Front
Multi-Link
Suspension Type - Front (Cont.)
Double Wishbone
Suspension Type - Front (Cont.)
-
Suspension Type - Front (Cont.)

Steering

40 ft
Turning Diameter - Curb to Curb
40 ft
Turning Diameter - Curb to Curb
-
Turning Diameter - Curb to Curb
N/A
Lock to Lock Turns (Steering)
N/A
Lock to Lock Turns (Steering)
-
Lock to Lock Turns (Steering)
Rack-Pinion
Steering Type
Rack-Pinion
Steering Type
-
Steering Type
N/A
Steering Ratio (:1), Overall
N/A
Steering Ratio (:1), Overall
-
Steering Ratio (:1), Overall
N/A
Turning Diameter - Wall to Wall
N/A
Turning Diameter - Wall to Wall
-
Turning Diameter - Wall to Wall

Measurements

38 in
Second Head Room
39 in
Second Head Room
-
Second Head Room
-
Cargo Volume with Rear Seat Down
63 ft³
Cargo Volume with Rear Seat Down
-
Cargo Volume with Rear Seat Down
57 in
Second Shoulder Room
58 in
Second Shoulder Room
-
Second Shoulder Room
N/A
Front Hip Room
N/A
Front Hip Room
-
Front Hip Room
57 in
Height, Overall
61 in
Height, Overall
-
Height, Overall
58 in
Front Shoulder Room
59 in
Front Shoulder Room
-
Front Shoulder Room
N/A
Second Hip Room
N/A
Second Hip Room
-
Second Hip Room
41 in
Front Leg Room
41 in
Front Leg Room
-
Front Leg Room
74 in
Width, Max w/o mirrors
75 in
Width, Max w/o mirrors
-
Width, Max w/o mirrors
N/A
Min Ground Clearance
N/A
Min Ground Clearance
-
Min Ground Clearance
64 in
Track Width, Front
63 in
Track Width, Front
-
Track Width, Front
14 ft³
Trunk Volume
N/A
Trunk Volume
-
Trunk Volume
N/A
Liftover Height
N/A
Liftover Height
-
Liftover Height
N/A
Passenger Volume
N/A
Passenger Volume
-
Passenger Volume
115 in
Wheelbase
121 in
Wheelbase
-
Wheelbase
5
Passenger Capacity
5
Passenger Capacity
-
Passenger Capacity
37 in
Second Leg Room
42 in
Second Leg Room
-
Second Leg Room
64 in
Track Width, Rear
65 in
Track Width, Rear
-
Track Width, Rear
38 in
Front Head Room
41 in
Front Head Room
-
Front Head Room
-
Cargo Volume with Rear Seat Up
10 ft³
Cargo Volume with Rear Seat Up
-
Cargo Volume with Rear Seat Up
195 in
Length, Overall
197 in
Length, Overall
-
Length, Overall

Weight & Capacity

N/A
Dead Weight Hitch - Max Trailer Wt.
N/A
Dead Weight Hitch - Max Trailer Wt.
-
Dead Weight Hitch - Max Trailer Wt.
N/A
Wt Distributing Hitch - Max Trailer Wt.
N/A
Wt Distributing Hitch - Max Trailer Wt.
-
Wt Distributing Hitch - Max Trailer Wt.
19 gal
Fuel Tank Capacity, Approx
19 gal
Fuel Tank Capacity, Approx
-
Fuel Tank Capacity, Approx
N/A
Dead Weight Hitch - Max Tongue Wt.
N/A
Dead Weight Hitch - Max Tongue Wt.
-
Dead Weight Hitch - Max Tongue Wt.
N/A
Wt Distributing Hitch - Max Tongue Wt.
N/A
Wt Distributing Hitch - Max Tongue Wt.
-
Wt Distributing Hitch - Max Tongue Wt.
4,519 lbs
Base Curb Weight
5,060 lbs
Base Curb Weight
-
Base Curb Weight
N/A
Aux Fuel Tank Capacity, Approx
N/A
Aux Fuel Tank Capacity, Approx
-
Aux Fuel Tank Capacity, Approx

Safety

Standard
Stability Control
Standard
Stability Control
-
Stability Control
-
Backup Camera
Optional
Backup Camera
-
Backup Camera
Optional
Lane Departure Warning
-
Lane Departure Warning
-
Lane Departure Warning
Standard
Automatic Emergency Braking
-
Automatic Emergency Braking
-
Automatic Emergency Braking

Entertainment

Standard
Bluetooth®
-
Bluetooth®
-
Bluetooth®

Electrical

N/A
Cold Cranking Amps @ 0° F (Primary)
N/A
Cold Cranking Amps @ 0° F (Primary)
-
Cold Cranking Amps @ 0° F (Primary)
N/A
Maximum Alternator Capacity (amps)
220
Maximum Alternator Capacity (amps)
-
Maximum Alternator Capacity (amps)

Brakes

4-Wheel
Brake ABS System
4-Wheel
Brake ABS System
-
Brake ABS System
16 in
Front Brake Rotor Diam x Thickness
15 in
Front Brake Rotor Diam x Thickness
-
Front Brake Rotor Diam x Thickness
Yes
Disc - Front (Yes or )
Yes
Disc - Front (Yes or )
-
Disc - Front (Yes or )
14 in
Rear Brake Rotor Diam x Thickness
15 in
Rear Brake Rotor Diam x Thickness
-
Rear Brake Rotor Diam x Thickness
Yes
Disc - Rear (Yes or )
Yes
Disc - Rear (Yes or )
-
Disc - Rear (Yes or )
N/A
Brake ABS System (Second Line)
N/A
Brake ABS System (Second Line)
-
Brake ABS System (Second Line)
N/A
Drum - Rear (Yes or )
N/A
Drum - Rear (Yes or )
-
Drum - Rear (Yes or )
4-Wheel Disc
Brake Type
4-Wheel Disc
Brake Type
-
Brake Type

FAQ

Which is more fuel efficient, the 2025 Audi S6 or the 2017 BMW 550 Gran Turismo?

The 2025 Audi S6 is more fuel efficient than the 2017 BMW 550 Gran Turismo with 22 MPG combined versus 18 MPG combined.

Which car is cheaper, the 2025 Audi S6 or the 2017 BMW 550 Gran Turismo?

The 2017 BMW 550 Gran Turismo is cheaper than the 2025 Audi S6 with a $72,500 starting MSRP versus a $75,900 starting MSRP.

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