The Comparative Analysis :
BMW 730d Steptronic (15 - 19) vs. Audi A8 55 TFSI quattro tiptronic (17 - ..)
€ 88,300

€ 95,200

€ 88,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 95,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The BMW 730d is 2.9 inches shorter, 1.7 inches narrower and 0.2 inches taller than the Audi A8 55 TFSI.
BMW 730d
Audi A8 55 TFSI
58.2
74.9
85.4
58
76.6
83.9
74.9 in
Width
76.6 in
85.4 in
Width Incl. Mirrors
83.9 in
58.2 in
Height
58 in
120.9
200.7
118
203.6
200.7 in
Length
203.6 in
120.9 in
Wheelbase
118 in
Vehicle Weight
BMW 730d
Audi A8 55 TFSI
4068 lb
Curb Weight
4420 lb
5401 lb
Gross Vehicle
Weight
Weight
5930 lb

Weight Difference:
353 lb
7.99 %

General
BMW 730d
Audi A8 55 TFSI
G11
Generation
D5 (4N)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
BMW 730d
Audi A8 55 TFSI
Straight-six diesel engine with turbocharger
Engine Type
6-cylinder mild hybrid gasoline engine with turbocharger
BMW B57
Engine Series
B57-D30
Engine Code
CZSE
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
261 hp
at 4000 rpm
Power
335 hp
at 5000 rpm
BMW 730d
261 hp
335 hp
Audi A8 55 TFSI
457 lb‑ft
at 2000 rpm
Max. Torque
369 lb‑ft
at 1370 rpm
BMW 730d
457 lb‑ft
369 lb‑ft
Audi A8 55 TFSI
Performance
BMW 730d
Audi A8 55 TFSI
155 mph
Maximum Speed
155 mph
6.1 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph
62
mph
mph
279 ft
0.000 sec

BMW 730d
62 mph
62
mph
mph
256 ft
0.000 sec

Audi A8 55 TFSI
▶ REPLAY
15.59 lb/hp
Weight-to-Power Ratio
13.19 lb/hp
BMW 730d
15.59 lb/hp
13.19 lb/hp
Audi A8 55 TFSI
Fuel Economy / Emissions
BMW 730d
Audi A8 55 TFSI
Fuel Economy
44 mpg
combined
30 mpg
BMW 730d
44 mpg
30 mpg
Audi A8 55 TFSI
38 mpg
city
22 mpg
No data
highway
No data
20.6 gal
Fuel Tank Capacity
19 gal
915 mi
Range
574 mi
BMW 730d
915 mi
574 mi
Audi A8 55 TFSI
Environmental Impact
109.1 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
147.7 kWh
BMW 730d
109.1 kWh
147.7 kWh
Audi A8 55 TFSI
Euro 6c (WLTP)
Emission Standard
Euro 6d-TEMP (WLTP)
262 g/mi (WLTP)
CO2 Emissions
344 g/mi (WLTP)
Practical Convenience
BMW 730d
Audi A8 55 TFSI
4
Doors
4
5
No. of Seats
5
1334 lb
Maximum Payload
1510 lb
14.6 cu ft
Trunk Volume
14.3 cu ft









No data
Cargo Volume (Seats Down)
No data