The Comparative Analysis :
Audi A8 4.0 TFSI cod quattro tiptronic (12 - 13) vs. Audi A8 4.2 TDI quattro tiptronic (13 - 17)
€ 95,200

€ 102,300

€ 95,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 102,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of the A8 4.0 TFSI cod and the A8 4.2 TDI are absolutely identical. Both are 202.2 inches long, 76.7 inches wide and 57.5 inches tall.
A8 4.0 TFSI cod
A8 4.2 TDI
57.5
76.7
83.1
57.5
76.7
83.1
76.7 in
Width
76.7 in
83.1 in
Width Incl. Mirrors
83.1 in
57.5 in
Height
57.5 in
117.8
202.2
117.8
202.2
202.2 in
Length
202.2 in
117.8 in
Wheelbase
117.8 in
Vehicle Weight
A8 4.0 TFSI cod
A8 4.2 TDI
4343 lb
Curb Weight
4663 lb
5611 lb
Gross Vehicle
Weight
Weight
5964 lb

Weight Difference:
320 lb
6.86 %

General
A8 4.0 TFSI cod
A8 4.2 TDI
D4 (4H)
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Diesel

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

8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
A8 4.0 TFSI cod
A8 4.2 TDI
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 diesel engine with two turbochargers (biturbo)
CEUA
Engine Code
CTEC
4
Valves
4
8
Cylinders
8
4 L / 196 cu in
Displacement
4.1 L / 201 cu in
414 hp
at 5000 rpm
Power
380 hp
at 3750 rpm
A8 4.0 TFSI cod
414 hp
380 hp
A8 4.2 TDI
443 lb‑ft
at 1500 rpm
Max. Torque
627 lb‑ft
at 2000 rpm
A8 4.0 TFSI cod
443 lb‑ft
627 lb‑ft
A8 4.2 TDI
Performance
A8 4.0 TFSI cod
A8 4.2 TDI
155 mph
Maximum Speed
155 mph
4.6 sec
Acceleration 0 to 62 mph
4.7 sec
62 mph
62
mph
mph
210 ft
0.000 sec

A8 4.0 TFSI cod
62 mph
62
mph
mph
213 ft
0.000 sec

A8 4.2 TDI
▶ REPLAY
10.49 lb/hp
Weight-to-Power Ratio
12.27 lb/hp
A8 4.0 TFSI cod
10.49 lb/hp
12.27 lb/hp
A8 4.2 TDI
Fuel Economy / Emissions
A8 4.0 TFSI cod
A8 4.2 TDI
Fuel Economy
25 mpg
combined
33 mpg
A8 4.0 TFSI cod
25 mpg
33 mpg
A8 4.2 TDI
18 mpg
city
25 mpg
No data
highway
No data
23.8 gal
Fuel Tank Capacity
23.8 gal
595 mi
Range
777 mi
A8 4.0 TFSI cod
595 mi
777 mi
A8 4.2 TDI
Environmental Impact
178.2 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).
148.1 kWh
A8 4.0 TFSI cod
178.2 kWh
148.1 kWh
A8 4.2 TDI
Euro 5
Emission Standard
Euro 6b (NEFZ)
352 g/mi (NEFZ)
CO2 Emissions
304 g/mi (NEFZ)
Practical Convenience
A8 4.0 TFSI cod
A8 4.2 TDI
4
Doors
4
5
No. of Seats
5
1268 lb
Maximum Payload
1301 lb
14.4 cu ft
Trunk Volume
13.9 cu ft










No data
Cargo Volume (Seats Down)
No data