The Comparative Analysis :
Audi A8 4.2 TDI quattro tiptronic (13 - 17) vs. Audi A8 4.0 TFSI cod quattro tiptronic (12 - 13)
€ 102,300

€ 95,200

€ 102,300
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 the A8 4.2 TDI and the A8 4.0 TFSI cod are absolutely identical. Both are 202.2 inches long, 76.7 inches wide and 57.5 inches tall.
A8 4.2 TDI
A8 4.0 TFSI cod
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 4.2 TDI
A8 4.0 TFSI cod
4663 lb
Curb Weight
4343 lb
5964 lb
Gross Vehicle
Weight
Weight
5611 lb

Weight Difference:
320 lb
6.86 %

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

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

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

A8 4.2 TDI
62 mph
62
mph
mph
210 ft
0.000 sec

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










No data
Cargo Volume (Seats Down)
No data