The Comparative Analysis :
Audi S8 tiptronic (06 - 09) vs. Audi A8 50 TDI quattro tiptronic (17 - ..)
€ 100,100
€ 93,600
€ 100,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 93,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The S8 is considerably smaller in every dimension. It's 4.8 inches shorter, 2 inches narrower and 1.1 inches lower than the A8 50 TDI.
S8
A8 50 TDI
56.9
74.6
79.8
58
76.6
83.9
74.6 in
Width
76.6 in
79.8 in
Width Incl. Mirrors
83.9 in
56.9 in
Height
58 in
115.9
198.9
118
203.6
198.9 in
Length
203.6 in
115.9 in
Wheelbase
118 in
Vehicle Weight
S8
A8 50 TDI
4442 lb
Curb Weight
4519 lb
5600 lb
Gross Vehicle
Weight
Weight
5930 lb
Weight Difference:
77 lb
1.7 %
General
S8
A8 50 TDI
D3 (4E)
Generation
D5 (4N)
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
S8
A8 50 TDI
V10 gasoline engine (naturally aspirated engine)
Engine Type
6-cylinder mild hybrid diesel engine with turbocharger
BSM
Engine Code
DDVC
4
Valves
4
10
Cylinders
6
5.2 L / 254 cu in
Displacement
3 L / 147 cu in
444 hp
at 7000 rpm
Power
282 hp
at 3750 rpm
S8
444 hp
282 hp
A8 50 TDI
398 lb‑ft
at 3500 rpm
Max. Torque
443 lb‑ft
at 1250 rpm
S8
398 lb‑ft
443 lb‑ft
A8 50 TDI
Performance
S8
A8 50 TDI
155 mph
Maximum Speed
155 mph
5.1 sec
Acceleration 0 to 62 mph
5.9 sec
62 mph
62
mph
mph
233 ft
0.000 sec
S8
62 mph
62
mph
mph
269 ft
0.000 sec
A8 50 TDI
▶ REPLAY
10 lb/hp
Weight-to-Power Ratio
16.02 lb/hp
S8
10 lb/hp
16.02 lb/hp
A8 50 TDI
Fuel Economy / Emissions
S8
A8 50 TDI
Fuel Economy
18 mpg
combined
42 mpg
S8
18 mpg
42 mpg
A8 50 TDI
12 mpg
city
37 mpg
No data
highway
No data
23.8 gal
Fuel Tank Capacity
19 gal
418 mi
Range
799 mi
S8
418 mi
799 mi
A8 50 TDI
Environmental Impact
253.8 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).
115.2 kWh
S8
253.8 kWh
115.2 kWh
A8 50 TDI
Euro 4 III
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
513 g/mi (NEFZ)
CO2 Emissions
291 g/mi (WLTP)
Practical Convenience
S8
A8 50 TDI
4
Doors
4
5
No. of Seats
5
1157 lb
Maximum Payload
1411 lb
14.2 cu ft
Trunk Volume
14.3 cu ft
No data
Cargo Volume (Seats Down)
No data
