Car comparison

AUDI A8L (D4/4H) · Facelift 2013 4.2 BiTDI V8 clean dieselvsInfiniti Q50 S 3.5 V6

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison
VS

Infiniti Q50

S 3.5 V6

364 hp3498 ccGasolineRWDAutomaticSedan2013-2017

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean diesel

  • Quickest 0-100 km/h
    4.9 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    385 hp
    287 kW
  • Highest torque
    850 Nm
    627 lb-ft
  • Largest trunk
    520 L
  • Best overall score
    77/100
  • Best performance score
    77/100
  • Best practicality score
    77/100

Infiniti Q50 S 3.5 V6

  • Lightest
    1,775 kg
    3,913 lb
  • Best power-to-weight
    205 hp/t
    153 kW/t
    4.9 kg/hp
  • Lowest combined fuel consumption
    6.2 L/100 km
    37.9 mpg US
    45.6 mpg UK
  • Lowest city consumption
    8.2 L/100 km
    28.7 mpg US
    34.4 mpg UK
  • Lowest highway consumption
    5.1 L/100 km
    46.1 mpg US
    55.4 mpg UK
  • Lowest CO2 emissions
    144 g/km
  • Best economy score
    90/100

Specification comparison

Specification comparison
ModelAUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean dieselInfinitiQ50S 3.5 V6
Power
385hp287kW
364hp271kW
Torque
850Nm627lb-ft
350Nm258lb-ft
Curb weight
2,095kg4,619lb
1,775kg3,913lb
Gross weight
2,720kg5,997lb
-
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
51.3s99% target: 262 km/h / 163 mph
Calculated
49.5s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
4.9s
5.1s
0-200 km/h
15.1s
Calculated
15.1s
Calculated
0-60 mph
4.7s
Calculated
4.9s
Calculated
Fuel consumption
7.5L/100 km31.4mpg US37.7mpg UK
6.2L/100 km37.9mpg US45.6mpg UK
Fuel consumption city
9.5L/100 km24.8mpg US29.7mpg UK
8.2L/100 km28.7mpg US34.4mpg UK
Fuel consumption highway
6.2L/100 km37.9mpg US45.6mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Quarter mile
12.9s
Calculated
13.0s
Calculated
Power-to-weight
184hp/t137kW/t83hp/1000 lb
Calculated
205hp/t153kW/t93hp/1000 lb
Calculated
Torque-to-weight
406Nm/t271lb-ft/ton
Calculated
197Nm/t132lb-ft/ton
Calculated
Estimated range
1,093km679mi
Calculated
-
Displacement
4,134cc252cu in
3,498cc213cu in
Length
5,265mm207in
4,783mm188in
Width
1,949mm77in
1,824mm72in
Height
1,471mm58in
1,443mm57in
Wheelbase
3,122mm123in
2,850mm112in
Front track
1,644mm65in
1,519mm60in
Rear track
1,635mm64in
1,529mm60in
Trunk volume
520L
510L
Doors
4
4
Seats
5
5
Fuel tank
82L
-
CO2 emissions
197g/km
144g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean dieselInfiniti Q50 S 3.5 V6PowerTorque
  • AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean diesel: Power / Torque
  • Infiniti Q50 S 3.5 V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel3,750 rpm2,000-2,750 rpm4,000 rpm
InfinitiQ50S 3.5 V66,500 rpm5,200 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean dieselInfinitiQ50S 3.5 V6
Acceleration checkpoints
0-60 mph
0-97 km/h
4.7 s
4.9 s
0-100 km/h
0-62 mph
4.9 s
5.1 s
0-200 km/h
0-124 mph
15.1 s
15.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
5.8 s
5.9 s
1/8 mile
201 m
8.5 s
8.7 s
1000 ft
305 m
10.9 s
11.1 s
1/4 mile
402 m
12.9 s
13.0 s
Trap speed
1/4 mile
402 m
186 km/h
115 mph
186 km/h
116 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
385 hp
287 kW
InfinitiQ50S 3.5 V6
364 hp
271 kW

AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean diesel has 21 hp more than Infiniti Q50 S 3.5 V6.

The biggest power difference is between Infiniti Q50 S 3.5 V6 and AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean diesel: 21 hp (16 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
850 Nm
627 lb-ft
InfinitiQ50S 3.5 V6
350 Nm
258 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
2,095 kg
4,619 lb
InfinitiQ50S 3.5 V6
1,775 kg
3,913 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
InfinitiQ50S 3.5 V6
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel4.9 s
InfinitiQ50S 3.5 V65.1 s

The biggest 0-100 km/h difference is between AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean diesel and Infiniti Q50 S 3.5 V6: 0.2 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
InfinitiQ50S 3.5 V6
6.2 L/100 km
37.9 mpg US
45.6 mpg UK

The biggest fuel consumption difference is between Infiniti Q50 S 3.5 V6 and AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean diesel: 1.3 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
184 hp/t
137 kW/t
5.4 kg/hp
InfinitiQ50S 3.5 V6
205 hp/t
153 kW/t
4.9 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
385 hp
287 kW
4.9 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
InfinitiQ50S 3.5 V6
364 hp
271 kW
5.1 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
Power
385 hp
287 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
5,265 mm
207.3 in
Height
1,471 mm
57.9 in
InfinitiQ50S 3.5 V6
Power
364 hp
271 kW
0-100 km/h5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
4,783 mm
188.3 in
Height
1,443 mm
56.8 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
Power
385 hp
287 kW
0-100 km/h4.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
InfinitiQ50S 3.5 V6
Power
364 hp
271 kW
0-100 km/h5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
6.2 L/100 km
37.9 mpg US
45.6 mpg UK

AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean diesel is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
4.9 s
InfinitiQ50S 3.5 V6
6.2 L/100 km
37.9 mpg US
45.6 mpg UK
5.1 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
AUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean diesel
184 hp/t
137 kW/t
5.4 kg/hp
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
InfinitiQ50S 3.5 V6
205 hp/t
153 kW/t
4.9 kg/hp
6.2 L/100 km
37.9 mpg US
45.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA8L (D4/4H)Facelift 20134.2 BiTDI V8 clean dieselInfinitiQ50S 3.5 V6
Power
385 hp
287 kW
364 hp
271 kW
Torque
850 Nm
627 lb-ft
350 Nm
258 lb-ft
Acceleration
4.9 s
5.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
2,095 kg
4,619 lb
1,775 kg
3,913 lb
Fuel consumption
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
6.2 L/100 km
37.9 mpg US
45.6 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
5,265 mm
207.3 in
Height
1,471 mm
57.9 in
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
4,783 mm
188.3 in
Height
1,443 mm
56.8 in
Range score
1,093 km
679 mi
-
CO2 score
197 g/km
144 g/km
Trunk score
520 L
18.4 cu ft
510 L
18.0 cu ft
Power-to-weight score
184 hp/t
137 kW/t
5.4 kg/hp
205 hp/t
153 kW/t
4.9 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleAUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean dieselInfiniti Q50 S 3.5 V6
Consumption7.5 L/100 km31.4 mpg US37.7 mpg UK6.2 L/100 km37.9 mpg US45.6 mpg UK
Cost / 100 km13.13 LC100 km10.85 LC100 km
Cost / 100 mi21.12 LC100 mi17.46 LC100 mi
Annual fuel used1,125 L297 US gal247 UK gal930 L246 US gal205 UK gal
Annual fuel cost1,969 LC/year1,628 LC/year

Head-to-head comparisons

AUDI A8L (D4/4H) Facelift 2013 4.2 BiTDI V8 clean diesel

  • Has 21 hp more
  • Has 500 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 10 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Infiniti Q50 S 3.5 V6

  • Is 320 kg lighter
  • Uses 1.3 L/100 km less fuel
  • Has 21 hp/t better power-to-weight
  • Emits 53 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A8L (D4/4H) 4.2 BiTDI V8 clean diesel
Infiniti Q50 S 3.5 V6
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2 vehicles selected

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AUDI A8L (D4/4H) · Facelift 2013 4.2 BiTDI V8 clean diesel vs Infiniti Q50 S 3.5 V6 - car comparison - FastVsFaster