Car comparison

AUDI A8L (D4/4H) 4.2 FSI V8vsInfiniti FX II · Facelift 2011 50 V8

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

New comparison

AUDI A8L (D4/4H)

4.2 FSI V8

372 hp4163 ccGasolineAWDAutomaticNaturally aspiratedSedan2010-2012
VS

Infiniti FX II · Facelift 2011

50 V8

390 hp5026 ccGasolineAWDAutomaticNaturally aspiratedCrossover2011-2013

Comparison overview

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

Best choices

AUDI A8L (D4/4H) 4.2 FSI V8

  • Quickest 0-100 km/h
    5.8 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,885 kg
    4,156 lb
  • Best power-to-weight
    197 hp/t
    147 kW/t
    5.1 kg/hp
  • Lowest combined fuel consumption
    9.7 L/100 km
    24.2 mpg US
    29.1 mpg UK
  • Lowest city consumption
    13.6 L/100 km
    17.3 mpg US
    20.8 mpg UK
  • Lowest highway consumption
    7.4 L/100 km
    31.8 mpg US
    38.2 mpg UK
  • Best estimated range
    928 km
    577 mi
  • Best performance score
    69/100
  • Best economy score
    81/100

Specification comparison

Specification comparison
ModelAUDIA8L (D4/4H)4.2 FSI V8InfinitiFX IIFacelift 201150 V8
Power
372hp277kW
390hp291kW
Torque
445Nm328lb-ft
500Nm369lb-ft
Curb weight
1,885kg4,156lb
2,067kg4,557lb
Gross weight
2,535kg5,589lb
2,615kg5,765lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
58.1s99% target: 262 km/h / 163 mph
Calculated
92.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.8s
5.8s
0-200 km/h
17.5s
Calculated
22.6s
Calculated
0-60 mph
5.5s
Calculated
5.5s
Calculated
Fuel consumption
9.7L/100 km24.2mpg US29.1mpg UK
13.1L/100 km18mpg US21.6mpg UK
Fuel consumption city
13.6L/100 km17.3mpg US20.8mpg UK
18.9L/100 km12.4mpg US14.9mpg UK
Fuel consumption highway
7.4L/100 km31.8mpg US38.2mpg UK
9.8L/100 km24mpg US28.8mpg UK
Quarter mile
13.7s
Calculated
14.0s
Calculated
Power-to-weight
197hp/t147kW/t90hp/1000 lb
Calculated
189hp/t141kW/t86hp/1000 lb
Calculated
Torque-to-weight
236Nm/t158lb-ft/ton
Calculated
242Nm/t162lb-ft/ton
Calculated
Estimated range
928km577mi
Calculated
687km427mi
Calculated
Displacement
4,163cc254cu in
5,026cc307cu in
Length
5,267mm207in
4,860mm191in
Width
1,949mm77in
1,925mm76in
Height
1,471mm58in
1,680mm66in
Wheelbase
3,122mm123in
2,885mm114in
Front track
1,644mm65in
1,635mm64in
Rear track
1,635mm64in
1,640mm65in
Ground clearance-
187mm7in
Trunk volume
510L
702L
Max trunk volume
906L
1,756L
Doors
4
5
Seats
5
5
Fuel tank
90L
90L
CO2 emissions
224g/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) 4.2 FSI V8Infiniti FX II Facelift 2011 50 V8PowerTorque
  • AUDI A8L (D4/4H) 4.2 FSI V8: Power / Torque
  • Infiniti FX II Facelift 2011 50 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA8L (D4/4H)4.2 FSI V86,800 rpm3,500 rpm7,050 rpm
InfinitiFX IIFacelift 201150 V86,500 rpm4,400 rpm6,800 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA8L (D4/4H)4.2 FSI V8InfinitiFX IIFacelift 201150 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
5.5 s
5.5 s
0-100 km/h
0-62 mph
5.8 s
5.8 s
0-200 km/h
0-124 mph
17.5 s
22.6 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.5 s
2.2 s
330 ft
101 m
6.3 s
6.0 s
1/8 mile
201 m
9.2 s
9.1 s
1000 ft
305 m
11.7 s
11.7 s
1/4 mile
402 m
13.7 s
14.0 s
Trap speed
1/4 mile
402 m
178 km/h
110 mph
164 km/h
102 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA8L (D4/4H)4.2 FSI V8
372 hp
277 kW
InfinitiFX IIFacelift 201150 V8
390 hp
291 kW

Infiniti FX II Facelift 2011 50 V8 has 18 hp more than AUDI A8L (D4/4H) 4.2 FSI V8.

The biggest power difference is between AUDI A8L (D4/4H) 4.2 FSI V8 and Infiniti FX II Facelift 2011 50 V8: 18 hp (13 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA8L (D4/4H)4.2 FSI V8
445 Nm
328 lb-ft
InfinitiFX IIFacelift 201150 V8
500 Nm
369 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA8L (D4/4H)4.2 FSI V8
1,885 kg
4,156 lb
InfinitiFX IIFacelift 201150 V8
2,067 kg
4,557 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)4.2 FSI V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
InfinitiFX IIFacelift 201150 V8
Unrestricted
260 km/h162 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)4.2 FSI V85.8 s
InfinitiFX IIFacelift 201150 V85.8 s

Although Infiniti FX II Facelift 2011 50 V8 has more power, AUDI A8L (D4/4H) 4.2 FSI V8 is quicker from 0-100 km/h.

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)4.2 FSI V8
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
InfinitiFX IIFacelift 201150 V8
13.1 L/100 km
18.0 mpg US
21.6 mpg UK

The biggest fuel consumption difference is between AUDI A8L (D4/4H) 4.2 FSI V8 and Infiniti FX II Facelift 2011 50 V8: 3.4 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)4.2 FSI V8
197 hp/t
147 kW/t
5.1 kg/hp
InfinitiFX IIFacelift 201150 V8
189 hp/t
141 kW/t
5.3 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
VehicleValue
AUDIA8L (D4/4H)4.2 FSI V8
928 km
577 mi
InfinitiFX IIFacelift 201150 V8
687 km
427 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA8L (D4/4H)4.2 FSI V8
372 hp
277 kW
5.8 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
InfinitiFX IIFacelift 201150 V8
390 hp
291 kW
5.8 s
Unrestricted
260 km/h162 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)4.2 FSI V8
Power
372 hp
277 kW
0-100 km/h5.8 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
5,267 mm
207.4 in
Height
1,471 mm
57.9 in
InfinitiFX IIFacelift 201150 V8
Power
390 hp
291 kW
0-100 km/h5.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
702 L
24.8 cu ft
Length
4,860 mm
191.3 in
Height
1,680 mm
66.1 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)4.2 FSI V8
Power
372 hp
277 kW
0-100 km/h5.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
InfinitiFX IIFacelift 201150 V8
Power
390 hp
291 kW
0-100 km/h5.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
13.1 L/100 km
18.0 mpg US
21.6 mpg UK

AUDI A8L (D4/4H) 4.2 FSI V8 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)4.2 FSI V8
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
5.8 s
InfinitiFX IIFacelift 201150 V8
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
5.8 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)4.2 FSI V8
197 hp/t
147 kW/t
5.1 kg/hp
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
InfinitiFX IIFacelift 201150 V8
189 hp/t
141 kW/t
5.3 kg/hp
13.1 L/100 km
18.0 mpg US
21.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA8L (D4/4H)4.2 FSI V8InfinitiFX IIFacelift 201150 V8
Power
372 hp
277 kW
390 hp
291 kW
Torque
445 Nm
328 lb-ft
500 Nm
369 lb-ft
Acceleration
5.8 s
5.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,885 kg
4,156 lb
2,067 kg
4,557 lb
Fuel consumption
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
13.1 L/100 km
18.0 mpg US
21.6 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
5,267 mm
207.4 in
Height
1,471 mm
57.9 in
Doors/seats
5 doors
5 seats
Trunk
702 L
24.8 cu ft
Length
4,860 mm
191.3 in
Height
1,680 mm
66.1 in
Range score
928 km
577 mi
687 km
427 mi
CO2 score
224 g/km
-
Trunk score
510 L
18.0 cu ft
702 L
24.8 cu ft
Power-to-weight score
197 hp/t
147 kW/t
5.1 kg/hp
189 hp/t
141 kW/t
5.3 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) 4.2 FSI V8Infiniti FX II Facelift 2011 50 V8
Consumption9.7 L/100 km24.2 mpg US29.1 mpg UK13.1 L/100 km18 mpg US21.6 mpg UK
Cost / 100 km16.97 LC100 km22.93 LC100 km
Cost / 100 mi27.32 LC100 mi36.89 LC100 mi
Annual fuel used1,455 L384 US gal320 UK gal1,965 L519 US gal432 UK gal
Annual fuel cost2,546 LC/year3,439 LC/year

Head-to-head comparisons

AUDI A8L (D4/4H) 4.2 FSI V8

  • Is 182 kg lighter
  • Has 5 km/h (3 mph) higher top speed
  • Uses 3.4 L/100 km less fuel
  • Has 9 hp/t better power-to-weight
  • Has 241 km (150 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Lowest power
  • Smallest trunk

Infiniti FX II Facelift 2011 50 V8

  • Has 18 hp more
  • Has 55 Nm more
  • Has 192 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A8L (D4/4H) 4.2 FSI V8
Infiniti FX II 50 V8
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2 vehicles selected

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AUDI A8L (D4/4H) 4.2 FSI V8 vs Infiniti FX II · Facelift 2011 50 V8 - car comparison - FastVsFaster