Car comparison

AUDI A8 (D4/4H) 4.2 FSI V8vsLexus LS IV · Facelift 2009 460 V8

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

New comparison

AUDI A8 (D4/4H)

4.2 FSI V8

372 hp4163 ccGasolineAWDAutomaticNaturally aspiratedSedan2010-2012
VS

Lexus LS IV · Facelift 2009

460 V8

381 hp4608 ccGasolineRWDAutomaticNaturally aspiratedSedan2009-2012

Comparison overview

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

Best choices

AUDI A8 (D4/4H) 4.2 FSI V8

  • Quickest 0-100 km/h
    5.7 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,835 kg
    4,045 lb
  • Best power-to-weight
    203 hp/t
    151 kW/t
    4.9 kg/hp
  • Lowest combined fuel consumption
    9.5 L/100 km
    24.8 mpg US
    29.7 mpg UK
  • Lowest city consumption
    13.3 L/100 km
    17.7 mpg US
    21.2 mpg UK
  • Lowest highway consumption
    7.2 L/100 km
    32.7 mpg US
    39.2 mpg UK
  • Best estimated range
    947 km
    589 mi
  • Best performance score
    70/100
  • Best economy score
    81/100

Specification comparison

Specification comparison
ModelAUDIA8 (D4/4H)4.2 FSI V8LexusLS IVFacelift 2009460 V8
Power
372hp277kW
381hp284kW
Torque
445Nm328lb-ft
493Nm364lb-ft
Curb weight
1,835kg4,045lb
2,055kg4,530lb
Gross weight
2,525kg5,567lb
2,495kg5,501lb
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
56.4s99% target: 262 km/h / 163 mph
Calculated
58.1s99% target: 262 km/h / 163 mph
Calculated
0-100 km/h
5.7s
5.7s
0-200 km/h
17.1s
Calculated
17.3s
Calculated
0-60 mph
5.5s
Calculated
5.5s
Calculated
Fuel consumption
9.5L/100 km24.8mpg US29.7mpg UK
11.1L/100 km21.2mpg US25.4mpg UK
Fuel consumption city
13.3L/100 km17.7mpg US21.2mpg UK
16.5L/100 km14.3mpg US17.1mpg UK
Fuel consumption highway
7.2L/100 km32.7mpg US39.2mpg UK
7.9L/100 km29.8mpg US35.8mpg UK
Quarter mile
13.6s
Calculated
13.6s
Calculated
Power-to-weight
203hp/t151kW/t92hp/1000 lb
Calculated
185hp/t138kW/t84hp/1000 lb
Calculated
Torque-to-weight
243Nm/t162lb-ft/ton
Calculated
240Nm/t161lb-ft/ton
Calculated
Estimated range
947km589mi
Calculated
757km470mi
Calculated
Displacement
4,163cc254cu in
4,608cc281cu in
Length
5,137mm202in
5,060mm199in
Width
1,949mm77in
1,875mm74in
Height
1,460mm57in
1,465mm58in
Wheelbase
2,992mm118in
2,970mm117in
Front track
1,644mm65in
1,615mm64in
Rear track
1,635mm64in
1,620mm64in
Ground clearance-
145mm6in
Trunk volume
510L
560L
Max trunk volume
906L
-
Doors
4
4
Seats
5
5
Fuel tank
90L
84L
CO2 emissions
219g/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 A8 (D4/4H) 4.2 FSI V8Lexus LS IV Facelift 2009 460 V8PowerTorque
  • AUDI A8 (D4/4H) 4.2 FSI V8: Power / Torque
  • Lexus LS IV Facelift 2009 460 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA8 (D4/4H)4.2 FSI V86,800 rpm3,500 rpm7,050 rpm
LexusLS IVFacelift 2009460 V86,400 rpm4,100 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA8 (D4/4H)4.2 FSI V8LexusLS IVFacelift 2009460 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
5.5 s
5.5 s
0-100 km/h
0-62 mph
5.7 s
5.7 s
0-200 km/h
0-124 mph
17.1 s
17.3 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
Limited
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.2 s
6.2 s
1/8 mile
201 m
9.1 s
9.1 s
1000 ft
305 m
11.6 s
11.6 s
1/4 mile
402 m
13.6 s
13.6 s
Trap speed
1/4 mile
402 m
179 km/h
111 mph
178 km/h
111 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.2 FSI V8
372 hp
277 kW
LexusLS IVFacelift 2009460 V8
381 hp
284 kW

Lexus LS IV Facelift 2009 460 V8 has 9 hp more than AUDI A8 (D4/4H) 4.2 FSI V8.

The biggest power difference is between AUDI A8 (D4/4H) 4.2 FSI V8 and Lexus LS IV Facelift 2009 460 V8: 9 hp (7 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.2 FSI V8
445 Nm
328 lb-ft
LexusLS IVFacelift 2009460 V8
493 Nm
364 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.2 FSI V8
1,835 kg
4,045 lb
LexusLS IVFacelift 2009460 V8
2,055 kg
4,530 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.2 FSI V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
LexusLS IVFacelift 2009460 V8
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
AUDIA8 (D4/4H)4.2 FSI V85.7 s
LexusLS IVFacelift 2009460 V85.7 s

Although Lexus LS IV Facelift 2009 460 V8 has more power, AUDI A8 (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
AUDIA8 (D4/4H)4.2 FSI V8
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
LexusLS IVFacelift 2009460 V8
11.1 L/100 km
21.2 mpg US
25.4 mpg UK

The biggest fuel consumption difference is between AUDI A8 (D4/4H) 4.2 FSI V8 and Lexus LS IV Facelift 2009 460 V8: 1.6 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
AUDIA8 (D4/4H)4.2 FSI V8
203 hp/t
151 kW/t
4.9 kg/hp
LexusLS IVFacelift 2009460 V8
185 hp/t
138 kW/t
5.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA8 (D4/4H)4.2 FSI V8
947 km
589 mi
LexusLS IVFacelift 2009460 V8
757 km
470 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA8 (D4/4H)4.2 FSI V8
372 hp
277 kW
5.7 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
LexusLS IVFacelift 2009460 V8
381 hp
284 kW
5.7 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
AUDIA8 (D4/4H)4.2 FSI V8
Power
372 hp
277 kW
0-100 km/h5.7 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
5,137 mm
202.2 in
Height
1,460 mm
57.5 in
LexusLS IVFacelift 2009460 V8
Power
381 hp
284 kW
0-100 km/h5.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
560 L
19.8 cu ft
Length
5,060 mm
199.2 in
Height
1,465 mm
57.7 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
AUDIA8 (D4/4H)4.2 FSI V8
Power
372 hp
277 kW
0-100 km/h5.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
LexusLS IVFacelift 2009460 V8
Power
381 hp
284 kW
0-100 km/h5.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
11.1 L/100 km
21.2 mpg US
25.4 mpg UK

AUDI A8 (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
AUDIA8 (D4/4H)4.2 FSI V8
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
5.7 s
LexusLS IVFacelift 2009460 V8
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
5.7 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
AUDIA8 (D4/4H)4.2 FSI V8
203 hp/t
151 kW/t
4.9 kg/hp
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
LexusLS IVFacelift 2009460 V8
185 hp/t
138 kW/t
5.4 kg/hp
11.1 L/100 km
21.2 mpg US
25.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA8 (D4/4H)4.2 FSI V8LexusLS IVFacelift 2009460 V8
Power
372 hp
277 kW
381 hp
284 kW
Torque
445 Nm
328 lb-ft
493 Nm
364 lb-ft
Acceleration
5.7 s
5.7 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Lightness
1,835 kg
4,045 lb
2,055 kg
4,530 lb
Fuel consumption
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
11.1 L/100 km
21.2 mpg US
25.4 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
5,137 mm
202.2 in
Height
1,460 mm
57.5 in
Doors/seats
4 doors
5 seats
Trunk
560 L
19.8 cu ft
Length
5,060 mm
199.2 in
Height
1,465 mm
57.7 in
Range score
947 km
589 mi
757 km
470 mi
CO2 score
219 g/km
-
Trunk score
510 L
18.0 cu ft
560 L
19.8 cu ft
Power-to-weight score
203 hp/t
151 kW/t
4.9 kg/hp
185 hp/t
138 kW/t
5.4 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 A8 (D4/4H) 4.2 FSI V8Lexus LS IV Facelift 2009 460 V8
Consumption9.5 L/100 km24.8 mpg US29.7 mpg UK11.1 L/100 km21.2 mpg US25.4 mpg UK
Cost / 100 km16.63 LC100 km19.43 LC100 km
Cost / 100 mi26.76 LC100 mi31.26 LC100 mi
Annual fuel used1,425 L376 US gal313 UK gal1,665 L440 US gal366 UK gal
Annual fuel cost2,494 LC/year2,914 LC/year

Head-to-head comparisons

AUDI A8 (D4/4H) 4.2 FSI V8

  • Is 220 kg lighter
  • Uses 1.6 L/100 km less fuel
  • Has 17 hp/t better power-to-weight
  • Has 191 km (118 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

Lexus LS IV Facelift 2009 460 V8

  • Has 9 hp more
  • Has 48 Nm more
  • Has 50 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A8 (D4/4H) 4.2 FSI V8
Lexus LS IV 460 V8
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2 vehicles selected

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