Car comparison

Lexus GS IV · Facelift 2015 450h V6vsAUDI A8L (D5) 50 TDI V6

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

New comparison

Lexus GS IV · Facelift 2015

450h V6

292 hp3456 ccGasolineRWDCVTNaturally aspiratedSedan2016-2019
VS

AUDI A8L (D5)

50 TDI V6

286 hp2967 ccDieselAWDAutomaticTurbochargedSedan2017-2019

Comparison overview

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

Best choices

Lexus GS IV Facelift 2015 450h V6

  • Quickest 0-100 km/h
    5.9 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    292 hp
    218 kW
  • Lightest
    1,860 kg
    4,101 lb
  • Best power-to-weight
    157 hp/t
    117 kW/t
    6.4 kg/hp
  • Lowest highway consumption
    5.4 L/100 km
    43.6 mpg US
    52.3 mpg UK
  • Lowest CO2 emissions
    137 g/km
  • Best economy score
    91/100
  • Best practicality score
    78/100

AUDI A8L (D5) 50 TDI V6

  • Highest torque
    600 Nm
    443 lb-ft
  • Lowest combined fuel consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Lowest city consumption
    6.4 L/100 km
    36.8 mpg US
    44.1 mpg UK
  • Best estimated range
    1,241 km
    771 mi
  • Best overall score
    70/100
  • Best performance score
    67/100

Specification comparison

Specification comparison
ModelLexusGS IVFacelift 2015450h V6AUDIA8L (D5)50 TDI V6
Power
292hp218kW
286hp213kW
Torque
352Nm260lb-ft
600Nm443lb-ft
Curb weight
1,860kg4,101lb
2,000kg4,409lb
Gross weight
2,305kg5,082lb
2,700kg5,952lb
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
61.3s99% target: 262 km/h / 163 mph
Calculated
63.3s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.9s
5.9s
0-200 km/h
18.1s
Calculated
18.9s
Calculated
0-60 mph
5.6s
Calculated
5.6s
Calculated
Fuel consumption
5.9L/100 km39.9mpg US47.9mpg UK
5.8L/100 km40.6mpg US48.7mpg UK
Fuel consumption city
6.5L/100 km36.2mpg US43.5mpg UK
6.4L/100 km36.8mpg US44.1mpg UK
Fuel consumption highway
5.4L/100 km43.6mpg US52.3mpg UK
5.5L/100 km42.8mpg US51.4mpg UK
Quarter mile
13.8s
Calculated
13.9s
Calculated
Power-to-weight
157hp/t117kW/t71hp/1000 lb
Calculated
143hp/t107kW/t65hp/1000 lb
Calculated
Torque-to-weight
189Nm/t127lb-ft/ton
Calculated
300Nm/t201lb-ft/ton
Calculated
Estimated range
1,119km695mi
Calculated
1,241km771mi
Calculated
Displacement
3,456cc211cu in
2,967cc181cu in
Length
4,880mm192in
5,302mm209in
Width
1,840mm72in
1,945mm77in
Height
1,455mm57in
1,485mm58in
Wheelbase
2,850mm112in
3,128mm123in
Front track
1,575mm62in
1,644mm65in
Rear track
1,590mm63in
1,633mm64in
Ground clearance
130mm5in
-
Trunk volume-
505L
Doors
4
4
Seats
5
5
Fuel tank
66L
72L
CO2 emissions
137g/km
152g/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.

Lexus GS IV Facelift 2015 450h V6AUDI A8L (D5) 50 TDI V6PowerTorque
  • Lexus GS IV Facelift 2015 450h V6: Power / Torque
  • AUDI A8L (D5) 50 TDI V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
LexusGS IVFacelift 2015450h V66,000 rpm4,500 rpm6,250 rpm
AUDIA8L (D5)50 TDI V63,750-4,000 rpm1,250-3,250 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricLexusGS IVFacelift 2015450h V6AUDIA8L (D5)50 TDI V6
Acceleration checkpoints
0-60 mph
0-97 km/h
5.6 s
5.6 s
0-100 km/h
0-62 mph
5.9 s
5.9 s
0-200 km/h
0-124 mph
18.1 s
18.9 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
2.5 s
330 ft
101 m
6.3 s
6.3 s
1/8 mile
201 m
9.2 s
9.2 s
1000 ft
305 m
11.8 s
11.8 s
1/4 mile
402 m
13.8 s
13.9 s
Trap speed
1/4 mile
402 m
175 km/h
109 mph
173 km/h
107 mph

Power comparison

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

Chart data table
VehicleValue
LexusGS IVFacelift 2015450h V6
292 hp
218 kW
AUDIA8L (D5)50 TDI V6
286 hp
213 kW

Lexus GS IV Facelift 2015 450h V6 has 6 hp more than AUDI A8L (D5) 50 TDI V6.

The biggest power difference is between AUDI A8L (D5) 50 TDI V6 and Lexus GS IV Facelift 2015 450h V6: 6 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
LexusGS IVFacelift 2015450h V6
352 Nm
260 lb-ft
AUDIA8L (D5)50 TDI V6
600 Nm
443 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
LexusGS IVFacelift 2015450h V6
1,860 kg
4,101 lb
AUDIA8L (D5)50 TDI V6
2,000 kg
4,409 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
LexusGS IVFacelift 2015450h V6
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIA8L (D5)50 TDI V6
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
LexusGS IVFacelift 2015450h V65.9 s
AUDIA8L (D5)50 TDI V65.9 s

Fuel consumption comparison

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

Chart data table
VehicleValue
LexusGS IVFacelift 2015450h V6
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
AUDIA8L (D5)50 TDI V6
5.8 L/100 km
40.6 mpg US
48.7 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
LexusGS IVFacelift 2015450h V6
157 hp/t
117 kW/t
6.4 kg/hp
AUDIA8L (D5)50 TDI V6
143 hp/t
107 kW/t
7.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
LexusGS IVFacelift 2015450h V6
1,119 km
695 mi
AUDIA8L (D5)50 TDI V6
1,241 km
771 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
LexusGS IVFacelift 2015450h V6
292 hp
218 kW
5.9 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
AUDIA8L (D5)50 TDI V6
286 hp
213 kW
5.9 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
LexusGS IVFacelift 2015450h V6
Power
292 hp
218 kW
0-100 km/h5.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk-
Length
4,880 mm
192.1 in
Height
1,455 mm
57.3 in
AUDIA8L (D5)50 TDI V6
Power
286 hp
213 kW
0-100 km/h5.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
5,302 mm
208.7 in
Height
1,485 mm
58.5 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
LexusGS IVFacelift 2015450h V6
Power
292 hp
218 kW
0-100 km/h5.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
AUDIA8L (D5)50 TDI V6
Power
286 hp
213 kW
0-100 km/h5.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
5.8 L/100 km
40.6 mpg US
48.7 mpg UK

AUDI A8L (D5) 50 TDI V6 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
LexusGS IVFacelift 2015450h V6
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
5.9 s
AUDIA8L (D5)50 TDI V6
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
5.9 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
LexusGS IVFacelift 2015450h V6
157 hp/t
117 kW/t
6.4 kg/hp
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
AUDIA8L (D5)50 TDI V6
143 hp/t
107 kW/t
7.0 kg/hp
5.8 L/100 km
40.6 mpg US
48.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleLexusGS IVFacelift 2015450h V6AUDIA8L (D5)50 TDI V6
Power
292 hp
218 kW
286 hp
213 kW
Torque
352 Nm
260 lb-ft
600 Nm
443 lb-ft
Acceleration
5.9 s
5.9 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,860 kg
4,101 lb
2,000 kg
4,409 lb
Fuel consumption
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
5.8 L/100 km
40.6 mpg US
48.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk-
Length
4,880 mm
192.1 in
Height
1,455 mm
57.3 in
Doors/seats
4 doors
5 seats
Trunk
505 L
17.8 cu ft
Length
5,302 mm
208.7 in
Height
1,485 mm
58.5 in
Range score
1,119 km
695 mi
1,241 km
771 mi
CO2 score
137 g/km
152 g/km
Trunk score
-
505 L
17.8 cu ft
Power-to-weight score
157 hp/t
117 kW/t
6.4 kg/hp
143 hp/t
107 kW/t
7.0 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
VehicleLexus GS IV Facelift 2015 450h V6AUDI A8L (D5) 50 TDI V6
Consumption5.9 L/100 km39.9 mpg US47.9 mpg UK5.8 L/100 km40.6 mpg US48.7 mpg UK
Cost / 100 km10.33 LC100 km10.15 LC100 km
Cost / 100 mi16.62 LC100 mi16.33 LC100 mi
Annual fuel used885 L234 US gal195 UK gal870 L230 US gal191 UK gal
Annual fuel cost1,549 LC/year1,523 LC/year

Head-to-head comparisons

Lexus GS IV Facelift 2015 450h V6

  • Has 6 hp more
  • Is 140 kg lighter
  • Has 5 km/h (3 mph) higher top speed
  • Has 14 hp/t better power-to-weight
  • Emits 15 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Lightest
  • Best power-to-weight ratio

Cons

  • Highest combined fuel consumption

AUDI A8L (D5) 50 TDI V6

  • Has 248 Nm more
  • Uses 0.1 L/100 km less fuel
  • Has 123 km (76 mi) more estimated range

Pros

  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Lowest power
  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Lexus GS IV 450h V6
AUDI A8L (D5) 50 TDI V6
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Lexus GS IV · Facelift 2015 450h V6 vs AUDI A8L (D5) 50 TDI V6 - car comparison - FastVsFaster