Car comparison

AUDI A8L (D3/4E) · Facelift 2007 4.2 BiTDI V8vsSubaru WRX STI Sedan 2.5

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

New comparison

AUDI A8L (D3/4E) · Facelift 2007

4.2 BiTDI V8

326 hp4134 ccDieselAWDAutomaticTwin-turboSedan2007-2010
VS

Subaru WRX STI Sedan

2.5

300 hp2457 ccGasolineAWDAutomaticTurbochargedSedan2007-2011

Comparison overview

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

Best choices

AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI V8

  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    326 hp
    243 kW
  • Highest torque
    650 Nm
    479 lb-ft
  • Lowest combined fuel consumption
    9.4 L/100 km
    25.0 mpg US
    30.1 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
    957 km
    595 mi
  • Largest trunk
    500 L
  • Best overall score
    71/100
  • Best performance score
    69/100
  • Best economy score
    82/100
  • Best practicality score
    76/100

Specification comparison

Specification comparison
ModelAUDIA8L (D3/4E)Facelift 20074.2 BiTDI V8SubaruWRX STI Sedan2.5
Power
326hp243kW
300hp224kW
Torque
650Nm479lb-ft
350Nm258lb-ft
Curb weight
1,995kg4,398lb
1,525kg3,362lb
Gross weight
2,595kg5,721lb
-
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
64.8s99% target: 262 km/h / 163 mph
Calculated
57.5s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
6.1s
6.0s
0-200 km/h
18.9s
Calculated
18.2s
Calculated
0-60 mph
5.8s
Calculated
5.7s
Calculated
Fuel consumption
9.4L/100 km25mpg US30.1mpg UK
10.6L/100 km22.2mpg US26.6mpg UK
Fuel consumption city
13.3L/100 km17.7mpg US21.2mpg UK
14.8L/100 km15.9mpg US19.1mpg UK
Fuel consumption highway
7.2L/100 km32.7mpg US39.2mpg UK
8.1L/100 km29mpg US34.9mpg UK
Quarter mile
14.0s
Calculated
13.9s
Calculated
Power-to-weight
163hp/t122kW/t74hp/1000 lb
Calculated
197hp/t147kW/t89hp/1000 lb
Calculated
Torque-to-weight
326Nm/t218lb-ft/ton
Calculated
230Nm/t154lb-ft/ton
Calculated
Estimated range
957km595mi
Calculated
566km352mi
Calculated
Displacement
4,134cc252cu in
2,457cc150cu in
Length
5,192mm204in
4,580mm180in
Width
1,894mm75in
1,795mm71in
Height
1,455mm57in
1,470mm58in
Wheelbase
3,074mm121in
2,625mm103in
Front track
1,629mm64in
1,530mm60in
Rear track
1,615mm64in
1,540mm61in
Trunk volume
500L
368L
Doors
4
4
Seats
5
5
Fuel tank
90L
60L

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 (D3/4E) Facelift 2007 4.2 BiTDI V8Subaru WRX STI Sedan 2.5PowerTorque
  • AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI V8: Power / Torque
  • Subaru WRX STI Sedan 2.5: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA8L (D3/4E)Facelift 20074.2 BiTDI V83,750 rpm1,600-3,500 rpm4,000 rpm
SubaruWRX STI Sedan2.56,200 rpm3,000-6,000 rpm6,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA8L (D3/4E)Facelift 20074.2 BiTDI V8SubaruWRX STI Sedan2.5
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
5.7 s
0-100 km/h
0-62 mph
6.1 s
6.0 s
0-200 km/h
0-124 mph
18.9 s
18.2 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
Likely limited
Drag race simulation
60 ft
18 m
2.5 s
2.6 s
330 ft
101 m
6.4 s
6.4 s
1/8 mile
201 m
9.4 s
9.3 s
1000 ft
305 m
11.9 s
11.8 s
1/4 mile
402 m
14.0 s
13.9 s
Trap speed
1/4 mile
402 m
173 km/h
107 mph
175 km/h
109 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA8L (D3/4E)Facelift 20074.2 BiTDI V8
326 hp
243 kW
SubaruWRX STI Sedan2.5
300 hp
224 kW

AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI V8 has 26 hp more than Subaru WRX STI Sedan 2.5.

The biggest power difference is between Subaru WRX STI Sedan 2.5 and AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI V8: 26 hp (19 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA8L (D3/4E)Facelift 20074.2 BiTDI V8
650 Nm
479 lb-ft
SubaruWRX STI Sedan2.5
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA8L (D3/4E)Facelift 20074.2 BiTDI V8
1,995 kg
4,398 lb
SubaruWRX STI Sedan2.5
1,525 kg
3,362 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 (D3/4E)Facelift 20074.2 BiTDI V8
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
SubaruWRX STI Sedan2.5
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 (D3/4E)Facelift 20074.2 BiTDI V86.1 s
SubaruWRX STI Sedan2.56.0 s

Although AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI V8 has more power, Subaru WRX STI Sedan 2.5 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Subaru WRX STI Sedan 2.5 and AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI V8: 0.1 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 (D3/4E)Facelift 20074.2 BiTDI V8
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
SubaruWRX STI Sedan2.5
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

The biggest fuel consumption difference is between AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI V8 and Subaru WRX STI Sedan 2.5: 1.2 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 (D3/4E)Facelift 20074.2 BiTDI V8
163 hp/t
122 kW/t
6.1 kg/hp
SubaruWRX STI Sedan2.5
197 hp/t
147 kW/t
5.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA8L (D3/4E)Facelift 20074.2 BiTDI V8
957 km
595 mi
SubaruWRX STI Sedan2.5
566 km
352 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA8L (D3/4E)Facelift 20074.2 BiTDI V8
326 hp
243 kW
6.1 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
SubaruWRX STI Sedan2.5
300 hp
224 kW
6.0 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 (D3/4E)Facelift 20074.2 BiTDI V8
Power
326 hp
243 kW
0-100 km/h6.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
5,192 mm
204.4 in
Height
1,455 mm
57.3 in
SubaruWRX STI Sedan2.5
Power
300 hp
224 kW
0-100 km/h6.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
368 L
13.0 cu ft
Length
4,580 mm
180.3 in
Height
1,470 mm
57.9 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 (D3/4E)Facelift 20074.2 BiTDI V8
Power
326 hp
243 kW
0-100 km/h6.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
SubaruWRX STI Sedan2.5
Power
300 hp
224 kW
0-100 km/h6.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI 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 (D3/4E)Facelift 20074.2 BiTDI V8
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
6.1 s
SubaruWRX STI Sedan2.5
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
6.0 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 (D3/4E)Facelift 20074.2 BiTDI V8
163 hp/t
122 kW/t
6.1 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
SubaruWRX STI Sedan2.5
197 hp/t
147 kW/t
5.1 kg/hp
10.6 L/100 km
22.2 mpg US
26.6 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA8L (D3/4E)Facelift 20074.2 BiTDI V8SubaruWRX STI Sedan2.5
Power
326 hp
243 kW
300 hp
224 kW
Torque
650 Nm
479 lb-ft
350 Nm
258 lb-ft
Acceleration
6.1 s
6.0 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,995 kg
4,398 lb
1,525 kg
3,362 lb
Fuel consumption
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
10.6 L/100 km
22.2 mpg US
26.6 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
5,192 mm
204.4 in
Height
1,455 mm
57.3 in
Doors/seats
4 doors
5 seats
Trunk
368 L
13.0 cu ft
Length
4,580 mm
180.3 in
Height
1,470 mm
57.9 in
Range score
957 km
595 mi
566 km
352 mi
Trunk score
500 L
17.7 cu ft
368 L
13.0 cu ft
Power-to-weight score
163 hp/t
122 kW/t
6.1 kg/hp
197 hp/t
147 kW/t
5.1 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 (D3/4E) Facelift 2007 4.2 BiTDI V8Subaru WRX STI Sedan 2.5
Consumption9.4 L/100 km25 mpg US30.1 mpg UK10.6 L/100 km22.2 mpg US26.6 mpg UK
Cost / 100 km16.45 LC100 km18.55 LC100 km
Cost / 100 mi26.47 LC100 mi29.85 LC100 mi
Annual fuel used1,410 L372 US gal310 UK gal1,590 L420 US gal350 UK gal
Annual fuel cost2,468 LC/year2,783 LC/year

Head-to-head comparisons

AUDI A8L (D3/4E) Facelift 2007 4.2 BiTDI V8

  • Has 26 hp more
  • Has 300 Nm more
  • Has 5 km/h (3 mph) higher top speed
  • Uses 1.2 L/100 km less fuel
  • Has 391 km (243 mi) more estimated range
  • Has 132 L more trunk volume

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Heaviest

Subaru WRX STI Sedan 2.5

  • Is 470 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Has 33 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A8L (D3/4E) 4.2 BiTDI V8
Subaru WRX STI Sedan 2.5
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2 vehicles selected

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AUDI A8L (D3/4E) · Facelift 2007 4.2 BiTDI V8 vs Subaru WRX STI Sedan 2.5 - car comparison - FastVsFaster