Car comparison

AUDI R8 Coupe (42) GT 5.2 V10vsPorsche 911 (991) Turbo S 3.8

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

New comparison

AUDI R8 Coupe (42)

GT 5.2 V10

560 hp5204 ccGasolineAWDAutomaticNaturally aspiratedCoupe2011-2012
VS

Porsche 911 (991)

Turbo S 3.8

560 hp3800 ccGasolineAWDDual-clutchTwin-turboCoupe2013-2016

Comparison overview

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

Best choices

Porsche 911 (991) Turbo S 3.8

  • Quickest 0-100 km/h
    3.1 s
  • Highest torque
    700 Nm
    516 lb-ft
  • Lowest combined fuel consumption
    9.7 L/100 km
    24.2 mpg US
    29.1 mpg UK
  • Lowest city consumption
    13.2 L/100 km
    17.8 mpg US
    21.4 mpg UK
  • Lowest highway consumption
    7.7 L/100 km
    30.5 mpg US
    36.7 mpg UK
  • Lowest CO2 emissions
    227 g/km
  • Best estimated range
    701 km
    436 mi
  • Largest trunk
    375 L
  • Best overall score
    79/100
  • Best performance score
    93/100
  • Best economy score
    81/100
  • Best practicality score
    50/100

AUDI R8 Coupe (42) GT 5.2 V10

  • Fastest top speed
    320 km/h
    199 mph
  • Most powerful
    560 hp
    418 kW
  • Lightest
    1,525 kg
    3,362 lb
  • Best power-to-weight
    367 hp/t
    274 kW/t
    2.7 kg/hp

Specification comparison

Specification comparison
ModelAUDIR8 Coupe (42)GT 5.2 V10Porsche911 (991)Turbo S 3.8
Power
560hp418kW
560hp418kW
Torque
540Nm398lb-ft
700Nm516lb-ft
Curb weight
1,525kg3,362lb
1,605kg3,538lb
Gross weight
1,825kg4,023lb
1,990kg4,387lb
Top speed
320 km/h
199 mph
318 km/h
198 mph
To 99% top speed
53.6s99% target: 317 km/h / 197 mph
Calculated
44.5s99% target: 315 km/h / 196 mph
Calculated
0-100 km/h
3.6s
3.1s
0-200 km/h
10.1s
Calculated
8.7s
Calculated
0-60 mph
3.4s
Calculated
3.0s
Calculated
Fuel consumption
13.9L/100 km16.9mpg US20.3mpg UK
9.7L/100 km24.2mpg US29.1mpg UK
Fuel consumption city
21L/100 km11.2mpg US13.5mpg UK
13.2L/100 km17.8mpg US21.4mpg UK
Fuel consumption highway
9.9L/100 km23.8mpg US28.5mpg UK
7.7L/100 km30.5mpg US36.7mpg UK
Quarter mile
11.3s
Calculated
10.6s
Calculated
Power-to-weight
367hp/t274kW/t167hp/1000 lb
Calculated
349hp/t260kW/t158hp/1000 lb
Calculated
Torque-to-weight
354Nm/t237lb-ft/ton
Calculated
436Nm/t292lb-ft/ton
Calculated
Estimated range
647km402mi
Calculated
701km436mi
Calculated
Displacement
5,204cc318cu in
3,800cc232cu in
Length
4,434mm175in
4,506mm177in
Width
1,930mm76in
1,880mm74in
Height
1,252mm49in
1,296mm51in
Wheelbase
2,650mm104in
2,450mm96in
Front track
1,644mm65in
1,539mm61in
Rear track
1,605mm63in
1,590mm63in
Trunk volume
100L
375L
Max trunk volume
190L
-
Doors
2
2
Seats
2
4
Fuel tank
90L
68L
CO2 emissions
323g/km
227g/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 R8 Coupe (42) GT 5.2 V10Porsche 911 (991) Turbo S 3.8PowerTorque
  • AUDI R8 Coupe (42) GT 5.2 V10: Power / Torque
  • Porsche 911 (991) Turbo S 3.8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIR8 Coupe (42)GT 5.2 V108,000 rpm6,500 rpm8,700 rpm
Porsche911 (991)Turbo S 3.86,500-6,750 rpm2,100-4,250 rpm7,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIR8 Coupe (42)GT 5.2 V10Porsche911 (991)Turbo S 3.8
Acceleration checkpoints
0-60 mph
0-97 km/h
3.4 s
3.0 s
0-100 km/h
0-62 mph
3.6 s
3.1 s
0-200 km/h
0-124 mph
10.1 s
8.7 s
Top speed
320 km/h
199 mph
318 km/h
198 mph
Drag race simulation
60 ft
18 m
2.0 s
1.9 s
330 ft
101 m
5.0 s
4.7 s
1/8 mile
201 m
7.5 s
7.0 s
1000 ft
305 m
9.5 s
9.0 s
1/4 mile
402 m
11.3 s
10.6 s
Trap speed
1/4 mile
402 m
212 km/h
131 mph
222 km/h
138 mph

Power comparison

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

Chart data table
VehicleValue
AUDIR8 Coupe (42)GT 5.2 V10
560 hp
418 kW
Porsche911 (991)Turbo S 3.8
560 hp
418 kW

Torque comparison

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

Chart data table
VehicleValue
AUDIR8 Coupe (42)GT 5.2 V10
540 Nm
398 lb-ft
Porsche911 (991)Turbo S 3.8
700 Nm
516 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIR8 Coupe (42)GT 5.2 V10
1,525 kg
3,362 lb
Porsche911 (991)Turbo S 3.8
1,605 kg
3,538 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIR8 Coupe (42)GT 5.2 V10
320 km/h
199 mph
Porsche911 (991)Turbo S 3.8
318 km/h
198 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIR8 Coupe (42)GT 5.2 V103.6 s
Porsche911 (991)Turbo S 3.83.1 s

The biggest 0-100 km/h difference is between Porsche 911 (991) Turbo S 3.8 and AUDI R8 Coupe (42) GT 5.2 V10: 0.5 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
AUDIR8 Coupe (42)GT 5.2 V10
13.9 L/100 km
16.9 mpg US
20.3 mpg UK
Porsche911 (991)Turbo S 3.8
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

The biggest fuel consumption difference is between Porsche 911 (991) Turbo S 3.8 and AUDI R8 Coupe (42) GT 5.2 V10: 4.2 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
AUDIR8 Coupe (42)GT 5.2 V10
367 hp/t
274 kW/t
2.7 kg/hp
Porsche911 (991)Turbo S 3.8
349 hp/t
260 kW/t
2.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIR8 Coupe (42)GT 5.2 V10
647 km
402 mi
Porsche911 (991)Turbo S 3.8
701 km
436 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIR8 Coupe (42)GT 5.2 V10
560 hp
418 kW
3.6 s
320 km/h
199 mph
Porsche911 (991)Turbo S 3.8
560 hp
418 kW
3.1 s
318 km/h
198 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
AUDIR8 Coupe (42)GT 5.2 V10
Power
560 hp
418 kW
0-100 km/h3.6 s
Top speed
320 km/h
199 mph
Doors/seats
2 doors
2 seats
Trunk
100 L
3.5 cu ft
Length
4,434 mm
174.6 in
Height
1,252 mm
49.3 in
Porsche911 (991)Turbo S 3.8
Power
560 hp
418 kW
0-100 km/h3.1 s
Top speed
318 km/h
198 mph
Doors/seats
2 doors
4 seats
Trunk
375 L
13.2 cu ft
Length
4,506 mm
177.4 in
Height
1,296 mm
51.0 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
AUDIR8 Coupe (42)GT 5.2 V10
Power
560 hp
418 kW
0-100 km/h3.6 s
Top speed
320 km/h
199 mph
13.9 L/100 km
16.9 mpg US
20.3 mpg UK
Porsche911 (991)Turbo S 3.8
Power
560 hp
418 kW
0-100 km/h3.1 s
Top speed
318 km/h
198 mph
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

Porsche 911 (991) Turbo S 3.8 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
AUDIR8 Coupe (42)GT 5.2 V10
13.9 L/100 km
16.9 mpg US
20.3 mpg UK
3.6 s
Porsche911 (991)Turbo S 3.8
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
3.1 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
AUDIR8 Coupe (42)GT 5.2 V10
367 hp/t
274 kW/t
2.7 kg/hp
13.9 L/100 km
16.9 mpg US
20.3 mpg UK
Porsche911 (991)Turbo S 3.8
349 hp/t
260 kW/t
2.9 kg/hp
9.7 L/100 km
24.2 mpg US
29.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIR8 Coupe (42)GT 5.2 V10Porsche911 (991)Turbo S 3.8
Power
560 hp
418 kW
560 hp
418 kW
Torque
540 Nm
398 lb-ft
700 Nm
516 lb-ft
Acceleration
3.6 s
3.1 s
Top speed
320 km/h
199 mph
318 km/h
198 mph
Lightness
1,525 kg
3,362 lb
1,605 kg
3,538 lb
Fuel consumption
13.9 L/100 km
16.9 mpg US
20.3 mpg UK
9.7 L/100 km
24.2 mpg US
29.1 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
100 L
3.5 cu ft
Length
4,434 mm
174.6 in
Height
1,252 mm
49.3 in
Doors/seats
2 doors
4 seats
Trunk
375 L
13.2 cu ft
Length
4,506 mm
177.4 in
Height
1,296 mm
51.0 in
Range score
647 km
402 mi
701 km
436 mi
CO2 score
323 g/km
227 g/km
Trunk score
100 L
3.5 cu ft
375 L
13.2 cu ft
Power-to-weight score
367 hp/t
274 kW/t
2.7 kg/hp
349 hp/t
260 kW/t
2.9 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 R8 Coupe (42) GT 5.2 V10Porsche 911 (991) Turbo S 3.8
Consumption13.9 L/100 km16.9 mpg US20.3 mpg UK9.7 L/100 km24.2 mpg US29.1 mpg UK
Cost / 100 km24.33 LC100 km16.97 LC100 km
Cost / 100 mi39.15 LC100 mi27.32 LC100 mi
Annual fuel used2,085 L551 US gal459 UK gal1,455 L384 US gal320 UK gal
Annual fuel cost3,649 LC/year2,546 LC/year

Head-to-head comparisons

AUDI R8 Coupe (42) GT 5.2 V10

  • Is 80 kg lighter
  • Has 2 km/h (1 mph) higher top speed
  • Has 18 hp/t better power-to-weight

Pros

  • Highest top speed
  • Most powerful
  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Smallest trunk
  • Highest CO2 emissions

Porsche 911 (991) Turbo S 3.8

  • Has 160 Nm more
  • Is 0.5 s quicker from 0-100 km/h
  • Uses 4.2 L/100 km less fuel
  • Has 54 km (33 mi) more estimated range
  • Has 275 L more trunk volume
  • Emits 96 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI R8 Coupe (42) GT 5.2 V10
Porsche 911 (991) Turbo S 3.8
Compare selected cars
2 vehicles selected

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