Car comparison

Porsche 718 Spyder (982) 4.0vsAUDI TT RS Roadster (8S) 2.5 TFSI

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

New comparison

Porsche 718 Spyder (982)

4.0

420 hp3995 ccGasolineRWDDual-clutchNaturally aspiratedCabriolet / convertible2020-present
VS

AUDI TT RS Roadster (8S)

2.5 TFSI

400 hp2480 ccGasolineAWDAutomaticTurbochargedCabriolet / convertible2016-2018

Comparison overview

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

Best choices

AUDI TT RS Roadster (8S) 2.5 TFSI

  • Highest torque
    480 Nm
    354 lb-ft
  • Lowest combined fuel consumption
    8.5 L/100 km
    27.7 mpg US
    33.2 mpg UK
  • Lowest city consumption
    11.4 L/100 km
    20.6 mpg US
    24.8 mpg UK
  • Lowest highway consumption
    6.8 L/100 km
    34.6 mpg US
    41.5 mpg UK
  • Best estimated range
    647 km
    402 mi
  • Largest trunk
    280 L
  • Best economy score
    84/100
  • Best practicality score
    34/100

Porsche 718 Spyder (982) 4.0

  • Quickest 0-100 km/h
    3.9 s
  • Fastest top speed
    310 km/h
    193 mph Unrestricted
    300 km/h
    186 mph Restricted
  • Most powerful
    420 hp
    313 kW
  • Lightest
    1,450 kg
    3,197 lb
  • Best power-to-weight
    290 hp/t
    216 kW/t
    3.5 kg/hp
  • Best overall score
    64/100
  • Best performance score
    81/100

Specification comparison

Specification comparison
ModelPorsche718 Spyder (982)4.0AUDITT RS Roadster (8S)2.5 TFSI
Power
420hp313kW
400hp298kW
Torque
430Nm317lb-ft
480Nm354lb-ft
Curb weight
1,450kg3,197lb
1,530kg3,373lb
Gross weight
1,750kg3,858lb
1,850kg4,079lb
Top speed
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
87.9s99% target: 307 km/h / 191 mph
Calculated
49.5s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
3.9s
3.9s
0-200 km/h
13.4s
13.6s
Calculated
0-60 mph
3.7s
Calculated
3.7s
Calculated
Fuel consumption
10.2L/100 km23.1mpg US27.7mpg UK
8.5L/100 km27.7mpg US33.2mpg UK
Fuel consumption city
13.7L/100 km17.2mpg US20.6mpg UK
11.4L/100 km20.6mpg US24.8mpg UK
Fuel consumption highway
8.1L/100 km29mpg US34.9mpg UK
6.8L/100 km34.6mpg US41.5mpg UK
Quarter mile
12.0s
Calculated
12.0s
Calculated
Power-to-weight
290hp/t216kW/t131hp/1000 lb
Calculated
261hp/t195kW/t119hp/1000 lb
Calculated
Torque-to-weight
297Nm/t198lb-ft/ton
Calculated
314Nm/t210lb-ft/ton
Calculated
Estimated range
627km390mi
Calculated
647km402mi
Calculated
Displacement
3,995cc244cu in
2,480cc151cu in
Length
4,430mm174in
4,191mm165in
Width
1,801mm71in
1,832mm72in
Height
1,258mm50in
1,346mm53in
Wheelbase
2,484mm98in
2,505mm99in
Front track
1,538mm61in
1,564mm62in
Rear track
1,534mm60in
1,543mm61in
Trunk volume
120L
280L
Doors
2
2
Seats
2
2
Fuel tank
64L
55L
CO2 emissions-
194g/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.

Porsche 718 Spyder (982) 4.0AUDI TT RS Roadster (8S) 2.5 TFSIPowerTorque
  • Porsche 718 Spyder (982) 4.0: Power / Torque
  • AUDI TT RS Roadster (8S) 2.5 TFSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche718 Spyder (982)4.07,600 rpm5,500 rpm8,000 rpm
AUDITT RS Roadster (8S)2.5 TFSI5,850-7,000 rpm1,700-5,850 rpm7,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche718 Spyder (982)4.0AUDITT RS Roadster (8S)2.5 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
3.7 s
3.7 s
0-100 km/h
0-62 mph
3.9 s
3.9 s
0-200 km/h
0-124 mph
13.4 s
13.6 s
Top speed
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
1.9 s
2.0 s
330 ft
101 m
5.1 s
5.2 s
1/8 mile
201 m
7.8 s
7.8 s
1000 ft
305 m
10.1 s
10.1 s
1/4 mile
402 m
12.0 s
12.0 s
Trap speed
1/4 mile
402 m
190 km/h
118 mph
190 km/h
118 mph

Power comparison

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

Chart data table
VehicleValue
Porsche718 Spyder (982)4.0
420 hp
313 kW
AUDITT RS Roadster (8S)2.5 TFSI
400 hp
298 kW

Porsche 718 Spyder (982) 4.0 has 20 hp more than AUDI TT RS Roadster (8S) 2.5 TFSI.

The biggest power difference is between AUDI TT RS Roadster (8S) 2.5 TFSI and Porsche 718 Spyder (982) 4.0: 20 hp (15 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche718 Spyder (982)4.0
430 Nm
317 lb-ft
AUDITT RS Roadster (8S)2.5 TFSI
480 Nm
354 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche718 Spyder (982)4.0
1,450 kg
3,197 lb
AUDITT RS Roadster (8S)2.5 TFSI
1,530 kg
3,373 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Porsche718 Spyder (982)4.0
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
AUDITT RS Roadster (8S)2.5 TFSI
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
Porsche718 Spyder (982)4.03.9 s
AUDITT RS Roadster (8S)2.5 TFSI3.9 s

Fuel consumption comparison

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

Chart data table
VehicleValue
Porsche718 Spyder (982)4.0
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
AUDITT RS Roadster (8S)2.5 TFSI
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

The biggest fuel consumption difference is between AUDI TT RS Roadster (8S) 2.5 TFSI and Porsche 718 Spyder (982) 4.0: 1.7 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
Porsche718 Spyder (982)4.0
290 hp/t
216 kW/t
3.5 kg/hp
AUDITT RS Roadster (8S)2.5 TFSI
261 hp/t
195 kW/t
3.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche718 Spyder (982)4.0
627 km
390 mi
AUDITT RS Roadster (8S)2.5 TFSI
647 km
402 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche718 Spyder (982)4.0
420 hp
313 kW
3.9 s
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
AUDITT RS Roadster (8S)2.5 TFSI
400 hp
298 kW
3.9 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
Porsche718 Spyder (982)4.0
Power
420 hp
313 kW
0-100 km/h3.9 s
Top speed
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
Doors/seats
2 doors
2 seats
Trunk
120 L
4.2 cu ft
Length
4,430 mm
174.4 in
Height
1,258 mm
49.5 in
AUDITT RS Roadster (8S)2.5 TFSI
Power
400 hp
298 kW
0-100 km/h3.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
2 seats
Trunk
280 L
9.9 cu ft
Length
4,191 mm
165.0 in
Height
1,346 mm
53.0 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
Porsche718 Spyder (982)4.0
Power
420 hp
313 kW
0-100 km/h3.9 s
Top speed
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
AUDITT RS Roadster (8S)2.5 TFSI
Power
400 hp
298 kW
0-100 km/h3.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

Porsche 718 Spyder (982) 4.0 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
Porsche718 Spyder (982)4.0
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
3.9 s
AUDITT RS Roadster (8S)2.5 TFSI
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
3.9 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
Porsche718 Spyder (982)4.0
290 hp/t
216 kW/t
3.5 kg/hp
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
AUDITT RS Roadster (8S)2.5 TFSI
261 hp/t
195 kW/t
3.8 kg/hp
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche718 Spyder (982)4.0AUDITT RS Roadster (8S)2.5 TFSI
Power
420 hp
313 kW
400 hp
298 kW
Torque
430 Nm
317 lb-ft
480 Nm
354 lb-ft
Acceleration
3.9 s
3.9 s
Top speed
Unrestricted
310 km/h193 mph
Restricted
300 km/h186 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,450 kg
3,197 lb
1,530 kg
3,373 lb
Fuel consumption
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
120 L
4.2 cu ft
Length
4,430 mm
174.4 in
Height
1,258 mm
49.5 in
Doors/seats
2 doors
2 seats
Trunk
280 L
9.9 cu ft
Length
4,191 mm
165.0 in
Height
1,346 mm
53.0 in
Range score
627 km
390 mi
647 km
402 mi
CO2 score
-
194 g/km
Trunk score
120 L
4.2 cu ft
280 L
9.9 cu ft
Power-to-weight score
290 hp/t
216 kW/t
3.5 kg/hp
261 hp/t
195 kW/t
3.8 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
VehiclePorsche 718 Spyder (982) 4.0AUDI TT RS Roadster (8S) 2.5 TFSI
Consumption10.2 L/100 km23.1 mpg US27.7 mpg UK8.5 L/100 km27.7 mpg US33.2 mpg UK
Cost / 100 km17.85 LC100 km14.88 LC100 km
Cost / 100 mi28.73 LC100 mi23.94 LC100 mi
Annual fuel used1,530 L404 US gal337 UK gal1,275 L337 US gal280 UK gal
Annual fuel cost2,678 LC/year2,231 LC/year

Head-to-head comparisons

Porsche 718 Spyder (982) 4.0

  • Has 20 hp more
  • Is 80 kg lighter
  • Has 50 km/h (31 mph) higher top speed
  • Has 28 hp/t better power-to-weight

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
  • Smallest trunk

AUDI TT RS Roadster (8S) 2.5 TFSI

  • Has 50 Nm more
  • Uses 1.7 L/100 km less fuel
  • Has 20 km (12 mi) more estimated range
  • Has 160 L more trunk volume

Pros

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

Cons

  • Lowest power
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 718 Spyder (982) 4.0
AUDI TT RS Roadster (8S) 2.5 TFSI
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