Car comparison

Porsche Boxster (987) 2.7vsAUDI TT Roadster (8N) 1.8 T

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

New comparison

Porsche Boxster (987)

2.7

240 hp2687 ccGasolineRWDManualNaturally aspiratedRoadster2004-2006
VS

AUDI TT Roadster (8N)

1.8 T

225 hp1781 ccGasolineAWDManualTurbochargedRoadster1998-2000

Comparison overview

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

Best choices

Porsche Boxster (987) 2.7

  • Quickest 0-100 km/h
    6.2 s
  • Fastest top speed
    256 km/h
    159 mph
  • Most powerful
    240 hp
    179 kW
  • Lightest
    1,295 kg
    2,855 lb
  • Best power-to-weight
    185 hp/t
    138 kW/t
    5.4 kg/hp
  • Lowest highway consumption
    6.9 L/100 km
    34.1 mpg US
    40.9 mpg UK
  • Best estimated range
    667 km
    414 mi
  • Best overall score
    48/100
  • Best performance score
    59/100

AUDI TT Roadster (8N) 1.8 T

  • Highest torque
    280 Nm
    207 lb-ft
  • Lowest combined fuel consumption
    9.4 L/100 km
    25.0 mpg US
    30.1 mpg UK
  • Lowest city consumption
    12.6 L/100 km
    18.7 mpg US
    22.4 mpg UK
  • Lowest CO2 emissions
    226 g/km
  • Largest trunk
    180 L
  • Best economy score
    82/100
  • Best practicality score
    28/100

Specification comparison

Specification comparison
ModelPorscheBoxster (987)2.7AUDITT Roadster (8N)1.8 T
Power
240hp179kW
225hp168kW
Torque
270Nm199lb-ft
280Nm207lb-ft
Curb weight
1,295kg2,855lb
1,475kg3,252lb
Gross weight
1,610kg3,549lb
1,775kg3,913lb
Top speed
256 km/h
159 mph
243 km/h
151 mph
To 99% top speed
91.5s99% target: 253 km/h / 157 mph
Calculated
83.5s99% target: 241 km/h / 149 mph
Calculated
0-100 km/h
6.2s
6.4s
0-200 km/h
24.0s
26.1s
Calculated
0-60 mph
5.9s
Calculated
6.1s
Calculated
Fuel consumption
9.6L/100 km24.5mpg US29.4mpg UK
9.4L/100 km25mpg US30.1mpg UK
Fuel consumption city
13.9L/100 km16.9mpg US20.3mpg UK
12.6L/100 km18.7mpg US22.4mpg UK
Fuel consumption highway
6.9L/100 km34.1mpg US40.9mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
Quarter mile
14.3s
Calculated
14.5s
Calculated
Power-to-weight
185hp/t138kW/t84hp/1000 lb
Calculated
153hp/t114kW/t69hp/1000 lb
Calculated
Torque-to-weight
208Nm/t140lb-ft/ton
Calculated
190Nm/t127lb-ft/ton
Calculated
Estimated range
667km414mi
Calculated
660km410mi
Calculated
Displacement
2,687cc164cu in
1,781cc109cu in
Length
4,329mm170in
4,041mm159in
Width
1,801mm71in
1,764mm69in
Height
1,295mm51in
1,348mm53in
Wheelbase
2,415mm95in
2,429mm96in
Front track-
1,528mm60in
Rear track-
1,505mm59in
Ground clearance
121mm5in
-
Trunk volume
130L
180L
Doors
2
2
Seats
2
2
Fuel tank
64L
62L
CO2 emissions
229g/km
226g/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 Boxster (987) 2.7AUDI TT Roadster (8N) 1.8 TPowerTorque
  • Porsche Boxster (987) 2.7: Power / Torque
  • AUDI TT Roadster (8N) 1.8 T: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheBoxster (987)2.76,400 rpm4,700-6,000 rpm7,200 rpm
AUDITT Roadster (8N)1.8 T5,900 rpm2,200 rpm6,150 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheBoxster (987)2.7AUDITT Roadster (8N)1.8 T
Acceleration checkpoints
0-60 mph
0-97 km/h
5.9 s
6.1 s
0-100 km/h
0-62 mph
6.2 s
6.4 s
0-200 km/h
0-124 mph
24.0 s
26.1 s
Top speed
256 km/h
159 mph
243 km/h
151 mph
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
6.2 s
6.3 s
1/8 mile
201 m
9.3 s
9.5 s
1000 ft
305 m
12.0 s
12.2 s
1/4 mile
402 m
14.3 s
14.5 s
Trap speed
1/4 mile
402 m
161 km/h
100 mph
158 km/h
98 mph

Power comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)2.7
240 hp
179 kW
AUDITT Roadster (8N)1.8 T
225 hp
168 kW

Porsche Boxster (987) 2.7 has 15 hp more than AUDI TT Roadster (8N) 1.8 T.

The biggest power difference is between AUDI TT Roadster (8N) 1.8 T and Porsche Boxster (987) 2.7: 15 hp (11 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)2.7
270 Nm
199 lb-ft
AUDITT Roadster (8N)1.8 T
280 Nm
207 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)2.7
1,295 kg
2,855 lb
AUDITT Roadster (8N)1.8 T
1,475 kg
3,252 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)2.7
256 km/h
159 mph
AUDITT Roadster (8N)1.8 T
243 km/h
151 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)2.76.2 s
AUDITT Roadster (8N)1.8 T6.4 s

The biggest 0-100 km/h difference is between Porsche Boxster (987) 2.7 and AUDI TT Roadster (8N) 1.8 T: 0.2 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)2.7
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDITT Roadster (8N)1.8 T
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)2.7
185 hp/t
138 kW/t
5.4 kg/hp
AUDITT Roadster (8N)1.8 T
153 hp/t
114 kW/t
6.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)2.7
667 km
414 mi
AUDITT Roadster (8N)1.8 T
660 km
410 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheBoxster (987)2.7
240 hp
179 kW
6.2 s
256 km/h
159 mph
AUDITT Roadster (8N)1.8 T
225 hp
168 kW
6.4 s
243 km/h
151 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
PorscheBoxster (987)2.7
Power
240 hp
179 kW
0-100 km/h6.2 s
Top speed
256 km/h
159 mph
Doors/seats
2 doors
2 seats
Trunk
130 L
4.6 cu ft
Length
4,329 mm
170.4 in
Height
1,295 mm
51.0 in
AUDITT Roadster (8N)1.8 T
Power
225 hp
168 kW
0-100 km/h6.4 s
Top speed
243 km/h
151 mph
Doors/seats
2 doors
2 seats
Trunk
180 L
6.4 cu ft
Length
4,041 mm
159.1 in
Height
1,348 mm
53.1 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
PorscheBoxster (987)2.7
Power
240 hp
179 kW
0-100 km/h6.2 s
Top speed
256 km/h
159 mph
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDITT Roadster (8N)1.8 T
Power
225 hp
168 kW
0-100 km/h6.4 s
Top speed
243 km/h
151 mph
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

Porsche Boxster (987) 2.7 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
PorscheBoxster (987)2.7
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
6.2 s
AUDITT Roadster (8N)1.8 T
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
6.4 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
PorscheBoxster (987)2.7
185 hp/t
138 kW/t
5.4 kg/hp
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
AUDITT Roadster (8N)1.8 T
153 hp/t
114 kW/t
6.6 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheBoxster (987)2.7AUDITT Roadster (8N)1.8 T
Power
240 hp
179 kW
225 hp
168 kW
Torque
270 Nm
199 lb-ft
280 Nm
207 lb-ft
Acceleration
6.2 s
6.4 s
Top speed
256 km/h
159 mph
243 km/h
151 mph
Lightness
1,295 kg
2,855 lb
1,475 kg
3,252 lb
Fuel consumption
9.6 L/100 km
24.5 mpg US
29.4 mpg UK
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
130 L
4.6 cu ft
Length
4,329 mm
170.4 in
Height
1,295 mm
51.0 in
Doors/seats
2 doors
2 seats
Trunk
180 L
6.4 cu ft
Length
4,041 mm
159.1 in
Height
1,348 mm
53.1 in
Range score
667 km
414 mi
660 km
410 mi
CO2 score
229 g/km
226 g/km
Trunk score
130 L
4.6 cu ft
180 L
6.4 cu ft
Power-to-weight score
185 hp/t
138 kW/t
5.4 kg/hp
153 hp/t
114 kW/t
6.6 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 Boxster (987) 2.7AUDI TT Roadster (8N) 1.8 T
Consumption9.6 L/100 km24.5 mpg US29.4 mpg UK9.4 L/100 km25 mpg US30.1 mpg UK
Cost / 100 km16.80 LC100 km16.45 LC100 km
Cost / 100 mi27.04 LC100 mi26.47 LC100 mi
Annual fuel used1,440 L380 US gal317 UK gal1,410 L372 US gal310 UK gal
Annual fuel cost2,520 LC/year2,468 LC/year

Head-to-head comparisons

Porsche Boxster (987) 2.7

  • Has 15 hp more
  • Is 180 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 13 km/h (8 mph) higher top speed
  • Has 33 hp/t better power-to-weight
  • Has 7 km (4 mi) more estimated range

Pros

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

Cons

  • Highest combined fuel consumption
  • Smallest trunk
  • Highest CO2 emissions

AUDI TT Roadster (8N) 1.8 T

  • Has 10 Nm more
  • Uses 0.2 L/100 km less fuel
  • Has 50 L more trunk volume
  • Emits 3 g/km less CO2

Pros

  • Highest torque
  • Lowest combined fuel consumption
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Boxster (987) 2.7
AUDI TT Roadster (8N) 1.8 T
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