Car comparison

Porsche Boxster (987) S 3.4vsAUDI TT Roadster (8J) 3.2i V6 24V

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

New comparison

Porsche Boxster (987)

S 3.4

295 hp3387 ccGasolineRWDAutomaticNaturally aspiratedRoadster2006-2009
VS

AUDI TT Roadster (8J)

3.2i V6 24V

250 hp3189 ccGasolineAWDManualNaturally aspiratedRoadster2006-2010

Comparison overview

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

Best choices

Porsche Boxster (987) S 3.4

  • Quickest 0-100 km/h
    6.1 s
  • Fastest top speed
    264 km/h
    164 mph
  • Most powerful
    295 hp
    220 kW
  • Highest torque
    340 Nm
    251 lb-ft
  • Lightest
    1,395 kg
    3,075 lb
  • Best power-to-weight
    211 hp/t
    158 kW/t
    4.7 kg/hp
  • Best estimated range
    582 km
    362 mi
  • Best overall score
    52/100
  • Best performance score
    64/100

AUDI TT Roadster (8J) 3.2i V6 24V

  • Lowest combined fuel consumption
    10.4 L/100 km
    22.6 mpg US
    27.2 mpg UK
  • Lowest city consumption
    14.8 L/100 km
    15.9 mpg US
    19.1 mpg UK
  • Lowest highway consumption
    7.8 L/100 km
    30.2 mpg US
    36.2 mpg UK
  • Lowest CO2 emissions
    250 g/km
  • Largest trunk
    250 L
  • Best economy score
    79/100
  • Best practicality score
    30/100

Specification comparison

Specification comparison
ModelPorscheBoxster (987)S 3.4AUDITT Roadster (8J)3.2i V6 24V
Power
295hp220kW
250hp186kW
Torque
340Nm251lb-ft
320Nm236lb-ft
Curb weight
1,395kg3,075lb
1,470kg3,241lb
Gross weight
1,670kg3,682lb
1,790kg3,946lb
Top speed
264 km/h
164 mph
250 km/h
155 mph
To 99% top speed
86.3s99% target: 261 km/h / 162 mph
Calculated
78.8s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
6.1s
6.1s
0-200 km/h
21.8s
23.2s
Calculated
0-60 mph
5.8s
Calculated
5.8s
Calculated
Fuel consumption
11L/100 km21.4mpg US25.7mpg UK
10.4L/100 km22.6mpg US27.2mpg UK
Fuel consumption city
16.3L/100 km14.4mpg US17.3mpg UK
14.8L/100 km15.9mpg US19.1mpg UK
Fuel consumption highway
7.9L/100 km29.8mpg US35.8mpg UK
7.8L/100 km30.2mpg US36.2mpg UK
Quarter mile
14.2s
Calculated
14.2s
Calculated
Power-to-weight
211hp/t158kW/t96hp/1000 lb
Calculated
170hp/t127kW/t77hp/1000 lb
Calculated
Torque-to-weight
244Nm/t163lb-ft/ton
Calculated
218Nm/t146lb-ft/ton
Calculated
Estimated range
582km362mi
Calculated
577km358mi
Calculated
Displacement
3,387cc207cu in
3,189cc195cu in
Length
4,329mm170in
4,178mm164in
Width
1,801mm71in
1,842mm73in
Height
1,292mm51in
1,358mm53in
Wheelbase
2,415mm95in
2,468mm97in
Front track
1,486mm59in
1,572mm62in
Rear track
1,528mm60in
1,558mm61in
Ground clearance
121mm5in
-
Trunk volume
130L
250L
Doors
2
2
Seats
2
2
Fuel tank
64L
60L
CO2 emissions
262g/km
250g/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) S 3.4AUDI TT Roadster (8J) 3.2i V6 24VPowerTorque
  • Porsche Boxster (987) S 3.4: Power / Torque
  • AUDI TT Roadster (8J) 3.2i V6 24V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheBoxster (987)S 3.46,250 rpm4,400-6,000 rpm7,300 rpm
AUDITT Roadster (8J)3.2i V6 24V6,300 rpm2,800-3,200 rpm6,550 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheBoxster (987)S 3.4AUDITT Roadster (8J)3.2i V6 24V
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
5.8 s
0-100 km/h
0-62 mph
6.1 s
6.1 s
0-200 km/h
0-124 mph
21.8 s
23.2 s
Top speed
264 km/h
164 mph
250 km/h
155 mph
Drag race simulation
60 ft
18 m
2.4 s
2.3 s
330 ft
101 m
6.2 s
6.2 s
1/8 mile
201 m
9.3 s
9.3 s
1000 ft
305 m
11.9 s
12.0 s
1/4 mile
402 m
14.2 s
14.2 s
Trap speed
1/4 mile
402 m
165 km/h
102 mph
163 km/h
101 mph

Power comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)S 3.4
295 hp
220 kW
AUDITT Roadster (8J)3.2i V6 24V
250 hp
186 kW

Porsche Boxster (987) S 3.4 has 45 hp more than AUDI TT Roadster (8J) 3.2i V6 24V.

The biggest power difference is between AUDI TT Roadster (8J) 3.2i V6 24V and Porsche Boxster (987) S 3.4: 45 hp (34 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)S 3.4
340 Nm
251 lb-ft
AUDITT Roadster (8J)3.2i V6 24V
320 Nm
236 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)S 3.4
1,395 kg
3,075 lb
AUDITT Roadster (8J)3.2i V6 24V
1,470 kg
3,241 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)S 3.4
264 km/h
164 mph
AUDITT Roadster (8J)3.2i V6 24V
250 km/h
155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)S 3.46.1 s
AUDITT Roadster (8J)3.2i V6 24V6.1 s

Fuel consumption comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)S 3.4
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
AUDITT Roadster (8J)3.2i V6 24V
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

The biggest fuel consumption difference is between AUDI TT Roadster (8J) 3.2i V6 24V and Porsche Boxster (987) S 3.4: 0.6 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
PorscheBoxster (987)S 3.4
211 hp/t
158 kW/t
4.7 kg/hp
AUDITT Roadster (8J)3.2i V6 24V
170 hp/t
127 kW/t
5.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)S 3.4
582 km
362 mi
AUDITT Roadster (8J)3.2i V6 24V
577 km
358 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheBoxster (987)S 3.4
295 hp
220 kW
6.1 s
264 km/h
164 mph
AUDITT Roadster (8J)3.2i V6 24V
250 hp
186 kW
6.1 s
250 km/h
155 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)S 3.4
Power
295 hp
220 kW
0-100 km/h6.1 s
Top speed
264 km/h
164 mph
Doors/seats
2 doors
2 seats
Trunk
130 L
4.6 cu ft
Length
4,329 mm
170.4 in
Height
1,292 mm
50.9 in
AUDITT Roadster (8J)3.2i V6 24V
Power
250 hp
186 kW
0-100 km/h6.1 s
Top speed
250 km/h
155 mph
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
4,178 mm
164.5 in
Height
1,358 mm
53.5 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
PorscheBoxster (987)S 3.4
Power
295 hp
220 kW
0-100 km/h6.1 s
Top speed
264 km/h
164 mph
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
AUDITT Roadster (8J)3.2i V6 24V
Power
250 hp
186 kW
0-100 km/h6.1 s
Top speed
250 km/h
155 mph
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

Porsche Boxster (987) S 3.4 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)S 3.4
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
6.1 s
AUDITT Roadster (8J)3.2i V6 24V
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
6.1 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
PorscheBoxster (987)S 3.4
211 hp/t
158 kW/t
4.7 kg/hp
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
AUDITT Roadster (8J)3.2i V6 24V
170 hp/t
127 kW/t
5.9 kg/hp
10.4 L/100 km
22.6 mpg US
27.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheBoxster (987)S 3.4AUDITT Roadster (8J)3.2i V6 24V
Power
295 hp
220 kW
250 hp
186 kW
Torque
340 Nm
251 lb-ft
320 Nm
236 lb-ft
Acceleration
6.1 s
6.1 s
Top speed
264 km/h
164 mph
250 km/h
155 mph
Lightness
1,395 kg
3,075 lb
1,470 kg
3,241 lb
Fuel consumption
11.0 L/100 km
21.4 mpg US
25.7 mpg UK
10.4 L/100 km
22.6 mpg US
27.2 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
130 L
4.6 cu ft
Length
4,329 mm
170.4 in
Height
1,292 mm
50.9 in
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
4,178 mm
164.5 in
Height
1,358 mm
53.5 in
Range score
582 km
362 mi
577 km
358 mi
CO2 score
262 g/km
250 g/km
Trunk score
130 L
4.6 cu ft
250 L
8.8 cu ft
Power-to-weight score
211 hp/t
158 kW/t
4.7 kg/hp
170 hp/t
127 kW/t
5.9 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
VehiclePorsche Boxster (987) S 3.4AUDI TT Roadster (8J) 3.2i V6 24V
Consumption11 L/100 km21.4 mpg US25.7 mpg UK10.4 L/100 km22.6 mpg US27.2 mpg UK
Cost / 100 km19.25 LC100 km18.20 LC100 km
Cost / 100 mi30.98 LC100 mi29.29 LC100 mi
Annual fuel used1,650 L436 US gal363 UK gal1,560 L412 US gal343 UK gal
Annual fuel cost2,888 LC/year2,730 LC/year

Head-to-head comparisons

Porsche Boxster (987) S 3.4

  • Has 45 hp more
  • Has 20 Nm more
  • Is 75 kg lighter
  • Has 14 km/h (9 mph) higher top speed
  • Has 41 hp/t better power-to-weight
  • Has 5 km (3 mi) more estimated range

Pros

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

Cons

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

AUDI TT Roadster (8J) 3.2i V6 24V

  • Uses 0.6 L/100 km less fuel
  • Has 120 L more trunk volume
  • Emits 12 g/km less CO2

Pros

  • Lowest combined fuel consumption
  • Largest trunk

Cons

  • Lowest power
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Boxster (987) S 3.4
AUDI TT Roadster (8J) 3.2i V6 24V
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