Car comparison

Porsche Boxster (987) · Facelift 2009 2.9vsAUDI TT Roadster (8J) · Facelift 2010 2.0 TFSI

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

New comparison

Porsche Boxster (987) · Facelift 2009

2.9

255 hp2893 ccGasolineRWDAutomaticNaturally aspiratedRoadster2009-2012
VS

AUDI TT Roadster (8J) · Facelift 2010

2.0 TFSI

211 hp1984 ccGasolineFWDAutomaticTurbochargedRoadster2010-2014

Comparison overview

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

Best choices

AUDI TT Roadster (8J) Facelift 2010 2.0 TFSI

  • Highest torque
    350 Nm
    258 lb-ft
  • Lightest
    1,320 kg
    2,910 lb
  • Lowest combined fuel consumption
    7.2 L/100 km
    32.7 mpg US
    39.2 mpg UK
  • Lowest city consumption
    10.0 L/100 km
    23.5 mpg US
    28.2 mpg UK
  • Lowest highway consumption
    5.6 L/100 km
    42.0 mpg US
    50.4 mpg UK
  • Lowest CO2 emissions
    168 g/km
  • Best estimated range
    764 km
    475 mi
  • Largest trunk
    250 L
  • Best economy score
    87/100
  • Best practicality score
    31/100

Porsche Boxster (987) Facelift 2009 2.9

  • Quickest 0-100 km/h
    5.8 s
  • Fastest top speed
    261 km/h
    162 mph
  • Most powerful
    255 hp
    190 kW
  • Best power-to-weight
    187 hp/t
    139 kW/t
    5.4 kg/hp
  • Best overall score
    50/100
  • Best performance score
    62/100

Specification comparison

Specification comparison
ModelPorscheBoxster (987)Facelift 20092.9AUDITT Roadster (8J)Facelift 20102.0 TFSI
Power
255hp190kW
211hp157kW
Torque
290Nm214lb-ft
350Nm258lb-ft
Curb weight
1,365kg3,009lb
1,320kg2,910lb
Gross weight
1,670kg3,682lb
1,640kg3,616lb
Top speed
261 km/h
162 mph
242 km/h
150 mph
To 99% top speed
89.6s99% target: 258 km/h / 161 mph
Calculated
75.1s99% target: 240 km/h / 149 mph
Calculated
0-100 km/h
5.8s
6.2s
0-200 km/h
22.1s
24.5s
Calculated
0-60 mph
5.5s
Calculated
5.9s
Calculated
Fuel consumption
9.1L/100 km25.8mpg US31.0mpg UK
7.2L/100 km32.7mpg US39.2mpg UK
Fuel consumption city
13.6L/100 km17.3mpg US20.8mpg UK
10L/100 km23.5mpg US28.2mpg UK
Fuel consumption highway
6.5L/100 km36.2mpg US43.5mpg UK
5.6L/100 km42mpg US50.4mpg UK
Quarter mile
13.9s
Calculated
14.3s
Calculated
Power-to-weight
187hp/t139kW/t85hp/1000 lb
Calculated
160hp/t119kW/t73hp/1000 lb
Calculated
Torque-to-weight
212Nm/t142lb-ft/ton
Calculated
265Nm/t177lb-ft/ton
Calculated
Estimated range
714km444mi
Calculated
764km475mi
Calculated
Displacement
2,893cc177cu in
1,984cc121cu in
Length
4,342mm171in
4,198mm165in
Width
1,801mm71in
1,842mm73in
Height
1,292mm51in
1,358mm53in
Wheelbase
2,415mm95in
2,468mm97in
Front track
1,490mm59in
1,572mm62in
Rear track
1,534mm60in
1,558mm61in
Ground clearance
127mm5in
-
Trunk volume
130L
250L
Max trunk volume-
700L
Doors
2
2
Seats
2
2
Fuel tank
65L
55L
CO2 emissions
214g/km
168g/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) Facelift 2009 2.9AUDI TT Roadster (8J) Facelift 2010 2.0 TFSIPowerTorque
  • Porsche Boxster (987) Facelift 2009 2.9: Power / Torque
  • AUDI TT Roadster (8J) Facelift 2010 2.0 TFSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
PorscheBoxster (987)Facelift 20092.97,200 rpm4,400-6,000 rpm7,500 rpm
AUDITT Roadster (8J)Facelift 20102.0 TFSI4,300-6,000 rpm1,600-4,200 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheBoxster (987)Facelift 20092.9AUDITT Roadster (8J)Facelift 20102.0 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
5.5 s
5.9 s
0-100 km/h
0-62 mph
5.8 s
6.2 s
0-200 km/h
0-124 mph
22.1 s
24.5 s
Top speed
261 km/h
162 mph
242 km/h
150 mph
Drag race simulation
60 ft
18 m
2.2 s
2.4 s
330 ft
101 m
6.0 s
6.2 s
1/8 mile
201 m
9.1 s
9.4 s
1000 ft
305 m
11.7 s
12.1 s
1/4 mile
402 m
13.9 s
14.3 s
Trap speed
1/4 mile
402 m
165 km/h
102 mph
161 km/h
100 mph

Power comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)Facelift 20092.9
255 hp
190 kW
AUDITT Roadster (8J)Facelift 20102.0 TFSI
211 hp
157 kW

Porsche Boxster (987) Facelift 2009 2.9 has 44 hp more than AUDI TT Roadster (8J) Facelift 2010 2.0 TFSI.

The biggest power difference is between AUDI TT Roadster (8J) Facelift 2010 2.0 TFSI and Porsche Boxster (987) Facelift 2009 2.9: 44 hp (33 kW).

Torque comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)Facelift 20092.9
290 Nm
214 lb-ft
AUDITT Roadster (8J)Facelift 20102.0 TFSI
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)Facelift 20092.9
1,365 kg
3,009 lb
AUDITT Roadster (8J)Facelift 20102.0 TFSI
1,320 kg
2,910 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)Facelift 20092.9
261 km/h
162 mph
AUDITT Roadster (8J)Facelift 20102.0 TFSI
242 km/h
150 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)Facelift 20092.95.8 s
AUDITT Roadster (8J)Facelift 20102.0 TFSI6.2 s

The biggest 0-100 km/h difference is between Porsche Boxster (987) Facelift 2009 2.9 and AUDI TT Roadster (8J) Facelift 2010 2.0 TFSI: 0.4 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)Facelift 20092.9
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
AUDITT Roadster (8J)Facelift 20102.0 TFSI
7.2 L/100 km
32.7 mpg US
39.2 mpg UK

The biggest fuel consumption difference is between AUDI TT Roadster (8J) Facelift 2010 2.0 TFSI and Porsche Boxster (987) Facelift 2009 2.9: 1.9 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)Facelift 20092.9
187 hp/t
139 kW/t
5.4 kg/hp
AUDITT Roadster (8J)Facelift 20102.0 TFSI
160 hp/t
119 kW/t
6.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)Facelift 20092.9
714 km
444 mi
AUDITT Roadster (8J)Facelift 20102.0 TFSI
764 km
475 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
PorscheBoxster (987)Facelift 20092.9
255 hp
190 kW
5.8 s
261 km/h
162 mph
AUDITT Roadster (8J)Facelift 20102.0 TFSI
211 hp
157 kW
6.2 s
242 km/h
150 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)Facelift 20092.9
Power
255 hp
190 kW
0-100 km/h5.8 s
Top speed
261 km/h
162 mph
Doors/seats
2 doors
2 seats
Trunk
130 L
4.6 cu ft
Length
4,342 mm
170.9 in
Height
1,292 mm
50.9 in
AUDITT Roadster (8J)Facelift 20102.0 TFSI
Power
211 hp
157 kW
0-100 km/h6.2 s
Top speed
242 km/h
150 mph
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
4,198 mm
165.3 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)Facelift 20092.9
Power
255 hp
190 kW
0-100 km/h5.8 s
Top speed
261 km/h
162 mph
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
AUDITT Roadster (8J)Facelift 20102.0 TFSI
Power
211 hp
157 kW
0-100 km/h6.2 s
Top speed
242 km/h
150 mph
7.2 L/100 km
32.7 mpg US
39.2 mpg UK

Porsche Boxster (987) Facelift 2009 2.9 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)Facelift 20092.9
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
5.8 s
AUDITT Roadster (8J)Facelift 20102.0 TFSI
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
6.2 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)Facelift 20092.9
187 hp/t
139 kW/t
5.4 kg/hp
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
AUDITT Roadster (8J)Facelift 20102.0 TFSI
160 hp/t
119 kW/t
6.3 kg/hp
7.2 L/100 km
32.7 mpg US
39.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheBoxster (987)Facelift 20092.9AUDITT Roadster (8J)Facelift 20102.0 TFSI
Power
255 hp
190 kW
211 hp
157 kW
Torque
290 Nm
214 lb-ft
350 Nm
258 lb-ft
Acceleration
5.8 s
6.2 s
Top speed
261 km/h
162 mph
242 km/h
150 mph
Lightness
1,365 kg
3,009 lb
1,320 kg
2,910 lb
Fuel consumption
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
7.2 L/100 km
32.7 mpg US
39.2 mpg UK
Practicality
Doors/seats
2 doors
2 seats
Trunk
130 L
4.6 cu ft
Length
4,342 mm
170.9 in
Height
1,292 mm
50.9 in
Doors/seats
2 doors
2 seats
Trunk
250 L
8.8 cu ft
Length
4,198 mm
165.3 in
Height
1,358 mm
53.5 in
Range score
714 km
444 mi
764 km
475 mi
CO2 score
214 g/km
168 g/km
Trunk score
130 L
4.6 cu ft
250 L
8.8 cu ft
Power-to-weight score
187 hp/t
139 kW/t
5.4 kg/hp
160 hp/t
119 kW/t
6.3 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) Facelift 2009 2.9AUDI TT Roadster (8J) Facelift 2010 2.0 TFSI
Consumption9.1 L/100 km25.8 mpg US31 mpg UK7.2 L/100 km32.7 mpg US39.2 mpg UK
Cost / 100 km15.92 LC100 km12.60 LC100 km
Cost / 100 mi25.63 LC100 mi20.28 LC100 mi
Annual fuel used1,365 L361 US gal300 UK gal1,080 L285 US gal238 UK gal
Annual fuel cost2,389 LC/year1,890 LC/year

Head-to-head comparisons

Porsche Boxster (987) Facelift 2009 2.9

  • Has 44 hp more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 19 km/h (12 mph) higher top speed
  • Has 27 hp/t better power-to-weight

Pros

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

Cons

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

AUDI TT Roadster (8J) Facelift 2010 2.0 TFSI

  • Has 60 Nm more
  • Is 45 kg lighter
  • Uses 1.9 L/100 km less fuel
  • Has 50 km (31 mi) more estimated range
  • Has 120 L more trunk volume
  • Emits 46 g/km less CO2

Pros

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

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Boxster (987) 2.9
AUDI TT Roadster (8J) 2.0 TFSI
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2 vehicles selected

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