Car comparison

Porsche Boxster (987) · Facelift 2009 2.9vsKTM X-Bow R 2.0

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

KTM X-Bow

R 2.0

240 hp1984 ccGasolineRWDManualTurbochargedRoadster2007-2016

Comparison overview

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

Best choices

KTM X-Bow R 2.0

  • Quickest 0-100 km/h
    3.9 s
  • Highest torque
    310 Nm
    229 lb-ft
  • Lightest
    790 kg
    1,742 lb
  • Best power-to-weight
    304 hp/t
    227 kW/t
    3.3 kg/hp
  • Lowest combined fuel consumption
    7.8 L/100 km
    30.2 mpg US
    36.2 mpg UK
  • Best overall score
    52/100
  • Best performance score
    64/100
  • Best economy score
    86/100
  • Best practicality score
    27/100

Specification comparison

Specification comparison
ModelPorscheBoxster (987)Facelift 20092.9KTMX-BowR 2.0
Power
255hp190kW
240hp179kW
Torque
290Nm214lb-ft
310Nm229lb-ft
Curb weight
1,365kg3,009lb
790kg1,742lb
Gross weight
1,670kg3,682lb
-
Top speed
261 km/h
162 mph
Unrestricted
230 km/h143 mph
Restricted
220 km/h137 mph
Calculated
To 99% top speed
89.6s99% target: 258 km/h / 161 mph
Calculated
42.6s99% target: 228 km/h / 141 mph
Calculated
0-100 km/h
5.8s
3.9s
0-200 km/h
22.1s
16.8s
Calculated
0-60 mph
5.5s
Calculated
3.7s
Calculated
Fuel consumption
9.1L/100 km25.8mpg US31.0mpg UK
7.8L/100 km30.2mpg US36.2mpg UK
Fuel consumption city
13.6L/100 km17.3mpg US20.8mpg UK
-
Fuel consumption highway
6.5L/100 km36.2mpg US43.5mpg UK
-
Quarter mile
13.9s
Calculated
12.2s
Calculated
Power-to-weight
187hp/t139kW/t85hp/1000 lb
Calculated
304hp/t227kW/t138hp/1000 lb
Calculated
Torque-to-weight
212Nm/t142lb-ft/ton
Calculated
392Nm/t263lb-ft/ton
Calculated
Estimated range
714km444mi
Calculated
513km319mi
Calculated
Displacement
2,893cc177cu in
1,984cc121cu in
Length
4,342mm171in
3,738mm147in
Width
1,801mm71in
1,915mm75in
Height
1,292mm51in
1,202mm47in
Wheelbase
2,415mm95in
2,430mm96in
Front track
1,490mm59in
1,672mm66in
Rear track
1,534mm60in
1,626mm64in
Ground clearance
127mm5in
-
Trunk volume
130L
-
Doors
2
-
Seats
2
2
Fuel tank
65L
40L
CO2 emissions
214g/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 2.9KTM X-Bow R 2.0PowerTorque
  • Porsche Boxster (987) Facelift 2009 2.9: Power / Torque
  • KTM X-Bow R 2.0: 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
KTMX-BowR 2.06,500 rpm2,000 rpm7,200 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorscheBoxster (987)Facelift 20092.9KTMX-BowR 2.0
Acceleration checkpoints
0-60 mph
0-97 km/h
5.5 s
3.7 s
0-100 km/h
0-62 mph
5.8 s
3.9 s
0-200 km/h
0-124 mph
22.1 s
16.8 s
Top speed
261 km/h
162 mph
Unrestricted
230 km/h143 mph
Restricted
220 km/h137 mph
Likely limited
Drag race simulation
60 ft
18 m
2.2 s
1.9 s
330 ft
101 m
6.0 s
5.1 s
1/8 mile
201 m
9.1 s
7.8 s
1000 ft
305 m
11.7 s
10.2 s
1/4 mile
402 m
13.9 s
12.2 s
Trap speed
1/4 mile
402 m
165 km/h
102 mph
181 km/h
112 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
KTMX-BowR 2.0
240 hp
179 kW

Porsche Boxster (987) Facelift 2009 2.9 has 15 hp more than KTM X-Bow R 2.0.

The biggest power difference is between KTM X-Bow R 2.0 and Porsche Boxster (987) Facelift 2009 2.9: 15 hp (11 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
KTMX-BowR 2.0
310 Nm
229 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
KTMX-BowR 2.0
790 kg
1,742 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
KTMX-BowR 2.0
Unrestricted
230 km/h143 mph
Restricted
220 km/h137 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
KTMX-BowR 2.03.9 s

Although Porsche Boxster (987) Facelift 2009 2.9 has more power, KTM X-Bow R 2.0 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between KTM X-Bow R 2.0 and Porsche Boxster (987) Facelift 2009 2.9: 1.9 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
PorscheBoxster (987)Facelift 20092.9
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
KTMX-BowR 2.0
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

The biggest fuel consumption difference is between KTM X-Bow R 2.0 and Porsche Boxster (987) Facelift 2009 2.9: 1.3 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
KTMX-BowR 2.0
304 hp/t
227 kW/t
3.3 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
KTMX-BowR 2.0
513 km
319 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
KTMX-BowR 2.0
240 hp
179 kW
3.9 s
Unrestricted
230 km/h143 mph
Restricted
220 km/h137 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
KTMX-BowR 2.0
Power
240 hp
179 kW
0-100 km/h3.9 s
Top speed
Unrestricted
230 km/h143 mph
Restricted
220 km/h137 mph
Doors/seats2 seats
Trunk-
Length
3,738 mm
147.2 in
Height
1,202 mm
47.3 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
KTMX-BowR 2.0
Power
240 hp
179 kW
0-100 km/h3.9 s
Top speed
Unrestricted
230 km/h143 mph
Restricted
220 km/h137 mph
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

KTM X-Bow R 2.0 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
PorscheBoxster (987)Facelift 20092.9
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
5.8 s
KTMX-BowR 2.0
7.8 L/100 km
30.2 mpg US
36.2 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
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
KTMX-BowR 2.0
304 hp/t
227 kW/t
3.3 kg/hp
7.8 L/100 km
30.2 mpg US
36.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorscheBoxster (987)Facelift 20092.9KTMX-BowR 2.0
Power
255 hp
190 kW
240 hp
179 kW
Torque
290 Nm
214 lb-ft
310 Nm
229 lb-ft
Acceleration
5.8 s
3.9 s
Top speed
261 km/h
162 mph
Unrestricted
230 km/h143 mph
Restricted
220 km/h137 mph
Lightness
1,365 kg
3,009 lb
790 kg
1,742 lb
Fuel consumption
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
7.8 L/100 km
30.2 mpg US
36.2 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/seats2 seats
Trunk-
Length
3,738 mm
147.2 in
Height
1,202 mm
47.3 in
Range score
714 km
444 mi
513 km
319 mi
CO2 score
214 g/km
-
Trunk score
130 L
4.6 cu ft
-
Power-to-weight score
187 hp/t
139 kW/t
5.4 kg/hp
304 hp/t
227 kW/t
3.3 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 2.9KTM X-Bow R 2.0
Consumption9.1 L/100 km25.8 mpg US31 mpg UK7.8 L/100 km30.2 mpg US36.2 mpg UK
Cost / 100 km15.92 LC100 km13.65 LC100 km
Cost / 100 mi25.63 LC100 mi21.97 LC100 mi
Annual fuel used1,365 L361 US gal300 UK gal1,170 L309 US gal257 UK gal
Annual fuel cost2,389 LC/year2,048 LC/year

Head-to-head comparisons

Porsche Boxster (987) Facelift 2009 2.9

  • Has 15 hp more
  • Has 31 km/h (19 mph) higher top speed
  • Has 201 km (125 mi) more estimated range

Pros

  • Highest top speed
  • Most powerful
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest

KTM X-Bow R 2.0

  • Has 20 Nm more
  • Is 575 kg lighter
  • Is 1.9 s quicker from 0-100 km/h
  • Uses 1.3 L/100 km less fuel
  • Has 117 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche Boxster (987) 2.9
KTM X-Bow R 2.0
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2 vehicles selected

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