Car comparison

Porsche 911 Speedster 3.6vsPorsche 911 Cabriolet (G) 3.2 Carrera CAT

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

New comparison

Porsche 911 Speedster

3.6

250 hp3600 ccGasolineRWDAutomaticNaturally aspiratedCabriolet / convertible1989-1989
VS

Porsche 911 Cabriolet (G)

3.2 Carrera CAT

207 hp3164 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible1984-1989

Comparison overview

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

Best choices

Porsche 911 Speedster 3.6

  • Quickest 0-100 km/h
    5.7 s
  • Fastest top speed
    270 km/h
    168 mph Unrestricted
    260 km/h
    162 mph Restricted
  • Most powerful
    250 hp
    186 kW
  • Highest torque
    310 Nm
    229 lb-ft
  • Best power-to-weight
    185 hp/t
    138 kW/t
    5.4 kg/hp
  • Lowest highway consumption
    7.8 L/100 km
    30.2 mpg US
    36.2 mpg UK
  • Best overall score
    54/100
  • Best performance score
    63/100
  • Best economy score
    0/100

Specification comparison

Specification comparison
ModelPorsche911 Speedster3.6Porsche911 Cabriolet (G)3.2 Carrera CAT
Power
250hp186kW
207hp154kW
Torque
310Nm229lb-ft
262Nm193lb-ft
Curb weight
1,350kg2,976lb
1,250kg2,756lb
Gross weight
1,600kg3,527lb
-
Top speed
Unrestricted
270 km/h168 mph
Restricted
260 km/h162 mph
Calculated
235 km/h
146 mph
To 99% top speed
75.8s99% target: 267 km/h / 166 mph
Calculated
72.7s99% target: 233 km/h / 145 mph
Calculated
0-100 km/h
5.7s
6.5s
0-200 km/h
19.0s
Calculated
26.6s
Calculated
0-60 mph
5.4s
Calculated
6.2s
Calculated
Fuel consumption city
17.1L/100 km13.8mpg US16.5mpg UK
15.5L/100 km15.2mpg US18.2mpg UK
Fuel consumption highway
7.8L/100 km30.2mpg US36.2mpg UK
7.9L/100 km29.8mpg US35.8mpg UK
Quarter mile
13.7s
Calculated
14.6s
Calculated
Power-to-weight
185hp/t138kW/t84hp/1000 lb
Calculated
166hp/t123kW/t75hp/1000 lb
Calculated
Torque-to-weight
230Nm/t154lb-ft/ton
Calculated
210Nm/t140lb-ft/ton
Calculated
Displacement
3,600cc220cu in
3,164cc193cu in
Length
4,250mm167in
4,291mm169in
Width
1,652mm65in
1,652mm65in
Height
1,280mm50in
1,320mm52in
Wheelbase
2,272mm89in
2,272mm89in
Front track
1,374mm54in
1,372mm54in
Rear track
1,374mm54in
1,380mm54in
Ground clearance
115mm5in
130mm5in
Doors
2
2
Seats
2
4
Fuel tank
77L
85L

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 911 Speedster 3.6Porsche 911 Cabriolet (G) 3.2 Carrera CATPowerTorque
  • Porsche 911 Speedster 3.6: Power / Torque
  • Porsche 911 Cabriolet (G) 3.2 Carrera CAT: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 Speedster3.66,100 rpm4,800 rpm6,350 rpm
Porsche911 Cabriolet (G)3.2 Carrera CAT5,900 rpm4,800 rpm6,500 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 Speedster3.6Porsche911 Cabriolet (G)3.2 Carrera CAT
Acceleration checkpoints
0-60 mph
0-97 km/h
5.4 s
6.2 s
0-100 km/h
0-62 mph
5.7 s
6.5 s
0-200 km/h
0-124 mph
19.0 s
26.6 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
260 km/h162 mph
Likely limited
235 km/h
146 mph
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
6.1 s
6.4 s
1/8 mile
201 m
9.1 s
9.5 s
1000 ft
305 m
11.6 s
12.3 s
1/4 mile
402 m
13.7 s
14.6 s
Trap speed
1/4 mile
402 m
172 km/h
107 mph
159 km/h
99 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 Speedster3.6
250 hp
186 kW
Porsche911 Cabriolet (G)3.2 Carrera CAT
207 hp
154 kW

Porsche 911 Speedster 3.6 has 43 hp more than Porsche 911 Cabriolet (G) 3.2 Carrera CAT.

The biggest power difference is between Porsche 911 Cabriolet (G) 3.2 Carrera CAT and Porsche 911 Speedster 3.6: 43 hp (32 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 Speedster3.6
310 Nm
229 lb-ft
Porsche911 Cabriolet (G)3.2 Carrera CAT
262 Nm
193 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 Speedster3.6
1,350 kg
2,976 lb
Porsche911 Cabriolet (G)3.2 Carrera CAT
1,250 kg
2,756 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Porsche911 Speedster3.6
Unrestricted
270 km/h168 mph
Restricted
260 km/h162 mph
Porsche911 Cabriolet (G)3.2 Carrera CAT
235 km/h
146 mph

0-100 km/h comparison

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

The biggest 0-100 km/h difference is between Porsche 911 Speedster 3.6 and Porsche 911 Cabriolet (G) 3.2 Carrera CAT: 0.8 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
Porsche911 Speedster3.6
185 hp/t
138 kW/t
5.4 kg/hp
Porsche911 Cabriolet (G)3.2 Carrera CAT
166 hp/t
123 kW/t
6.0 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 Speedster3.6
250 hp
186 kW
5.7 s
Unrestricted
270 km/h168 mph
Restricted
260 km/h162 mph
Porsche911 Cabriolet (G)3.2 Carrera CAT
207 hp
154 kW
6.5 s
235 km/h
146 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
Porsche911 Speedster3.6
Power
250 hp
186 kW
0-100 km/h5.7 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
260 km/h162 mph
Doors/seats
2 doors
2 seats
Trunk-
Length
4,250 mm
167.3 in
Height
1,280 mm
50.4 in
Porsche911 Cabriolet (G)3.2 Carrera CAT
Power
207 hp
154 kW
0-100 km/h6.5 s
Top speed
235 km/h
146 mph
Doors/seats
2 doors
4 seats
Trunk-
Length
4,291 mm
168.9 in
Height
1,320 mm
52.0 in

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 Speedster3.6Porsche911 Cabriolet (G)3.2 Carrera CAT
Power
250 hp
186 kW
207 hp
154 kW
Torque
310 Nm
229 lb-ft
262 Nm
193 lb-ft
Acceleration
5.7 s
6.5 s
Top speed
Unrestricted
270 km/h168 mph
Restricted
260 km/h162 mph
235 km/h
146 mph
Lightness
1,350 kg
2,976 lb
1,250 kg
2,756 lb
Practicality
Doors/seats
2 doors
2 seats
Trunk-
Length
4,250 mm
167.3 in
Height
1,280 mm
50.4 in
Doors/seats
2 doors
4 seats
Trunk-
Length
4,291 mm
168.9 in
Height
1,320 mm
52.0 in
Power-to-weight score
185 hp/t
138 kW/t
5.4 kg/hp
166 hp/t
123 kW/t
6.0 kg/hp
Overall
Fixed score
Fixed score

Head-to-head comparisons

Porsche 911 Speedster 3.6

  • Has 43 hp more
  • Has 48 Nm more
  • Is 0.8 s quicker from 0-100 km/h
  • Has 35 km/h (22 mph) higher top speed
  • Has 20 hp/t better power-to-weight

Pros

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

Cons

  • Heaviest

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Model
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Engine or modification
Porsche 911 Speedster 3.6
Porsche 911 Cabriolet (G) 3.2 Carrera CAT
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Porsche 911 Speedster 3.6 vs Porsche 911 Cabriolet (G) 3.2 Carrera CAT - car comparison - FastVsFaster