Alfa Romeo RZ
3.0 i V6
210 hp2959 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible1988-1993
Car comparison
Alfa Romeo RZ 3.0 i V6vsPorsche 911 Cabriolet (G) 3.2 Carrera CAT
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonVS
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 Cabriolet (G) 3.2 Carrera CAT
- Quickest 0-100 km/h6.5 s
- Highest torque262 Nm193 lb-ft
- Lightest1,250 kg2,756 lb
- Best power-to-weight166 hp/t123 kW/t6.0 kg/hp
- Best overall score52/100
- Best performance score54/100
- Best practicality score47/100
Alfa Romeo RZ 3.0 i V6
- Fastest top speed240 km/h149 mph Unrestricted230 km/h143 mph Restricted
- Most powerful210 hp157 kW
- Lowest city consumption13.2 L/100 km17.8 mpg US21.4 mpg UK
- Lowest highway consumption7.2 L/100 km32.7 mpg US39.2 mpg UK
- Best economy score82/100
Specification comparison
| Model | Alfa RomeoRZ3.0 i V6 | Porsche911 Cabriolet (G)3.2 Carrera CAT |
|---|---|---|
| Power | 210hp157kW | 207hp154kW |
| Torque | 245Nm181lb-ft | 262Nm193lb-ft |
| Curb weight | 1,380kg3,042lb | 1,250kg2,756lb |
| Gross weight | 1,550kg3,417lb | - |
| Top speed | Unrestricted 240 km/h149 mph Restricted 230 km/h143 mph Calculated | 235 km/h 146 mph |
| To 99% top speed | 95.9s99% target: 238 km/h / 148 mph Calculated | 72.7s99% target: 233 km/h / 145 mph Calculated |
| 0-100 km/h | 7.5s | 6.5s |
| 0-200 km/h | 31.3s Calculated | 26.6s Calculated |
| 0-60 mph | 7.1s Calculated | 6.2s Calculated |
| Fuel consumption | 9.3L/100 km25.3mpg US30.4mpg UK | - |
| Fuel consumption city | 13.2L/100 km17.8mpg US21.4mpg UK | 15.5L/100 km15.2mpg US18.2mpg UK |
| Fuel consumption highway | 7.2L/100 km32.7mpg US39.2mpg UK | 7.9L/100 km29.8mpg US35.8mpg UK |
| Quarter mile | 15.4s Calculated | 14.6s Calculated |
| Power-to-weight | 152hp/t113kW/t69hp/1000 lb Calculated | 166hp/t123kW/t75hp/1000 lb Calculated |
| Torque-to-weight | 178Nm/t119lb-ft/ton Calculated | 210Nm/t140lb-ft/ton Calculated |
| Estimated range | 753km468mi Calculated | - |
| Displacement | 2,959cc181cu in | 3,164cc193cu in |
| Length | 4,060mm160in | 4,291mm169in |
| Width | 1,730mm68in | 1,652mm65in |
| Height | 1,300mm51in | 1,320mm52in |
| Wheelbase | 2,510mm99in | 2,272mm89in |
| Front track | 1,465mm58in | 1,372mm54in |
| Rear track | 1,425mm56in | 1,380mm54in |
| Ground clearance | - | 130mm5in |
| Trunk volume | 120L | - |
| Max trunk volume | 390L | - |
| Doors | 2 | 2 |
| Seats | 2 | 4 |
| Fuel tank | 70L | 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.
Alfa Romeo RZ 3.0 i V6Porsche 911 Cabriolet (G) 3.2 Carrera CATPowerTorque
- Alfa Romeo RZ 3.0 i V6: Power / Torque
- Porsche 911 Cabriolet (G) 3.2 Carrera CAT: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| Alfa RomeoRZ3.0 i V6 | 6,200 rpm | 4,500 rpm | 6,450 rpm |
| Porsche911 Cabriolet (G)3.2 Carrera CAT | 5,900 rpm | 4,800 rpm | 6,500 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | Alfa RomeoRZ3.0 i V6 | Porsche911 Cabriolet (G)3.2 Carrera CAT |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 7.1 s | 6.2 s |
0-100 km/h 0-62 mph | 7.5 s | 6.5 s |
0-200 km/h 0-124 mph | 31.3 s | 26.6 s |
| Top speed | Unrestricted 240 km/h149 mph Restricted 230 km/h143 mph Likely limited | 235 km/h 146 mph |
| Drag race simulation | ||
60 ft 18 m | 2.5 s | 2.4 s |
330 ft 101 m | 6.7 s | 6.4 s |
1/8 mile 201 m | 10.1 s | 9.5 s |
1000 ft 305 m | 13.0 s | 12.3 s |
1/4 mile 402 m | 15.4 s | 14.6 s |
Trap speed 1/4 mile 402 m | 151 km/h 94 mph | 159 km/h 99 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| Alfa RomeoRZ3.0 i V6 | 210 hp 157 kW |
| Porsche911 Cabriolet (G)3.2 Carrera CAT | 207 hp 154 kW |
Alfa Romeo RZ 3.0 i V6 has 3 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 Alfa Romeo RZ 3.0 i V6: 3 hp (2 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| Alfa RomeoRZ3.0 i V6 | 245 Nm 181 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
| Vehicle | Value |
|---|---|
| Alfa RomeoRZ3.0 i V6 | 1,380 kg 3,042 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
| Vehicle | Value |
|---|---|
| Alfa RomeoRZ3.0 i V6 | Unrestricted 240 km/h149 mph Restricted 230 km/h143 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
| Vehicle | Value |
|---|---|
| Alfa RomeoRZ3.0 i V6 | 7.5 s |
| Porsche911 Cabriolet (G)3.2 Carrera CAT | 6.5 s |
Although Alfa Romeo RZ 3.0 i V6 has more power, Porsche 911 Cabriolet (G) 3.2 Carrera CAT is quicker from 0-100 km/h.
The biggest 0-100 km/h difference is between Porsche 911 Cabriolet (G) 3.2 Carrera CAT and Alfa Romeo RZ 3.0 i V6: 1.0 s.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| Alfa RomeoRZ3.0 i V6 | 152 hp/t 113 kW/t 6.6 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.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| Alfa RomeoRZ3.0 i V6 | 210 hp 157 kW | 7.5 s | Unrestricted 240 km/h149 mph Restricted 230 km/h143 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.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Alfa RomeoRZ3.0 i V6 |
|
| ||||||||||||||
| Porsche911 Cabriolet (G)3.2 Carrera CAT |
|
| ||||||||||||||
Detailed score breakdown
| Vehicle | Alfa RomeoRZ3.0 i V6 | Porsche911 Cabriolet (G)3.2 Carrera CAT | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 210 hp 157 kW | 207 hp 154 kW | ||||||||||||||||
| Torque | 245 Nm 181 lb-ft | 262 Nm 193 lb-ft | ||||||||||||||||
| Acceleration | 7.5 s | 6.5 s | ||||||||||||||||
| Top speed | Unrestricted 240 km/h149 mph Restricted 230 km/h143 mph | 235 km/h 146 mph | ||||||||||||||||
| Lightness | 1,380 kg 3,042 lb | 1,250 kg 2,756 lb | ||||||||||||||||
| Fuel consumption | 9.3 L/100 km 25.3 mpg US 30.4 mpg UK | - | ||||||||||||||||
| Practicality |
|
| ||||||||||||||||
| Range score | 753 km 468 mi | - | ||||||||||||||||
| Trunk score | 120 L 4.2 cu ft | - | ||||||||||||||||
| Power-to-weight score | 152 hp/t 113 kW/t 6.6 kg/hp | 166 hp/t 123 kW/t 6.0 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
| Vehicle | Alfa Romeo RZ 3.0 i V6 |
|---|---|
| Consumption | 9.3 L/100 km25.3 mpg US30.4 mpg UK |
| Cost / 100 km | 16.28 LC100 km |
| Cost / 100 mi | 26.19 LC100 mi |
| Annual fuel used | 1,395 L369 US gal307 UK gal |
| Annual fuel cost | 2,441 LC/year |
Head-to-head comparisons
Alfa Romeo RZ 3.0 i V6
- Has 3 hp more
- Has 5 km/h (3 mph) higher top speed
Pros
- Highest top speed
- Most powerful
Cons
- Slowest 0-100 km/h
- Heaviest
Porsche 911 Cabriolet (G) 3.2 Carrera CAT
- Has 17 Nm more
- Is 130 kg lighter
- Is 1.0 s quicker from 0-100 km/h
- Has 13 hp/t better power-to-weight
Pros
- Quickest 0-100 km/h in this comparison
- Highest torque
- Lightest
- Best power-to-weight ratio
Cons
- Lowest power
- Lowest top speed
Choose cars to compare
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Model
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Engine or modification
Alfa Romeo RZ 3.0 i V6
Porsche 911 Cabriolet (G) 3.2 Carrera CAT
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