2005 Porsche 911 vs. 1972 Vauxhall Firenza
To start off, 2005 Porsche 911 is newer by 33 year(s). Which means there will be less support and parts availability for 1972 Vauxhall Firenza. In addition, the cost of maintenance, including insurance, on 1972 Vauxhall Firenza would be higher. At 3,600 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (445 HP @ 5700 RPM) has 392 more horse power than 1972 Vauxhall Firenza. (53 HP @ 5200 RPM). In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1972 Vauxhall Firenza. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 700 kg more than 1972 Vauxhall Firenza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1972 Vauxhall Firenza. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Porsche 911 (620 Nm @ 3500 RPM) has 530 more torque (in Nm) than 1972 Vauxhall Firenza. (90 Nm @ 2600 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1972 Vauxhall Firenza.
Compare all specifications:
| 2005 Porsche 911 | 1972 Vauxhall Firenza | |
| Make | Porsche | Vauxhall |
| Model | 911 | Firenza |
| Year Released | 2005 | 1972 |
| Body Type | Coupe | Coupe |
| Engine Position | Rear | Front |
| Engine Size | 3600 cc | 1256 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 445 HP | 53 HP |
| Engine RPM | 5700 RPM | 5200 RPM |
| Torque | 620 Nm | 90 Nm |
| Torque RPM | 3500 RPM | 2600 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1590 kg | 890 kg |
| Vehicle Length | 4440 mm | 4150 mm |
| Vehicle Width | 1840 mm | 1650 mm |
| Vehicle Height | 1300 mm | 1340 mm |
| Wheelbase Size | 2360 mm | 2470 mm |
