2009 Mercedes-Benz SLK vs. 1971 Vauxhall Firenza
To start off, 2009 Mercedes-Benz SLK is newer by 38 year(s). Which means there will be less support and parts availability for 1971 Vauxhall Firenza. In addition, the cost of maintenance, including insurance, on 1971 Vauxhall Firenza would be higher. At 3,498 cc (6 cylinders), 2009 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLK (300 HP @ 6500 RPM) has 247 more horse power than 1971 Vauxhall Firenza. (53 HP @ 5200 RPM). In normal driving conditions, 2009 Mercedes-Benz SLK should accelerate faster than 1971 Vauxhall Firenza. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SLK weights approximately 420 kg more than 1971 Vauxhall Firenza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2009 Mercedes-Benz SLK (359 Nm @ 4900 RPM) has 268 more torque (in Nm) than 1971 Vauxhall Firenza. (91 Nm @ 2600 RPM). This means 2009 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 1971 Vauxhall Firenza. 2009 Mercedes-Benz SLK has automatic transmission and 1971 Vauxhall Firenza has manual transmission. 1971 Vauxhall Firenza will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz SLK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mercedes-Benz SLK | 1971 Vauxhall Firenza | |
| Make | Mercedes-Benz | Vauxhall |
| Model | SLK | Firenza |
| Year Released | 2009 | 1971 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 1256 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 53 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 359 Nm | 91 Nm |
| Torque RPM | 4900 RPM | 2600 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1310 kg | 890 kg |
| Vehicle Length | 4110 mm | 4150 mm |
| Vehicle Width | 1790 mm | 1650 mm |
| Vehicle Height | 1300 mm | 1340 mm |
| Wheelbase Size | 2440 mm | 2470 mm |
