2006 Mercedes-Benz SLR McLaren vs. 1991 Porsche 911
To start off, 2006 Mercedes-Benz SLR McLaren is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Porsche 911. In addition, the cost of maintenance, including insurance, on 1991 Porsche 911 would be higher. At 5,439 cc (8 cylinders), 2006 Mercedes-Benz SLR McLaren is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SLR McLaren (617 HP @ 6500 RPM) has 389 more horse power than 1991 Porsche 911. (228 HP @ 5900 RPM). In normal driving conditions, 2006 Mercedes-Benz SLR McLaren should accelerate faster than 1991 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz SLR McLaren weights approximately 593 kg more than 1991 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Mercedes-Benz SLR McLaren (780 Nm @ 3250 RPM) has 494 more torque (in Nm) than 1991 Porsche 911. (286 Nm @ 4800 RPM). This means 2006 Mercedes-Benz SLR McLaren will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 911.
Compare all specifications:
| 2006 Mercedes-Benz SLR McLaren | 1991 Porsche 911 | |
| Make | Mercedes-Benz | Porsche |
| Model | SLR McLaren | 911 |
| Year Released | 2006 | 1991 |
| Body Type | Coupe | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 5439 cc | 3163 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 617 HP | 228 HP |
| Engine RPM | 6500 RPM | 5900 RPM |
| Torque | 780 Nm | 286 Nm |
| Torque RPM | 3250 RPM | 4800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1768 kg | 1175 kg |
| Vehicle Length | 4660 mm | 4300 mm |
| Vehicle Width | 1910 mm | 1660 mm |
| Vehicle Height | 1270 mm | 1260 mm |
