2009 Mercedes-Benz SLR McLaren vs. 1986 Renault 21
To start off, 2009 Mercedes-Benz SLR McLaren is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 would be higher. At 5,439 cc (8 cylinders), 2009 Mercedes-Benz SLR McLaren is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLR McLaren (618 HP) has 548 more horse power than 1986 Renault 21. (70 HP). In normal driving conditions, 2009 Mercedes-Benz SLR McLaren should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SLR McLaren weights approximately 855 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercedes-Benz SLR McLaren is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Mercedes-Benz SLR McLaren. However, in wet, icy, snow, or gravel driving conditions, 1986 Renault 21, being front wheel drive (FWD), will offer much better control with better grip. 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 SLR McLaren (780 Nm) has 708 more torque (in Nm) than 1986 Renault 21. (72 Nm). This means 2009 Mercedes-Benz SLR McLaren will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21. 2009 Mercedes-Benz SLR McLaren has automatic transmission and 1986 Renault 21 has manual transmission. 1986 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz SLR McLaren will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mercedes-Benz SLR McLaren | 1986 Renault 21 | |
| Make | Mercedes-Benz | Renault |
| Model | SLR McLaren | 21 |
| Year Released | 2009 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 5439 cc | 1397 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 618 HP | 70 HP |
| Torque | 780 Nm | 72 Nm |
| Top Speed | 332 km/hour | 163 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1825 kg | 970 kg |
| Vehicle Length | 4660 mm | 4470 mm |
| Vehicle Width | 1910 mm | 1710 mm |
| Vehicle Height | 1260 mm | 1420 mm |
| Wheelbase Size | 2710 mm | 2670 mm |
| Fuel Tank Capacity | 97 L | 66 L |
