2005 Mercedes-Benz S vs. 1986 Renault 21
To start off, 2005 Mercedes-Benz S is newer by 19 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 3,723 cc (6 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz S (242 HP @ 3000 RPM) has 167 more horse power than 1986 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2005 Mercedes-Benz S should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 960 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 2005 Mercedes-Benz S 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 2005 Mercedes-Benz S. 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, 2005 Mercedes-Benz S (350 Nm @ 3000 RPM) has 221 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 3250 RPM). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21. 2005 Mercedes-Benz S 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. 2005 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Mercedes-Benz S | 1986 Renault 21 | |
| Make | Mercedes-Benz | Renault |
| Model | S | 21 |
| Year Released | 2005 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 3723 cc | 1719 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 242 HP | 75 HP |
| Engine RPM | 3000 RPM | 5000 RPM |
| Torque | 350 Nm | 129 Nm |
| Torque RPM | 3000 RPM | 3250 RPM |
| Engine Bore Size | 97 mm | 81 mm |
| Engine Stroke Size | 84 mm | 83.5 mm |
| Top Speed | 241 km/hour | 176 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1915 kg | 955 kg |
| Vehicle Length | 5050 mm | 4470 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2840 mm | 2550 mm |
| Fuel Consumption Overall | 11.8 L/100km | 7 L/100km |
| Fuel Tank Capacity | 88 L | 55 L |
