2006 Mercedes-Benz Viano vs. 1986 Renault 21
To start off, 2006 Mercedes-Benz Viano is newer by 20 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 2,148 cc (4 cylinders), 2006 Mercedes-Benz Viano is equipped with a bigger engine. In terms of performance, 1986 Renault 21 (120 HP @ 5500 RPM) has 12 more horse power than 2006 Mercedes-Benz Viano. (108 HP @ 3800 RPM) In normal driving conditions, 1986 Renault 21 should accelerate faster than 2006 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz Viano weights approximately 905 kg more than 1986 Renault 21.
Because 2006 Mercedes-Benz Viano 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 2006 Mercedes-Benz Viano. 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, 2006 Mercedes-Benz Viano (270 Nm @ 1600 RPM) has 102 more torque (in Nm) than 1986 Renault 21. (168 Nm @ 4500 RPM). This means 2006 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 2006 Mercedes-Benz Viano | 1986 Renault 21 | |
| Make | Mercedes-Benz | Renault |
| Model | Viano | 21 |
| Year Released | 2006 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 120 HP |
| Engine RPM | 3800 RPM | 5500 RPM |
| Torque | 270 Nm | 168 Nm |
| Torque RPM | 1600 RPM | 4500 RPM |
| Engine Bore Size | 88 mm | 88.1 mm |
| Engine Stroke Size | 88.3 mm | 82 mm |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2040 kg | 1135 kg |
| Vehicle Length | 4750 mm | 4650 mm |
| Vehicle Width | 1910 mm | 1720 mm |
| Vehicle Height | 1880 mm | 1430 mm |
| Wheelbase Size | 3210 mm | 2760 mm |
