2007 Mercedes-Benz Viano vs. 1981 Renault Siete
To start off, 2007 Mercedes-Benz Viano is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Renault Siete. In addition, the cost of maintenance, including insurance, on 1981 Renault Siete would be higher. At 2,148 cc (4 cylinders), 2007 Mercedes-Benz Viano is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz Viano (148 HP) has 104 more horse power than 1981 Renault Siete. (44 HP). In normal driving conditions, 2007 Mercedes-Benz Viano should accelerate faster than 1981 Renault Siete. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz Viano weights approximately 1275 kg more than 1981 Renault Siete. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2007 Mercedes-Benz Viano (330 Nm @ 1800 RPM) has 246 more torque (in Nm) than 1981 Renault Siete. (84 Nm @ 2000 RPM). This means 2007 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault Siete. 2007 Mercedes-Benz Viano has automatic transmission and 1981 Renault Siete has manual transmission. 1981 Renault Siete will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz Viano will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercedes-Benz Viano | 1981 Renault Siete | |
| Make | Mercedes-Benz | Renault |
| Model | Viano | Siete |
| Year Released | 2007 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 1108 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 44 HP |
| Torque | 330 Nm | 84 Nm |
| Torque RPM | 1800 RPM | 2000 RPM |
| Engine Compression Ratio | 18.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2090 kg | 815 kg |
| Vehicle Length | 5000 mm | 3900 mm |
| Vehicle Width | 1880 mm | 1530 mm |
| Vehicle Height | 1910 mm | 1430 mm |
| Wheelbase Size | 3210 mm | 2540 mm |
