1980 Renault Siete vs. 1986 Renault 21
To start off, 1986 Renault 21 is newer by 6 year(s). Which means there will be less support and parts availability for 1980 Renault Siete. In addition, the cost of maintenance, including insurance, on 1980 Renault Siete would be higher. At 2,067 cc (4 cylinders), 1986 Renault 21 is equipped with a bigger engine. In terms of performance, 1986 Renault 21 (90 HP @ 4250 RPM) has 41 more horse power than 1980 Renault Siete. (49 HP @ 5000 RPM) In normal driving conditions, 1986 Renault 21 should accelerate faster than 1980 Renault Siete. With that said, vehicle weight also plays an important factor in acceleration. 1986 Renault 21 weights approximately 318 kg more than 1980 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, 1986 Renault 21 (182 Nm @ 2000 RPM) has 109 more torque (in Nm) than 1980 Renault Siete. (73 Nm @ 3000 RPM). This means 1986 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1980 Renault Siete.
Compare all specifications:
| 1980 Renault Siete | 1986 Renault 21 | |
| Make | Renault | Renault |
| Model | Siete | 21 |
| Year Released | 1980 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1037 cc | 2067 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 49 HP | 90 HP |
| Engine RPM | 5000 RPM | 4250 RPM |
| Torque | 73 Nm | 182 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 815 kg | 1133 kg |
| Vehicle Length | 3900 mm | 4470 mm |
| Vehicle Width | 1530 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2540 mm | 2590 mm |
