1987 Renault 21 vs. 2004 Renault Vel Satis
To start off, 2004 Renault Vel Satis is newer by 17 year(s). Which means there will be less support and parts availability for 1987 Renault 21. In addition, the cost of maintenance, including insurance, on 1987 Renault 21 would be higher. At 2,187 cc (4 cylinders), 2004 Renault Vel Satis is equipped with a bigger engine. In terms of performance, 2004 Renault Vel Satis (138 HP @ 4000 RPM) has 74 more horse power than 1987 Renault 21. (64 HP @ 4500 RPM) In normal driving conditions, 2004 Renault Vel Satis should accelerate faster than 1987 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2004 Renault Vel Satis weights approximately 780 kg more than 1987 Renault 21. 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, 2004 Renault Vel Satis (320 Nm @ 1750 RPM) has 202 more torque (in Nm) than 1987 Renault 21. (118 Nm @ 2250 RPM). This means 2004 Renault Vel Satis will have an easier job in driving up hills or pulling heavy equipment than 1987 Renault 21.
Compare all specifications:
| 1987 Renault 21 | 2004 Renault Vel Satis | |
| Make | Renault | Renault |
| Model | 21 | Vel Satis |
| Year Released | 1987 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1869 cc | 2187 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 64 HP | 138 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Torque | 118 Nm | 320 Nm |
| Torque RPM | 2250 RPM | 1750 RPM |
| Engine Bore Size | 80 mm | 87 mm |
| Engine Stroke Size | 93 mm | 92 mm |
| Engine Compression Ratio | 21.5:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 7 seats | 5 seats |
| Vehicle Weight | 1105 kg | 1885 kg |
| Vehicle Length | 4650 mm | 4870 mm |
| Vehicle Width | 1720 mm | 1870 mm |
| Vehicle Height | 1430 mm | 1580 mm |
| Wheelbase Size | 2820 mm | 2880 mm |
