1991 Renault 21 vs. 2005 Renault Vel Satis
To start off, 2005 Renault Vel Satis is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Renault 21. In addition, the cost of maintenance, including insurance, on 1991 Renault 21 would be higher. At 1,997 cc (4 cylinders), 2005 Renault Vel Satis is equipped with a bigger engine. In terms of performance, 2005 Renault Vel Satis (168 HP @ 5000 RPM) has 93 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM) In normal driving conditions, 2005 Renault Vel Satis should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2005 Renault Vel Satis weights approximately 685 kg more than 1991 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, 2005 Renault Vel Satis (270 Nm @ 3250 RPM) has 141 more torque (in Nm) than 1991 Renault 21. (129 Nm @ 3250 RPM). This means 2005 Renault Vel Satis will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21.
Compare all specifications:
| 1991 Renault 21 | 2005 Renault Vel Satis | |
| Make | Renault | Renault |
| Model | 21 | Vel Satis |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1721 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 75 HP | 168 HP |
| Engine RPM | 5000 RPM | 5000 RPM |
| Torque | 129 Nm | 270 Nm |
| Torque RPM | 3250 RPM | 3250 RPM |
| Engine Bore Size | 81.1 mm | 82.7 mm |
| Engine Stroke Size | 83.5 mm | 93 mm |
| Engine Compression Ratio | 9.2:1 | 9.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 955 kg | 1640 kg |
| Vehicle Length | 4470 mm | 4870 mm |
| Vehicle Width | 1730 mm | 1870 mm |
| Vehicle Height | 1430 mm | 1580 mm |
| Wheelbase Size | 2550 mm | 2630 mm |
| Fuel Consumption Overall | 7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
