1990 Opel Senator vs. 1993 Renault 21
To start off, 1993 Renault 21 is newer by 3 year(s). Which means there will be less support and parts availability for 1990 Opel Senator. In addition, the cost of maintenance, including insurance, on 1990 Opel Senator would be higher. At 2,969 cc (6 cylinders), 1990 Opel Senator is equipped with a bigger engine. In terms of performance, 1990 Opel Senator (202 HP @ 6000 RPM) has 127 more horse power than 1993 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 1990 Opel Senator should accelerate faster than 1993 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1990 Opel Senator weights approximately 550 kg more than 1993 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 Opel Senator 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 1990 Opel Senator. However, in wet, icy, snow, or gravel driving conditions, 1993 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, 1990 Opel Senator (275 Nm @ 3600 RPM) has 146 more torque (in Nm) than 1993 Renault 21. (129 Nm @ 3250 RPM). This means 1990 Opel Senator will have an easier job in driving up hills or pulling heavy equipment than 1993 Renault 21.
Compare all specifications:
| 1990 Opel Senator | 1993 Renault 21 | |
| Make | Opel | Renault |
| Model | Senator | 21 |
| Year Released | 1990 | 1993 |
| Engine Position | Front | Front |
| Engine Size | 2969 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 202 HP | 75 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 275 Nm | 129 Nm |
| Torque RPM | 3600 RPM | 3250 RPM |
| Engine Bore Size | 95 mm | 81 mm |
| Engine Stroke Size | 69.8 mm | 83.5 mm |
| Engine Compression Ratio | 10.1:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1570 kg | 1020 kg |
| Vehicle Length | 4850 mm | 4650 mm |
| Vehicle Width | 1770 mm | 1720 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2740 mm | 2820 mm |
