1990 Cadillac Seville vs. 1991 Renault 21
To start off, 1991 Renault 21 is newer by 1 year(s). Which means there will be less support and parts availability for 1990 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1990 Cadillac Seville would be higher. At 4,472 cc (8 cylinders), 1990 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1990 Cadillac Seville (180 HP @ 4300 RPM) has 105 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 1990 Cadillac Seville should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1990 Cadillac Seville weights approximately 550 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, 1990 Cadillac Seville (324 Nm @ 3000 RPM) has 195 more torque (in Nm) than 1991 Renault 21. (129 Nm @ 3250 RPM). This means 1990 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21. 1990 Cadillac Seville has automatic transmission and 1991 Renault 21 has manual transmission. 1991 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1990 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Cadillac Seville | 1991 Renault 21 | |
| Make | Cadillac | Renault |
| Model | Seville | 21 |
| Year Released | 1990 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 4472 cc | 1721 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 180 HP | 75 HP |
| Engine RPM | 4300 RPM | 5000 RPM |
| Torque | 324 Nm | 129 Nm |
| Torque RPM | 3000 RPM | 3250 RPM |
| Engine Bore Size | 92 mm | 81 mm |
| Engine Stroke Size | 84 mm | 83.5 mm |
| Engine Compression Ratio | 10.5:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1570 kg | 1020 kg |
| Vehicle Length | 4850 mm | 4650 mm |
| Vehicle Width | 1830 mm | 1720 mm |
| Vehicle Height | 1370 mm | 1430 mm |
| Wheelbase Size | 2750 mm | 2820 mm |
