1989 Cadillac Seville vs. 1970 Sunbeam Rapier
To start off, 1989 Cadillac Seville is newer by 19 year(s). Which means there will be less support and parts availability for 1970 Sunbeam Rapier. In addition, the cost of maintenance, including insurance, on 1970 Sunbeam Rapier would be higher. At 4,473 cc (8 cylinders), 1989 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1989 Cadillac Seville (153 HP @ 4000 RPM) has 74 more horse power than 1970 Sunbeam Rapier. (79 HP @ 5200 RPM). In normal driving conditions, 1989 Cadillac Seville should accelerate faster than 1970 Sunbeam Rapier. With that said, vehicle weight also plays an important factor in acceleration. 1989 Cadillac Seville weights approximately 536 kg more than 1970 Sunbeam Rapier. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1970 Sunbeam Rapier 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 1970 Sunbeam Rapier. However, in wet, icy, snow, or gravel driving conditions, 1989 Cadillac Seville, 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, 1989 Cadillac Seville (325 Nm @ 2800 RPM) has 199 more torque (in Nm) than 1970 Sunbeam Rapier. (126 Nm @ 3800 RPM). This means 1989 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1970 Sunbeam Rapier.
Compare all specifications:
| 1989 Cadillac Seville | 1970 Sunbeam Rapier | |
| Make | Cadillac | Sunbeam |
| Model | Seville | Rapier |
| Year Released | 1989 | 1970 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4473 cc | 1725 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 153 HP | 79 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 325 Nm | 126 Nm |
| Torque RPM | 2800 RPM | 3800 RPM |
| Engine Bore Size | 92 mm | 81.6 mm |
| Engine Stroke Size | 84 mm | 82.7 mm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1566 kg | 1030 kg |
| Vehicle Length | 4810 mm | 4440 mm |
| Vehicle Width | 1830 mm | 1670 mm |
| Vehicle Height | 1370 mm | 1400 mm |
| Wheelbase Size | 2750 mm | 2510 mm |
