1983 Cadillac Seville vs. 1991 Porsche 911
To start off, 1991 Porsche 911 is newer by 8 year(s). Which means there will be less support and parts availability for 1983 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1983 Cadillac Seville would be higher. At 4,080 cc (8 cylinders), 1983 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1991 Porsche 911 (228 HP @ 5900 RPM) has 94 more horse power than 1983 Cadillac Seville. (134 HP @ 4400 RPM) In normal driving conditions, 1991 Porsche 911 should accelerate faster than 1983 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1983 Cadillac Seville weights approximately 495 kg more than 1991 Porsche 911.
Let's talk about torque, 1991 Porsche 911 (286 Nm @ 4800 RPM) has 16 more torque (in Nm) than 1983 Cadillac Seville. (270 Nm @ 2200 RPM). This means 1991 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1983 Cadillac Seville.
Compare all specifications:
| 1983 Cadillac Seville | 1991 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | Seville | 911 |
| Year Released | 1983 | 1991 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 4080 cc | 3163 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 134 HP | 228 HP |
| Engine RPM | 4400 RPM | 5900 RPM |
| Torque | 270 Nm | 286 Nm |
| Torque RPM | 2200 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1175 kg |
| Vehicle Length | 5210 mm | 4300 mm |
| Vehicle Width | 1820 mm | 1660 mm |
| Vehicle Height | 1390 mm | 1260 mm |
