2003 Cadillac Seville vs. 1975 Porsche 911
To start off, 2003 Cadillac Seville is newer by 28 year(s). Which means there will be less support and parts availability for 1975 Porsche 911. In addition, the cost of maintenance, including insurance, on 1975 Porsche 911 would be higher. At 4,565 cc (8 cylinders), 2003 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2003 Cadillac Seville (300 HP @ 6000 RPM) has 40 more horse power than 1975 Porsche 911. (260 HP @ 5500 RPM). In normal driving conditions, 2003 Cadillac Seville should accelerate faster than 1975 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac Seville weights approximately 611 kg more than 1975 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 Porsche 911 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 1975 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Cadillac Seville (407 Nm @ 4500 RPM) has 64 more torque (in Nm) than 1975 Porsche 911. (343 Nm @ 4000 RPM). This means 2003 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1975 Porsche 911. 2003 Cadillac Seville has automatic transmission and 1975 Porsche 911 has manual transmission. 1975 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Cadillac Seville | 1975 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | Seville | 911 |
| Year Released | 2003 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4565 cc | 2994 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 300 HP | 260 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 407 Nm | 343 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 95.1 mm |
| Engine Stroke Size | 84 mm | 70.4 mm |
| Engine Compression Ratio | 10.5:1 | 6.5:1 |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1806 kg | 1195 kg |
| Vehicle Length | 5110 mm | 4300 mm |
| Vehicle Width | 1910 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1330 mm |
| Wheelbase Size | 2890 mm | 2270 mm |
| Fuel Tank Capacity | 70 L | 79 L |
