2003 Cadillac Seville vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 2003 Cadillac Seville would be higher. At 4,565 cc (8 cylinders), 2003 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (316 HP @ 6800 RPM) has 16 more horse power than 2003 Cadillac Seville. (300 HP @ 6000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2003 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac Seville weights approximately 256 kg more than 2005 Porsche 911.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Cadillac Seville. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 will offer significantly more control. 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 37 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2003 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911.
Compare all specifications:
| 2003 Cadillac Seville | 2005 Porsche 911 | |
| Make | Cadillac | Porsche |
| Model | Seville | 911 |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4565 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 300 HP | 316 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 407 Nm | 370 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Bore Size | 93 mm | 96.1 mm |
| Engine Stroke Size | 84 mm | 82.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.3:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1806 kg | 1550 kg |
| Vehicle Length | 5110 mm | 4440 mm |
| Vehicle Width | 1910 mm | 1840 mm |
| Vehicle Height | 1420 mm | 1300 mm |
| Wheelbase Size | 2890 mm | 2360 mm |
| Fuel Consumption Overall | 15.7 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
