2009 Cadillac STS vs. 1997 Cadillac Eldorado
To start off, 2009 Cadillac STS is newer by 12 year(s). Which means there will be less support and parts availability for 1997 Cadillac Eldorado. In addition, the cost of maintenance, including insurance, on 1997 Cadillac Eldorado would be higher. Both 2009 Cadillac STS and 1997 Cadillac Eldorado are equipped with a 4,565 cc engine. In terms of performance, 2009 Cadillac STS (321 HP @ 6400 RPM) has 20 more horse power than 1997 Cadillac Eldorado. (301 HP @ 6000 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1997 Cadillac Eldorado. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 55 kg more than 1997 Cadillac Eldorado. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 1997 Cadillac Eldorado. In wet, icy, snow, or gravel driving conditions, 2009 Cadillac STS 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, 2009 Cadillac STS (427 Nm @ 4400 RPM) has 22 more torque (in Nm) than 1997 Cadillac Eldorado. (405 Nm @ 4400 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1997 Cadillac Eldorado.
Compare all specifications:
| 2009 Cadillac STS | 1997 Cadillac Eldorado | |
| Make | Cadillac | Cadillac |
| Model | STS | Eldorado |
| Year Released | 2009 | 1997 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4565 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 301 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 427 Nm | 405 Nm |
| Torque RPM | 4400 RPM | 4400 RPM |
| Engine Bore Size | 93 mm | 93 mm |
| Engine Stroke Size | 84 mm | 84 mm |
| Engine Compression Ratio | 10.5:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1820 kg | 1765 kg |
| Vehicle Length | 4990 mm | 5100 mm |
| Vehicle Width | 1850 mm | 1920 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2960 mm | 2750 mm |
| Fuel Tank Capacity | 66 L | 72 L |
