2008 Cadillac STS vs. 1997 BMW 730
To start off, 2008 Cadillac STS is newer by 11 year(s). Which means there will be less support and parts availability for 1997 BMW 730. In addition, the cost of maintenance, including insurance, on 1997 BMW 730 would be higher. At 4,565 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (321 HP @ 6400 RPM) has 131 more horse power than 1997 BMW 730. (190 HP @ 5300 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 1997 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 67 kg more than 1997 BMW 730. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2008 Cadillac STS (427 Nm @ 4400 RPM) has 148 more torque (in Nm) than 1997 BMW 730. (279 Nm @ 3950 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1997 BMW 730.
Compare all specifications:
| 2008 Cadillac STS | 1997 BMW 730 | |
| Make | Cadillac | BMW |
| Model | STS | 730 |
| Year Released | 2008 | 1997 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 2792 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 190 HP |
| Engine RPM | 6400 RPM | 5300 RPM |
| Torque | 427 Nm | 279 Nm |
| Torque RPM | 4400 RPM | 3950 RPM |
| Engine Bore Size | 93 mm | 84 mm |
| Engine Stroke Size | 84 mm | 84 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1812 kg | 1745 kg |
| Vehicle Length | 4990 mm | 5130 mm |
| Vehicle Width | 1850 mm | 1870 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2960 mm | 2940 mm |
| Fuel Tank Capacity | 66 L | 90 L |
