1981 BMW 725 vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 28 year(s). Which means there will be less support and parts availability for 1981 BMW 725. In addition, the cost of maintenance, including insurance, on 1981 BMW 725 would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (320 HP @ 6400 RPM) has 172 more horse power than 1981 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1981 BMW 725.
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, 2009 Cadillac STS (427 Nm @ 4400 RPM) has 212 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
1981 BMW 725 | 2009 Cadillac STS | |
Make | BMW | Cadillac |
Model | 725 | STS |
Year Released | 1981 | 2009 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2493 cc | 4565 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 148 HP | 320 HP |
Engine RPM | 5500 RPM | 6400 RPM |
Torque | 215 Nm | 427 Nm |
Torque RPM | 4000 RPM | 4400 RPM |
Engine Compression Ratio | 9.6:1 | 10.2:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Length | 4870 mm | 5000 mm |
Vehicle Width | 1810 mm | 1850 mm |
Vehicle Height | 1440 mm | 1470 mm |
Wheelbase Size | 2810 mm | 2960 mm |