1986 BMW M5 vs. 2006 Cadillac STS
To start off, 2006 Cadillac STS is newer by 20 year(s). Which means there will be less support and parts availability for 1986 BMW M5. In addition, the cost of maintenance, including insurance, on 1986 BMW M5 would be higher. At 4,556 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (320 HP @ 6400 RPM) has 102 more horse power than 1986 BMW M5. (218 HP @ 5200 RPM) In normal driving conditions, 2006 Cadillac STS should accelerate faster than 1986 BMW M5.
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, 2006 Cadillac STS (428 Nm @ 4400 RPM) has 118 more torque (in Nm) than 1986 BMW M5. (310 Nm @ 4000 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1986 BMW M5.
Compare all specifications:
| 1986 BMW M5 | 2006 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | M5 | STS |
| Year Released | 1986 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3428 cc | 4556 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 218 HP | 320 HP |
| Engine RPM | 5200 RPM | 6400 RPM |
| Torque | 310 Nm | 428 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 92 mm | 93 mm |
| Engine Stroke Size | 86 mm | 84 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4630 mm | 4990 mm |
| Vehicle Width | 1710 mm | 1850 mm |
| Vehicle Height | 1300 mm | 1470 mm |
| Wheelbase Size | 2630 mm | 2960 mm |
| Fuel Tank Capacity | 120 L | 64 L |
