1980 BMW M5 vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 27 year(s). Which means there will be less support and parts availability for 1980 BMW M5. In addition, the cost of maintenance, including insurance, on 1980 BMW M5 would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (320 HP @ 6400 RPM) has 102 more horse power than 1980 BMW M5. (218 HP @ 5200 RPM) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1980 BMW M5. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 175 kg more than 1980 BMW M5. 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 123 more torque (in Nm) than 1980 BMW M5. (304 Nm @ 4000 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1980 BMW M5. 2007 Cadillac STS has automatic transmission and 1980 BMW M5 has manual transmission. 1980 BMW M5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1980 BMW M5 | 2007 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | M5 | STS |
| Year Released | 1980 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 218 HP | 320 HP |
| Engine RPM | 5200 RPM | 6400 RPM |
| Torque | 304 Nm | 427 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 93.4 mm | 93 mm |
| Engine Stroke Size | 84 mm | 84 mm |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1391 kg | 1566 kg |
| Vehicle Length | 4620 mm | 4990 mm |
| Vehicle Width | 1700 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2640 mm | 2960 mm |
| Fuel Tank Capacity | 70 L | 64 L |
