1983 BMW 525 vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 24 year(s). Which means there will be less support and parts availability for 1983 BMW 525. In addition, the cost of maintenance, including insurance, on 1983 BMW 525 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 (322 HP @ 6400 RPM) has 199 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 320 kg more than 1983 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 1983 BMW 525. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 187 more torque (in Nm) than 1983 BMW 525. (240 Nm @ 3250 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 525.
Compare all specifications:
| 1983 BMW 525 | 2007 Cadillac STS | |
| Make | BMW | Cadillac |
| Model | 525 | STS |
| Year Released | 1983 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2691 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 322 HP |
| Engine RPM | 4250 RPM | 6400 RPM |
| Torque | 240 Nm | 427 Nm |
| Torque RPM | 3250 RPM | 4400 RPM |
| Engine Bore Size | 84 mm | 93 mm |
| Engine Stroke Size | 81 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Top Speed | 183 km/hour | 250 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1500 kg | 1820 kg |
| Vehicle Length | 4630 mm | 4990 mm |
| Vehicle Width | 1710 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2960 mm |
| Fuel Tank Capacity | 70 L | 66 L |
