1981 BMW 528 vs. 2006 Cadillac SRX
To start off, 2006 Cadillac SRX is newer by 25 year(s). Which means there will be less support and parts availability for 1981 BMW 528. In addition, the cost of maintenance, including insurance, on 1981 BMW 528 would be higher. At 3,563 cc (6 cylinders), 2006 Cadillac SRX is equipped with a bigger engine. In terms of performance, 2006 Cadillac SRX (260 HP @ 6500 RPM) has 79 more horse power than 1981 BMW 528. (181 HP @ 5800 RPM) In normal driving conditions, 2006 Cadillac SRX should accelerate faster than 1981 BMW 528. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac SRX weights approximately 589 kg more than 1981 BMW 528. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Cadillac SRX is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 528. In wet, icy, snow, or gravel driving conditions, 2006 Cadillac SRX 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, 2006 Cadillac SRX (344 Nm @ 2800 RPM) has 104 more torque (in Nm) than 1981 BMW 528. (240 Nm @ 4200 RPM). This means 2006 Cadillac SRX will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 528. 2006 Cadillac SRX has automatic transmission and 1981 BMW 528 has manual transmission. 1981 BMW 528 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Cadillac SRX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 BMW 528 | 2006 Cadillac SRX | |
| Make | BMW | Cadillac |
| Model | 528 | SRX |
| Year Released | 1981 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 3563 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 181 HP | 260 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 240 Nm | 344 Nm |
| Torque RPM | 4200 RPM | 2800 RPM |
| Engine Bore Size | 86 mm | 94 mm |
| Engine Stroke Size | 80 mm | 85.6 mm |
| Engine Compression Ratio | 9.3:1 | 10.2:1 |
| Top Speed | 212 km/hour | 201 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1300 kg | 1889 kg |
| Vehicle Length | 4630 mm | 4960 mm |
| Vehicle Width | 1710 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1730 mm |
| Wheelbase Size | 2630 mm | 2950 mm |
| Fuel Tank Capacity | 70 L | 76 L |
