1981 BMW 745 vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 27 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,596 cc (6 cylinders), 2008 Porsche 911 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 745 weights approximately 175 kg more than 2008 Porsche 911.
Because 2008 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 745. In wet, icy, snow, or gravel driving conditions, 2008 Porsche 911 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 10 more torque (in Nm) than 2008 Porsche 911. (370 Nm @ 4250 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2008 Porsche 911.
Compare all specifications:
| 1981 BMW 745 | 2008 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 745 | 911 |
| Year Released | 1981 | 2008 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3430 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 252 HP | 0 HP |
| Torque | 380 Nm | 370 Nm |
| Torque RPM | 2200 RPM | 4250 RPM |
| Engine Bore Size | 92 mm | 96 mm |
| Engine Stroke Size | 86 mm | 82.8 mm |
| Engine Compression Ratio | 8.0:1 | 11.3:1 |
| Top Speed | 220 km/hour | 280 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1590 kg | 1415 kg |
| Vehicle Length | 4870 mm | 4430 mm |
| Vehicle Width | 1810 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1320 mm |
| Wheelbase Size | 2800 mm | 2360 mm |
| Fuel Tank Capacity | 100 L | 67 L |
