1981 BMW 745 vs. 1990 Porsche 928
To start off, 1990 Porsche 928 is newer by 9 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 4,957 cc (8 cylinders), 1990 Porsche 928 is equipped with a bigger engine. In terms of performance, 1990 Porsche 928 (330 HP @ 6200 RPM) has 78 more horse power than 1981 BMW 745. (252 HP @ 5200 RPM) In normal driving conditions, 1990 Porsche 928 should accelerate faster than 1981 BMW 745. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 745 weights approximately 16 kg more than 1990 Porsche 928.
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, 1990 Porsche 928 (430 Nm @ 4100 RPM) has 50 more torque (in Nm) than 1981 BMW 745. (380 Nm @ 2200 RPM). This means 1990 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 745. 1981 BMW 745 has automatic transmission and 1990 Porsche 928 has manual transmission. 1990 Porsche 928 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1981 BMW 745 will be easier to drive especially in heavy traffic.
Compare all specifications:
1981 BMW 745 | 1990 Porsche 928 | |
Make | BMW | Porsche |
Model | 745 | 928 |
Year Released | 1981 | 1990 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 3430 cc | 4957 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 252 HP | 330 HP |
Engine RPM | 5200 RPM | 6200 RPM |
Torque | 380 Nm | 430 Nm |
Torque RPM | 2200 RPM | 4100 RPM |
Engine Bore Size | 92 mm | 100 mm |
Engine Stroke Size | 86 mm | 78.9 mm |
Top Speed | 227 km/hour | 274 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1596 kg | 1580 kg |
Vehicle Length | 4870 mm | 4450 mm |
Vehicle Width | 1810 mm | 1840 mm |
Vehicle Height | 1440 mm | 1290 mm |
Wheelbase Size | 2770 mm | 2510 mm |