1981 BMW 725 vs. 1997 Porsche 911
To start off, 1997 Porsche 911 is newer by 16 year(s). Which means there will be less support and parts availability for 1981 BMW 725. In addition, the cost of maintenance, including insurance, on 1981 BMW 725 would be higher. At 3,164 cc (6 cylinders), 1997 Porsche 911 is equipped with a bigger engine. In terms of performance, 1997 Porsche 911 (537 HP @ 7000 RPM) has 389 more horse power than 1981 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 1997 Porsche 911 should accelerate faster than 1981 BMW 725.
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, 1997 Porsche 911 (600 Nm @ 4250 RPM) has 385 more torque (in Nm) than 1981 BMW 725. (215 Nm @ 4000 RPM). This means 1997 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 725.
Compare all specifications:
1981 BMW 725 | 1997 Porsche 911 | |
Make | BMW | Porsche |
Model | 725 | 911 |
Year Released | 1981 | 1997 |
Body Type | Sedan | Coupe |
Engine Position | Front | Middle |
Engine Size | 2493 cc | 3164 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | boxer |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 148 HP | 537 HP |
Engine RPM | 5500 RPM | 7000 RPM |
Torque | 215 Nm | 600 Nm |
Torque RPM | 4000 RPM | 4250 RPM |
Engine Bore Size | 86 mm | 95 mm |
Engine Stroke Size | 71.6 mm | 74.4 mm |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Doors | 4 doors | 2 doors |
Vehicle Length | 4870 mm | 4710 mm |
Vehicle Width | 1810 mm | 1960 mm |
Vehicle Height | 1440 mm | 1170 mm |
Wheelbase Size | 2810 mm | 2280 mm |