2004 BMW 645 vs. 1989 Porsche 911
To start off, 2004 BMW 645 is newer by 15 year(s). Which means there will be less support and parts availability for 1989 Porsche 911. In addition, the cost of maintenance, including insurance, on 1989 Porsche 911 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, both vehicles can yield 328 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 480 kg more than 1989 Porsche 911.
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, 1989 Porsche 911 (854 Nm) has 403 more torque (in Nm) than 2004 BMW 645. (451 Nm). This means 1989 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 645.
Compare all specifications:
| 2004 BMW 645 | 1989 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 645 | 911 |
| Year Released | 2004 | 1989 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4398 cc | 3385 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 328 HP | 328 HP |
| Torque | 451 Nm | 854 Nm |
| Top Speed | 250 km/hour | 348 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1815 kg | 1335 kg |
| Wheelbase Size | 2790 mm | 2290 mm |
