1985 BMW 628 vs. 1978 Porsche 911
To start off, 1985 BMW 628 is newer by 7 year(s). Which means there will be less support and parts availability for 1978 Porsche 911. In addition, the cost of maintenance, including insurance, on 1978 Porsche 911 would be higher. At 2,994 cc (6 cylinders), 1978 Porsche 911 is equipped with a bigger engine. In terms of performance, 1978 Porsche 911 (185 HP @ 5500 RPM) has 4 more horse power than 1985 BMW 628. (181 HP @ 6000 RPM) In normal driving conditions, 1978 Porsche 911 should accelerate faster than 1985 BMW 628. With that said, vehicle weight also plays an important factor in acceleration. 1985 BMW 628 weights approximately 290 kg more than 1978 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, 1978 Porsche 911 (265 Nm @ 4100 RPM) has 25 more torque (in Nm) than 1985 BMW 628. (240 Nm @ 4000 RPM). This means 1978 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1985 BMW 628.
Compare all specifications:
| 1985 BMW 628 | 1978 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 628 | 911 |
| Year Released | 1985 | 1978 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2788 cc | 2994 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 181 HP | 185 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 240 Nm | 265 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Engine Compression Ratio | 9.3:1 | 8.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1470 kg | 1180 kg |
| Vehicle Length | 4760 mm | 4300 mm |
| Vehicle Width | 1730 mm | 1660 mm |
| Vehicle Height | 1370 mm | 1330 mm |
| Wheelbase Size | 2640 mm | 2280 mm |
| Fuel Tank Capacity | 70 L | 80 L |
