1985 BMW M5 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 22 year(s). Which means there will be less support and parts availability for 1985 BMW M5. In addition, the cost of maintenance, including insurance, on 1985 BMW M5 would be higher. At 3,596 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (321 HP @ 6800 RPM) has 65 more horse power than 1985 BMW M5. (256 HP @ 4800 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1985 BMW M5. With that said, vehicle weight also plays an important factor in acceleration. 1985 BMW M5 weights approximately 15 kg more than 2007 Porsche 911.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1985 BMW M5. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Porsche 911 (370 Nm @ 4250 RPM) has 80 more torque (in Nm) than 1985 BMW M5. (290 Nm @ 4500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1985 BMW M5.
Compare all specifications:
| 1985 BMW M5 | 2007 Porsche 911 | |
| Make | BMW | Porsche |
| Model | M5 | 911 |
| Year Released | 1985 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 3453 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 256 HP | 321 HP |
| Engine RPM | 4800 RPM | 6800 RPM |
| Torque | 290 Nm | 370 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Bore Size | 91.9 mm | 96.1 mm |
| Engine Stroke Size | 86.1 mm | 82.8 mm |
| Engine Compression Ratio | 8.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 6.1 seconds | 5.2 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1500 kg | 1485 kg |
| Vehicle Length | 4630 mm | 4440 mm |
| Vehicle Width | 1710 mm | 1780 mm |
| Vehicle Height | 1410 mm | 1310 mm |
| Wheelbase Size | 2580 mm | 2360 mm |
| Fuel Consumption Highway | 9.7 L/100km | 9.1 L/100km |
| Fuel Consumption City | 16.5 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 8.6 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
