2007 BMW M6 vs. 1998 Porsche 911
To start off, 2007 BMW M6 is newer by 9 year(s). Which means there will be less support and parts availability for 1998 Porsche 911. In addition, the cost of maintenance, including insurance, on 1998 Porsche 911 would be higher. At 4,999 cc (10 cylinders), 2007 BMW M6 is equipped with a bigger engine. In terms of performance, 2007 BMW M6 (500 HP @ 7750 RPM) has 57 more horse power than 1998 Porsche 911. (443 HP @ 6000 RPM). In normal driving conditions, 2007 BMW M6 should accelerate faster than 1998 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M6 weights approximately 484 kg more than 1998 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1998 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M6. In wet, icy, snow, or gravel driving conditions, 1998 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, 1998 Porsche 911 (583 Nm @ 4500 RPM) has 64 more torque (in Nm) than 2007 BMW M6. (519 Nm @ 6100 RPM). This means 1998 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW M6.
Compare all specifications:
| 2007 BMW M6 | 1998 Porsche 911 | |
| Make | BMW | Porsche |
| Model | M6 | 911 |
| Year Released | 2007 | 1998 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4999 cc | 3600 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 500 HP | 443 HP |
| Engine RPM | 7750 RPM | 6000 RPM |
| Torque | 519 Nm | 583 Nm |
| Torque RPM | 6100 RPM | 4500 RPM |
| Engine Bore Size | 92 mm | 100 mm |
| Engine Stroke Size | 75.2 mm | 76.4 mm |
| Engine Compression Ratio | 12.0:1 | 8.0:1 |
| Top Speed | 249 km/hour | 296 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1940 kg | 1456 kg |
| Vehicle Length | 4880 mm | 4270 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1270 mm |
| Wheelbase Size | 2790 mm | 2280 mm |
| Fuel Tank Capacity | 70 L | 92 L |
