1991 BMW M12 vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 BMW M12. In addition, the cost of maintenance, including insurance, on 1991 BMW M12 would be higher. At 4,988 cc (12 cylinders), 1991 BMW M12 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (350 HP @ 6600 RPM) has 54 more horse power than 1991 BMW M12. (296 HP @ 5200 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 1991 BMW M12.
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, 1991 BMW M12 (450 Nm @ 4100 RPM) has 50 more torque (in Nm) than 2009 Porsche 911. (400 Nm @ 4600 RPM). This means 1991 BMW M12 will have an easier job in driving up hills or pulling heavy equipment than 2009 Porsche 911.
Compare all specifications:
| 1991 BMW M12 | 2009 Porsche 911 | |
| Make | BMW | Porsche |
| Model | M12 | 911 |
| Year Released | 1991 | 2009 |
| Body Type | Coupe | Coupe |
| Engine Position | Middle | Rear |
| Engine Size | 4988 cc | 3823 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 296 HP | 350 HP |
| Engine RPM | 5200 RPM | 6600 RPM |
| Torque | 450 Nm | 400 Nm |
| Torque RPM | 4100 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 96 mm |
| Engine Stroke Size | 75 mm | 82.8 mm |
| Engine Compression Ratio | 8.8:1 | 11.3:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4370 mm | 4440 mm |
| Vehicle Width | 2000 mm | 1310 mm |
| Vehicle Height | 1110 mm | 1780 mm |
| Wheelbase Size | 2610 mm | 2360 mm |
