2006 BMW 525 vs. 1991 BMW M12
To start off, 2006 BMW 525 is newer by 15 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, 1991 BMW M12 (296 HP @ 5200 RPM) has 81 more horse power than 2006 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 1991 BMW M12 should accelerate faster than 2006 BMW 525.
Because 2006 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 1991 BMW M12. In wet, icy, snow, or gravel driving conditions, 2006 BMW 525 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, 1991 BMW M12 (450 Nm @ 4100 RPM) has 200 more torque (in Nm) than 2006 BMW 525. (250 Nm @ 2750 RPM). This means 1991 BMW M12 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525.
Compare all specifications:
2006 BMW 525 | 1991 BMW M12 | |
Make | BMW | BMW |
Model | 525 | M12 |
Year Released | 2006 | 1991 |
Body Type | Sedan | Coupe |
Engine Position | Front | Middle |
Engine Size | 2497 cc | 4988 cc |
Engine Cylinders | 6 cylinders | 12 cylinders |
Engine Type | in-line | V |
Horse Power | 215 HP | 296 HP |
Engine RPM | 6500 RPM | 5200 RPM |
Torque | 250 Nm | 450 Nm |
Torque RPM | 2750 RPM | 4100 RPM |
Engine Bore Size | 78.8 mm | 84 mm |
Engine Stroke Size | 82 mm | 75 mm |
Engine Compression Ratio | 11.0:1 | 8.8:1 |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Length | 4850 mm | 4370 mm |
Vehicle Width | 1850 mm | 2000 mm |
Vehicle Height | 1470 mm | 1110 mm |
Wheelbase Size | 2890 mm | 2610 mm |