2007 BMW 523 vs. 1991 BMW 525
To start off, 2007 BMW 523 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 BMW 525. In addition, the cost of maintenance, including insurance, on 1991 BMW 525 would be higher. Both 2007 BMW 523 and 1991 BMW 525 are equipped with a 2,496 cc engine. In terms of performance, 2007 BMW 523 (175 HP @ 5800 RPM) has 32 more horse power than 1991 BMW 525. (143 HP @ 4800 RPM). In normal driving conditions, 2007 BMW 523 should accelerate faster than 1991 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW 525 weights approximately 70 kg more than 2007 BMW 523.
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 525 (260 Nm @ 2200 RPM) has 30 more torque (in Nm) than 2007 BMW 523. (230 Nm @ 3500 RPM). This means 1991 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 523.
Compare all specifications:
2007 BMW 523 | 1991 BMW 525 | |
Make | BMW | BMW |
Model | 523 | 525 |
Year Released | 2007 | 1991 |
Engine Position | Front | Front |
Engine Size | 2496 cc | 2496 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 175 HP | 143 HP |
Engine RPM | 5800 RPM | 4800 RPM |
Torque | 230 Nm | 260 Nm |
Torque RPM | 3500 RPM | 2200 RPM |
Engine Bore Size | 82 mm | 80 mm |
Engine Stroke Size | 78.8 mm | 83 mm |
Engine Compression Ratio | 11.0:1 | 22.0:1 |
Fuel Type | Gasoline | Diesel |
Acceleration 0-100mph | 8.5 seconds | 11.6 seconds |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 5 doors |
Vehicle Weight | 1490 kg | 1560 kg |
Vehicle Length | 4850 mm | 4730 mm |
Vehicle Width | 1470 mm | 1760 mm |
Vehicle Height | 1850 mm | 1420 mm |
Wheelbase Size | 2890 mm | 2770 mm |
Fuel Tank Capacity | 70 L | 80 L |