2009 Audi A4 vs. 1981 BMW 525
To start off, 2009 Audi A4 is newer by 28 year(s). Which means there will be less support and parts availability for 1981 BMW 525. In addition, the cost of maintenance, including insurance, on 1981 BMW 525 would be higher. At 2,495 cc (6 cylinders), 1981 BMW 525 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (211 HP @ 4300 RPM) has 63 more horse power than 1981 BMW 525. (148 HP @ 5500 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1981 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 525 weights approximately 350 kg more than 2009 Audi A4.
Because 1981 BMW 525 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1981 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Audi A4 (351 Nm @ 1500 RPM) has 136 more torque (in Nm) than 1981 BMW 525. (215 Nm @ 4000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 525.
Compare all specifications:
2009 Audi A4 | 1981 BMW 525 | |
Make | Audi | BMW |
Model | A4 | 525 |
Year Released | 2009 | 1981 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 1984 cc | 2495 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 211 HP | 148 HP |
Engine RPM | 4300 RPM | 5500 RPM |
Torque | 351 Nm | 215 Nm |
Torque RPM | 1500 RPM | 4000 RPM |
Engine Bore Size | 82.5 mm | 86.1 mm |
Engine Stroke Size | 92.8 mm | 71.6 mm |
Drive Type | Front | Rear |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 930 kg | 1280 kg |
Vehicle Length | 4710 mm | 4780 mm |
Vehicle Width | 1840 mm | 1810 mm |
Vehicle Height | 1430 mm | 1440 mm |
Wheelbase Size | 2820 mm | 2630 mm |
Fuel Consumption Highway | 7.8 L/100km | 7.2 L/100km |
Fuel Consumption Overall | 9.4 L/100km | 9.4 L/100km |
Fuel Tank Capacity | 70 L | 70 L |