2009 Audi A4 vs. 1991 Porsche 928
To start off, 2009 Audi A4 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Porsche 928. In addition, the cost of maintenance, including insurance, on 1991 Porsche 928 would be higher. At 4,663 cc (8 cylinders), 1991 Porsche 928 is equipped with a bigger engine. In terms of performance, 1991 Porsche 928 (306 HP @ 5900 RPM) has 192 more horse power than 2009 Audi A4. (114 HP @ 4000 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 928 weights approximately 100 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Porsche 928. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 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 Porsche 928 (408 Nm @ 4100 RPM) has 123 more torque (in Nm) than 2009 Audi A4. (285 Nm @ 1900 RPM). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
2009 Audi A4 | 1991 Porsche 928 | |
Make | Audi | Porsche |
Model | A4 | 928 |
Year Released | 2009 | 1991 |
Body Type | Station Wagon | Coupe |
Engine Position | Front | Front |
Engine Size | 1896 cc | 4663 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 114 HP | 306 HP |
Engine RPM | 4000 RPM | 5900 RPM |
Torque | 285 Nm | 408 Nm |
Torque RPM | 1900 RPM | 4100 RPM |
Engine Bore Size | 79.6 mm | 97 mm |
Engine Stroke Size | 95.5 mm | 78.9 mm |
Engine Compression Ratio | 19.0:1 | 10.0:1 |
Fuel Type | Diesel | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1430 kg | 1530 kg |
Vehicle Length | 4550 mm | 4530 mm |
Vehicle Width | 1780 mm | 2060 mm |
Vehicle Height | 1430 mm | 1290 mm |
Wheelbase Size | 2660 mm | 2510 mm |
Fuel Tank Capacity | 70 L | 76 L |