2009 Audi A8 vs. 1991 Porsche 928
To start off, 2009 Audi A8 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 5,397 cc (8 cylinders), 1991 Porsche 928 is equipped with a bigger engine. In terms of performance, 1991 Porsche 928 (345 HP @ 5700 RPM) has 115 more horse power than 2009 Audi A8. (230 HP @ 4000 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 928 weights approximately 670 kg more than 2009 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 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 A8 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 (500 Nm @ 4250 RPM) has 50 more torque (in Nm) than 2009 Audi A8. (450 Nm @ 1400 RPM). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8. 2009 Audi A8 has automatic transmission and 1991 Porsche 928 has manual transmission. 1991 Porsche 928 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Audi A8 | 1991 Porsche 928 | |
Make | Audi | Porsche |
Model | A8 | 928 |
Year Released | 2009 | 1991 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 2965 cc | 5397 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Horse Power | 230 HP | 345 HP |
Engine RPM | 4000 RPM | 5700 RPM |
Torque | 450 Nm | 500 Nm |
Torque RPM | 1400 RPM | 4250 RPM |
Engine Bore Size | 83 mm | 100.1 mm |
Engine Stroke Size | 91.4 mm | 85.9 mm |
Engine Compression Ratio | 17.0:1 | 10.4:1 |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 930 kg | 1600 kg |
Vehicle Length | 5190 mm | 4450 mm |
Vehicle Width | 1900 mm | 1860 mm |
Vehicle Height | 1450 mm | 1290 mm |
Wheelbase Size | 3080 mm | 2510 mm |
Fuel Tank Capacity | 90 L | 86 L |