2003 Audi A8 vs. 1991 Porsche 928
To start off, 2003 Audi A8 is newer by 12 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 30 more horse power than 2003 Audi A8. (276 HP @ 3750 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 2003 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A8 weights approximately 350 kg more than 1991 Porsche 928.
Because 2003 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, 2003 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, 2003 Audi A8 (650 Nm @ 1800 RPM) has 242 more torque (in Nm) than 1991 Porsche 928. (408 Nm @ 4100 RPM). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 928. 2003 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. 2003 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 Audi A8 | 1991 Porsche 928 | |
Make | Audi | Porsche |
Model | A8 | 928 |
Year Released | 2003 | 1991 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 3936 cc | 4663 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 276 HP | 306 HP |
Engine RPM | 3750 RPM | 5900 RPM |
Torque | 650 Nm | 408 Nm |
Torque RPM | 1800 RPM | 4100 RPM |
Engine Bore Size | 81.1 mm | 97 mm |
Engine Stroke Size | 95.5 mm | 78.9 mm |
Engine Compression Ratio | 10.5:1 | 10.0:1 |
Fuel Type | Diesel | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1880 kg | 1530 kg |
Vehicle Length | 5060 mm | 4530 mm |
Vehicle Width | 1900 mm | 2060 mm |
Vehicle Height | 1450 mm | 1290 mm |
Wheelbase Size | 2770 mm | 2510 mm |
Fuel Tank Capacity | 90 L | 76 L |