2009 Audi A6 vs. 1990 Porsche 911
To start off, 2009 Audi A6 is newer by 19 year(s). Which means there will be less support and parts availability for 1990 Porsche 911. In addition, the cost of maintenance, including insurance, on 1990 Porsche 911 would be higher. At 3,164 cc (6 cylinders), 1990 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (229 HP @ 4000 RPM) has 1 more horse power than 1990 Porsche 911. (228 HP @ 5900 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1990 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 1990 Porsche 911 weights approximately 306 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 2009 Audi A6 (450 Nm @ 1400 RPM) has 164 more torque (in Nm) than 1990 Porsche 911. (286 Nm @ 4800 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1990 Porsche 911. 2009 Audi A6 has automatic transmission and 1990 Porsche 911 has manual transmission. 1990 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 1990 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A6 | 911 |
| Year Released | 2009 | 1990 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 2966 cc | 3164 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 229 HP | 228 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 450 Nm | 286 Nm |
| Torque RPM | 1400 RPM | 4800 RPM |
| Engine Bore Size | 83 mm | 95 mm |
| Engine Stroke Size | 91.4 mm | 74.4 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 930 kg | 1236 kg |
| Vehicle Length | 4940 mm | 4300 mm |
| Vehicle Width | 1470 mm | 1660 mm |
| Vehicle Height | 1860 mm | 1330 mm |
| Wheelbase Size | 2850 mm | 2280 mm |
| Fuel Tank Capacity | 70 L | 80 L |
