2009 Audi A8 vs. 1977 Porsche 911
To start off, 2009 Audi A8 is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Porsche 911. In addition, the cost of maintenance, including insurance, on 1977 Porsche 911 would be higher. At 3,299 cc (6 cylinders), 1977 Porsche 911 is equipped with a bigger engine. In terms of performance, 1977 Porsche 911 (296 HP) has 40 more horse power than 2009 Audi A8. (256 HP) In normal driving conditions, 1977 Porsche 911 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 1977 Porsche 911 weights approximately 190 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 1977 Porsche 911. 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, 1977 Porsche 911 (431 Nm @ 4000 RPM) has 101 more torque (in Nm) than 2009 Audi A8. (330 Nm @ 3250 RPM). This means 1977 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8. 2009 Audi A8 has automatic transmission and 1977 Porsche 911 has manual transmission. 1977 Porsche 911 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 | 1977 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A8 | 911 |
| Year Released | 2009 | 1977 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3123 cc | 3299 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 256 HP | 296 HP |
| Torque | 330 Nm | 431 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Engine Compression Ratio | 13.0:1 | 7.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 7.7 seconds | 5.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1160 kg | 1350 kg |
| Vehicle Length | 5060 mm | 4300 mm |
| Vehicle Width | 1900 mm | 1780 mm |
| Vehicle Height | 1450 mm | 1320 mm |
| Wheelbase Size | 2950 mm | 2270 mm |
| Fuel Tank Capacity | 90 L | 80 L |
