2009 Audi A8 vs. 1975 Audi 80
To start off, 2009 Audi A8 is newer by 34 year(s). Which means there will be less support and parts availability for 1975 Audi 80. In addition, the cost of maintenance, including insurance, on 1975 Audi 80 would be higher. At 4,172 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (330 HP @ 6500 RPM) has 255 more horse power than 1975 Audi 80. (75 HP @ 5500 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 1975 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 943 kg more than 1975 Audi 80. 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 1975 Audi 80. 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, 2009 Audi A8 (430 Nm @ 3500 RPM) has 318 more torque (in Nm) than 1975 Audi 80. (112 Nm @ 3200 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1975 Audi 80. 2009 Audi A8 has automatic transmission and 1975 Audi 80 has manual transmission. 1975 Audi 80 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 | 1975 Audi 80 | |
| Make | Audi | Audi |
| Model | A8 | 80 |
| Year Released | 2009 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1588 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 330 HP | 75 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 430 Nm | 112 Nm |
| Torque RPM | 3500 RPM | 3200 RPM |
| Engine Bore Size | 84.5 mm | 79.5 mm |
| Engine Stroke Size | 93 mm | 80 mm |
| Engine Compression Ratio | 11.0:1 | 8.2:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1855 kg | 912 kg |
| Vehicle Length | 5060 mm | 4390 mm |
| Vehicle Width | 1900 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2950 mm | 2550 mm |
| Fuel Tank Capacity | 90 L | 60 L |
