2009 Audi A6 vs. 1975 Audi 80
To start off, 2009 Audi A6 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 4,163 cc (8 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (350 HP @ 6800 RPM) has 240 more horse power than 1975 Audi 80. (110 HP @ 6100 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1975 Audi 80.
Because 2009 Audi A6 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 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 (441 Nm @ 3500 RPM) has 301 more torque (in Nm) than 1975 Audi 80. (140 Nm @ 5000 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1975 Audi 80. 2009 Audi A6 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 A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 1975 Audi 80 | |
| Make | Audi | Audi |
| Model | A6 | 80 |
| Year Released | 2009 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1588 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 350 HP | 110 HP |
| Engine RPM | 6800 RPM | 6100 RPM |
| Torque | 441 Nm | 140 Nm |
| Torque RPM | 3500 RPM | 5000 RPM |
| Engine Bore Size | 84.5 mm | 79.5 mm |
| Engine Stroke Size | 92.8 mm | 80 mm |
| Engine Compression Ratio | 12.5:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4930 mm | 4390 mm |
| Vehicle Width | 2040 mm | 1690 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2850 mm | 2550 mm |
| Fuel Tank Capacity | 80 L | 60 L |
