2009 Audi A4 vs. 1984 Audi Coupe
To start off, 2009 Audi A4 is newer by 25 year(s). Which means there will be less support and parts availability for 1984 Audi Coupe. In addition, the cost of maintenance, including insurance, on 1984 Audi Coupe would be higher. At 1,781 cc (4 cylinders), 1984 Audi Coupe is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (161 HP @ 5700 RPM) has 86 more horse power than 1984 Audi Coupe. (75 HP @ 4500 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1984 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 590 kg more than 1984 Audi Coupe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 A4 (225 Nm @ 1950 RPM) has 87 more torque (in Nm) than 1984 Audi Coupe. (138 Nm @ 2500 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Audi Coupe.
Compare all specifications:
| 2009 Audi A4 | 1984 Audi Coupe | |
| Make | Audi | Audi |
| Model | A4 | Coupe |
| Year Released | 2009 | 1984 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1781 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 161 HP | 75 HP |
| Engine RPM | 5700 RPM | 4500 RPM |
| Torque | 225 Nm | 138 Nm |
| Torque RPM | 1950 RPM | 2500 RPM |
| Engine Bore Size | 81 mm | 81.1 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Engine Compression Ratio | 9.0:1 | 8.8:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1540 kg | 950 kg |
| Vehicle Length | 4580 mm | 4360 mm |
| Vehicle Width | 1780 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1360 mm |
| Wheelbase Size | 2660 mm | 2550 mm |
| Fuel Tank Capacity | 70 L | 68 L |
