2004 Audi A4 vs. 1991 Audi Coupe
To start off, 2004 Audi A4 is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Audi Coupe. In addition, the cost of maintenance, including insurance, on 1991 Audi Coupe would be higher. At 1,982 cc (4 cylinders), 1991 Audi Coupe is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (170 HP @ 6500 RPM) has 59 more horse power than 1991 Audi Coupe. (111 HP @ 5300 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1991 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 520 kg more than 1991 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, 2004 Audi A4 (235 Nm) has 67 more torque (in Nm) than 1991 Audi Coupe. (168 Nm). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi Coupe.
Compare all specifications:
| 2004 Audi A4 | 1991 Audi Coupe | |
| Make | Audi | Audi |
| Model | A4 | Coupe |
| Year Released | 2004 | 1991 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1784 cc | 1982 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 170 HP | 111 HP |
| Engine RPM | 6500 RPM | 5300 RPM |
| Torque | 235 Nm | 168 Nm |
| Engine Bore Size | 81 mm | 82.5 mm |
| Engine Stroke Size | 86 mm | 92.8 mm |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1650 kg | 1130 kg |
| Vehicle Length | 4580 mm | 4490 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2580 mm | 2560 mm |
| Fuel Tank Capacity | 70 L | 64 L |
