2009 Audi A6 vs. 1991 Audi Coupe
To start off, 2009 Audi A6 is newer by 18 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 2,995 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (300 HP @ 5100 RPM) has 125 more horse power than 1991 Audi Coupe. (175 HP @ 5500 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1991 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi Coupe weights approximately 425 kg more than 2009 Audi A6.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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 A6 (420 Nm @ 2500 RPM) has 171 more torque (in Nm) than 1991 Audi Coupe. (249 Nm @ 3000 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi Coupe. 2009 Audi A6 has automatic transmission and 1991 Audi Coupe has manual transmission. 1991 Audi Coupe 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 | 1991 Audi Coupe | |
| Make | Audi | Audi |
| Model | A6 | Coupe |
| Year Released | 2009 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 2771 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 300 HP | 175 HP |
| Engine RPM | 5100 RPM | 5500 RPM |
| Torque | 420 Nm | 249 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 895 kg | 1320 kg |
| Vehicle Length | 4930 mm | 4370 mm |
| Vehicle Width | 2040 mm | 1720 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2850 mm | 2560 mm |
