1991 Audi Coupe vs. 2006 Audi A8
To start off, 2006 Audi A8 is newer by 15 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 3,697 cc (8 cylinders), 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (276 HP @ 6000 RPM) has 104 more horse power than 1991 Audi Coupe. (172 HP @ 5500 RPM) In normal driving conditions, 2006 Audi A8 should accelerate faster than 1991 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 370 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.
Because 2006 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Audi Coupe. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Audi A8 (360 Nm @ 3750 RPM) has 110 more torque (in Nm) than 1991 Audi Coupe. (250 Nm @ 3000 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi Coupe.
Compare all specifications:
| 1991 Audi Coupe | 2006 Audi A8 | |
| Make | Audi | Audi |
| Model | Coupe | A8 |
| Year Released | 1991 | 2006 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 3697 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 172 HP | 276 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 250 Nm | 360 Nm |
| Torque RPM | 3000 RPM | 3750 RPM |
| Engine Bore Size | 82.5 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 82.4 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1400 kg | 1770 kg |
| Vehicle Length | 4370 mm | 5060 mm |
| Vehicle Width | 1720 mm | 1900 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2560 mm | 2950 mm |
| Fuel Tank Capacity | 80 L | 90 L |
