1991 Audi Coupe vs. 2005 Audi A8
To start off, 2005 Audi A8 is newer by 14 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 4,170 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (330 HP @ 6500 RPM) has 158 more horse power than 1991 Audi Coupe. (172 HP @ 5500 RPM) In normal driving conditions, 2005 Audi A8 should accelerate faster than 1991 Audi Coupe. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 455 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 2005 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, 2005 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, 2005 Audi A8 (430 Nm @ 3500 RPM) has 180 more torque (in Nm) than 1991 Audi Coupe. (250 Nm @ 3000 RPM). This means 2005 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 | 2005 Audi A8 | |
| Make | Audi | Audi |
| Model | Coupe | A8 |
| Year Released | 1991 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 4170 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 172 HP | 330 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 250 Nm | 430 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 93 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 | 1855 kg |
| Vehicle Length | 4370 mm | 5060 mm |
| Vehicle Width | 1720 mm | 1900 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2560 mm | 2770 mm |
| Fuel Tank Capacity | 80 L | 90 L |
