1991 Audi V8 vs. 2008 Audi A8
To start off, 2008 Audi A8 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Audi V8. In addition, the cost of maintenance, including insurance, on 1991 Audi V8 would be higher. At 4,172 cc (8 cylinders), 1991 Audi V8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (350 HP @ 6800 RPM) has 70 more horse power than 1991 Audi V8. (280 HP @ 5800 RPM) In normal driving conditions, 2008 Audi A8 should accelerate faster than 1991 Audi V8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 248 kg more than 1991 Audi V8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2008 Audi A8 (442 Nm @ 3500 RPM) has 42 more torque (in Nm) than 1991 Audi V8. (400 Nm @ 4000 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi V8.
Compare all specifications:
| 1991 Audi V8 | 2008 Audi A8 | |
| Make | Audi | Audi |
| Model | V8 | A8 |
| Year Released | 1991 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 4163 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 280 HP | 350 HP |
| Engine RPM | 5800 RPM | 6800 RPM |
| Torque | 400 Nm | 442 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Top Speed | 244 km/hour | 209 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1712 kg | 1960 kg |
| Vehicle Length | 4880 mm | 5070 mm |
| Vehicle Width | 1820 mm | 1900 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2710 mm | 2950 mm |
