2000 Audi A8 vs. 1991 Porsche 911
To start off, 2000 Audi A8 is newer by 9 year(s). Which means there will be less support and parts availability for 1991 Porsche 911. In addition, the cost of maintenance, including insurance, on 1991 Porsche 911 would be higher. At 4,172 cc (8 cylinders), 2000 Audi A8 is equipped with a bigger engine. In terms of performance, 2000 Audi A8 (330 HP @ 6200 RPM) has 102 more horse power than 1991 Porsche 911. (228 HP @ 5900 RPM). In normal driving conditions, 2000 Audi A8 should accelerate faster than 1991 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2000 Audi A8 weights approximately 640 kg more than 1991 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2000 Audi A8 (431 Nm @ 3000 RPM) has 145 more torque (in Nm) than 1991 Porsche 911. (286 Nm @ 4800 RPM). This means 2000 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 911.
Compare all specifications:
| 2000 Audi A8 | 1991 Porsche 911 | |
| Make | Audi | Porsche |
| Model | A8 | 911 |
| Year Released | 2000 | 1991 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 4172 cc | 3163 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 330 HP | 228 HP |
| Engine RPM | 6200 RPM | 5900 RPM |
| Torque | 431 Nm | 286 Nm |
| Torque RPM | 3000 RPM | 4800 RPM |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1815 kg | 1175 kg |
| Vehicle Length | 5190 mm | 4300 mm |
| Vehicle Width | 1900 mm | 1660 mm |
| Vehicle Height | 1460 mm | 1260 mm |
