2006 Audi A8 vs. 1991 BMW 318
To start off, 2006 Audi A8 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 BMW 318. In addition, the cost of maintenance, including insurance, on 1991 BMW 318 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 136 more horse power than 1991 BMW 318. (140 HP @ 6000 RPM). In normal driving conditions, 2006 Audi A8 should accelerate faster than 1991 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 530 kg more than 1991 BMW 318. 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 BMW 318. 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 185 more torque (in Nm) than 1991 BMW 318. (175 Nm @ 4500 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 318. 2006 Audi A8 has automatic transmission and 1991 BMW 318 has manual transmission. 1991 BMW 318 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A8 | 1991 BMW 318 | |
| Make | Audi | BMW |
| Model | A8 | 318 |
| Year Released | 2006 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3697 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 276 HP | 140 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 360 Nm | 175 Nm |
| Torque RPM | 3750 RPM | 4500 RPM |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 208 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 10.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1770 kg | 1240 kg |
| Vehicle Length | 5060 mm | 4440 mm |
| Vehicle Width | 1900 mm | 1720 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2950 mm | 2710 mm |
| Fuel Tank Capacity | 90 L | 65 L |
