2006 Audi A8 vs. 1993 BMW 840
To start off, 2006 Audi A8 is newer by 13 year(s). Which means there will be less support and parts availability for 1993 BMW 840. In addition, the cost of maintenance, including insurance, on 1993 BMW 840 would be higher. At 4,134 cc (8 cylinders), 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (322 HP @ 3750 RPM) has 39 more horse power than 1993 BMW 840. (283 HP @ 5800 RPM). In normal driving conditions, 2006 Audi A8 should accelerate faster than 1993 BMW 840. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 205 kg more than 1993 BMW 840. 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 1993 BMW 840. 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 (650 Nm @ 1600 RPM) has 250 more torque (in Nm) than 1993 BMW 840. (400 Nm @ 5100 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1993 BMW 840.
Compare all specifications:
| 2006 Audi A8 | 1993 BMW 840 | |
| Make | Audi | BMW |
| Model | A8 | 840 |
| Year Released | 2006 | 1993 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4134 cc | 3982 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 283 HP |
| Engine RPM | 3750 RPM | 5800 RPM |
| Torque | 650 Nm | 400 Nm |
| Torque RPM | 1600 RPM | 5100 RPM |
| Engine Bore Size | 83 mm | 89 mm |
| Engine Stroke Size | 95.5 mm | 80 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1945 kg | 1740 kg |
| Vehicle Length | 5070 mm | 4790 mm |
| Vehicle Width | 1900 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1350 mm |
| Wheelbase Size | 2950 mm | 2690 mm |
| Fuel Tank Capacity | 90 L | 63 L |
