2004 Audi A6 vs. 1990 BMW 850
To start off, 2004 Audi A6 is newer by 14 year(s). Which means there will be less support and parts availability for 1990 BMW 850. In addition, the cost of maintenance, including insurance, on 1990 BMW 850 would be higher. At 4,988 cc (12 cylinders), 1990 BMW 850 is equipped with a bigger engine. In terms of performance, 1990 BMW 850 (297 HP @ 5200 RPM) has 32 more horse power than 2004 Audi A6. (265 HP @ 4000 RPM) In normal driving conditions, 1990 BMW 850 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 5 kg more than 1990 BMW 850.
Because 1990 BMW 850 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1990 BMW 850. However, in wet, icy, snow, or gravel driving conditions, 2004 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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, 1990 BMW 850 (450 Nm) has 100 more torque (in Nm) than 2004 Audi A6. (350 Nm). This means 1990 BMW 850 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 1990 BMW 850 | |
| Make | Audi | BMW |
| Model | A6 | 850 |
| Year Released | 2004 | 1990 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 4988 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | V | V |
| Horse Power | 265 HP | 297 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 350 Nm | 450 Nm |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 86 mm | 75 mm |
| Engine Compression Ratio | 9.3:1 | 8.8:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1795 kg | 1790 kg |
| Vehicle Length | 4880 mm | 4790 mm |
| Vehicle Width | 1940 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1350 mm |
| Wheelbase Size | 2770 mm | 2690 mm |
| Fuel Tank Capacity | 70 L | 52 L |
