2005 Audi A6 vs. 1990 BMW Z1
To start off, 2005 Audi A6 is newer by 15 year(s). Which means there will be less support and parts availability for 1990 BMW Z1. In addition, the cost of maintenance, including insurance, on 1990 BMW Z1 would be higher. At 2,494 cc (6 cylinders), 1990 BMW Z1 is equipped with a bigger engine. In terms of performance, 1990 BMW Z1 (175 HP @ 5800 RPM) has 7 more horse power than 2005 Audi A6. (168 HP @ 6000 RPM) In normal driving conditions, 1990 BMW Z1 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 285 kg more than 1990 BMW Z1.
Because 1990 BMW Z1 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 Z1. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A6 (231 Nm @ 3200 RPM) has 1 more torque (in Nm) than 1990 BMW Z1. (230 Nm @ 4000 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1990 BMW Z1.
Compare all specifications:
| 2005 Audi A6 | 1990 BMW Z1 | |
| Make | Audi | BMW |
| Model | A6 | Z1 |
| Year Released | 2005 | 1990 |
| Body Type | Station Wagon | Roadster |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 168 HP | 175 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 231 Nm | 230 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 77.4 mm | 78.8 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1535 kg | 1250 kg |
| Vehicle Length | 4800 mm | 3960 mm |
| Vehicle Width | 1820 mm | 1810 mm |
| Vehicle Height | 1460 mm | 1280 mm |
| Wheelbase Size | 2660 mm | 2450 mm |
