2005 Audi S6 vs. 1987 BMW Z1
To start off, 2005 Audi S6 is newer by 18 year(s). Which means there will be less support and parts availability for 1987 BMW Z1. In addition, the cost of maintenance, including insurance, on 1987 BMW Z1 would be higher. At 4,172 cc (8 cylinders), 2005 Audi S6 is equipped with a bigger engine. In terms of performance, 2005 Audi S6 (335 HP @ 7000 RPM) has 160 more horse power than 1987 BMW Z1. (175 HP @ 5800 RPM). In normal driving conditions, 2005 Audi S6 should accelerate faster than 1987 BMW Z1. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S6 weights approximately 510 kg more than 1987 BMW Z1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 1987 BMW Z1. In wet, icy, snow, or gravel driving conditions, 2005 Audi S6 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, 2005 Audi S6 (420 Nm @ 3400 RPM) has 190 more torque (in Nm) than 1987 BMW Z1. (230 Nm @ 4000 RPM). This means 2005 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 1987 BMW Z1. 2005 Audi S6 has automatic transmission and 1987 BMW Z1 has manual transmission. 1987 BMW Z1 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi S6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi S6 | 1987 BMW Z1 | |
| Make | Audi | BMW |
| Model | S6 | Z1 |
| Year Released | 2005 | 1987 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2494 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 335 HP | 175 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 420 Nm | 230 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 93 mm | 78.8 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1760 kg | 1250 kg |
| Wheelbase Size | 2770 mm | 2450 mm |
