1999 Audi TT vs. 1990 BMW Z1
To start off, 1999 Audi TT is newer by 9 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, 1999 Audi TT (178 HP @ 5900 RPM) has 3 more horse power than 1990 BMW Z1. (175 HP @ 5800 RPM). In normal driving conditions, 1999 Audi TT should accelerate faster than 1990 BMW Z1. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi TT weights approximately 215 kg more than 1990 BMW Z1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 1990 BMW Z1. In wet, icy, snow, or gravel driving conditions, 1999 Audi TT 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, 1999 Audi TT (235 Nm @ 2200 RPM) has 5 more torque (in Nm) than 1990 BMW Z1. (230 Nm @ 4000 RPM). This means 1999 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1990 BMW Z1.
Compare all specifications:
| 1999 Audi TT | 1990 BMW Z1 | |
| Make | Audi | BMW |
| Model | TT | Z1 |
| Year Released | 1999 | 1990 |
| Body Type | Coupe | Roadster |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2494 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 178 HP | 175 HP |
| Engine RPM | 5900 RPM | 5800 RPM |
| Torque | 235 Nm | 230 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 86.4 mm | 78.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Vehicle Weight | 1465 kg | 1250 kg |
| Vehicle Length | 4050 mm | 3960 mm |
| Vehicle Width | 1770 mm | 1810 mm |
| Vehicle Height | 1350 mm | 1280 mm |
| Wheelbase Size | 2440 mm | 2450 mm |
