2006 Audi A4 vs. 1991 BMW Z1
To start off, 2006 Audi A4 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 BMW Z1. In addition, the cost of maintenance, including insurance, on 1991 BMW Z1 would be higher. At 2,497 cc (6 cylinders), 1991 BMW Z1 is equipped with a bigger engine. In terms of performance, 1991 BMW Z1 (175 HP @ 5800 RPM) has 13 more horse power than 2006 Audi A4. (162 HP @ 5700 RPM) In normal driving conditions, 1991 BMW Z1 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 210 kg more than 1991 BMW Z1.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 BMW Z1. In wet, icy, snow, or gravel driving conditions, 2006 Audi A4 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, 1991 BMW Z1 (230 Nm @ 4000 RPM) has 5 more torque (in Nm) than 2006 Audi A4. (225 Nm @ 1950 RPM). This means 1991 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
2006 Audi A4 | 1991 BMW Z1 | |
Make | Audi | BMW |
Model | A4 | Z1 |
Year Released | 2006 | 1991 |
Body Type | Sedan | Roadster |
Engine Position | Front | Front |
Engine Size | 1781 cc | 2497 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 5 valves | 2 valves |
Horse Power | 162 HP | 175 HP |
Engine RPM | 5700 RPM | 5800 RPM |
Torque | 225 Nm | 230 Nm |
Torque RPM | 1950 RPM | 4000 RPM |
Engine Bore Size | 81 mm | 82 mm |
Engine Stroke Size | 86.4 mm | 78.8 mm |
Engine Compression Ratio | 9.3:1 | 11.0:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Vehicle Weight | 1460 kg | 1250 kg |
Vehicle Length | 4550 mm | 3960 mm |
Vehicle Width | 1780 mm | 1810 mm |
Vehicle Height | 1430 mm | 1280 mm |
Wheelbase Size | 2660 mm | 2450 mm |