2005 Audi A4 vs. 1991 BMW Z1
To start off, 2005 Audi A4 is newer by 14 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 27 more horse power than 2005 Audi A4. (148 HP @ 5700 RPM) In normal driving conditions, 1991 BMW Z1 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 125 kg more than 1991 BMW Z1.
Because 1991 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 1991 BMW Z1. However, in wet, icy, snow, or gravel driving conditions, 2005 Audi A4, 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, 1991 BMW Z1 (230 Nm @ 4000 RPM) has 20 more torque (in Nm) than 2005 Audi A4. (210 Nm @ 1750 RPM). This means 1991 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
2005 Audi A4 | 1991 BMW Z1 | |
Make | Audi | BMW |
Model | A4 | Z1 |
Year Released | 2005 | 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 | 148 HP | 175 HP |
Engine RPM | 5700 RPM | 5800 RPM |
Torque | 210 Nm | 230 Nm |
Torque RPM | 1750 RPM | 4000 RPM |
Engine Bore Size | 81.1 mm | 82 mm |
Engine Stroke Size | 86.4 mm | 78.8 mm |
Engine Compression Ratio | 9.3:1 | 11.0:1 |
Drive Type | Front | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Vehicle Weight | 1375 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 |