2009 Audi A4 vs. 1999 BMW Z8
To start off, 2009 Audi A4 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 BMW Z8. In addition, the cost of maintenance, including insurance, on 1999 BMW Z8 would be higher. At 4,939 cc (8 cylinders), 1999 BMW Z8 is equipped with a bigger engine. In terms of performance, 1999 BMW Z8 (400 HP @ 6600 RPM) has 200 more horse power than 2009 Audi A4. (200 HP @ 5100 RPM) In normal driving conditions, 1999 BMW Z8 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW Z8 weights approximately 655 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1999 BMW Z8. In wet, icy, snow, or gravel driving conditions, 2009 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, 1999 BMW Z8 (500 Nm @ 3800 RPM) has 219 more torque (in Nm) than 2009 Audi A4. (281 Nm @ 1800 RPM). This means 1999 BMW Z8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2009 Audi A4 has automatic transmission and 1999 BMW Z8 has manual transmission. 1999 BMW Z8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 1999 BMW Z8 | |
| Make | Audi | BMW |
| Model | A4 | Z8 |
| Year Released | 2009 | 1999 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 4939 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 400 HP |
| Engine RPM | 5100 RPM | 6600 RPM |
| Torque | 281 Nm | 500 Nm |
| Torque RPM | 1800 RPM | 3800 RPM |
| Engine Bore Size | 82.5 mm | 94 mm |
| Engine Stroke Size | 92.8 mm | 89 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 930 kg | 1585 kg |
| Vehicle Length | 4580 mm | 4410 mm |
| Vehicle Width | 1780 mm | 1840 mm |
| Vehicle Height | 1400 mm | 1320 mm |
| Wheelbase Size | 2660 mm | 2510 mm |
| Fuel Consumption | 8.7 L/100km | 10.6 L/100km |
| Fuel Consumption City | 11.2 L/100km | 21.1 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 14.5 L/100km |
| Fuel Tank Capacity | 34 L | 73 L |
