1999 BMW Z9 vs. 2004 Audi S3
To start off, 2004 Audi S3 is newer by 5 year(s). Which means there will be less support and parts availability for 1999 BMW Z9. In addition, the cost of maintenance, including insurance, on 1999 BMW Z9 would be higher. At 4,397 cc (8 cylinders), 1999 BMW Z9 is equipped with a bigger engine. In terms of performance, 1999 BMW Z9 (242 HP @ 7400 RPM) has 20 more horse power than 2004 Audi S3. (222 HP @ 5900 RPM). In normal driving conditions, 1999 BMW Z9 should accelerate faster than 2004 Audi S3. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW Z9 weights approximately 207 kg more than 2004 Audi S3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi S3 is four wheel drive (4WD), it will have significant more traction and grip than 1999 BMW Z9. In wet, icy, snow, or gravel driving conditions, 2004 Audi S3 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 Z9 (560 Nm @ 1750 RPM) has 280 more torque (in Nm) than 2004 Audi S3. (280 Nm @ 2200 RPM). This means 1999 BMW Z9 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi S3.
Compare all specifications:
| 1999 BMW Z9 | 2004 Audi S3 | |
| Make | BMW | Audi |
| Model | Z9 | S3 |
| Year Released | 1999 | 2004 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4397 cc | 1779 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 242 HP | 222 HP |
| Engine RPM | 7400 RPM | 5900 RPM |
| Torque | 560 Nm | 280 Nm |
| Torque RPM | 1750 RPM | 2200 RPM |
| Engine Compression Ratio | 18.0:1 | 9.0:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1630 kg | 1423 kg |
| Vehicle Length | 5010 mm | 4170 mm |
| Vehicle Width | 1980 mm | 1770 mm |
| Vehicle Height | 1350 mm | 1420 mm |
| Wheelbase Size | 3060 mm | 2530 mm |
