2006 Audi S4 vs. 1999 BMW Z3
To start off, 2006 Audi S4 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 BMW Z3. In addition, the cost of maintenance, including insurance, on 1999 BMW Z3 would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 199 more horse power than 1999 BMW Z3. (141 HP @ 4800 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 1999 BMW Z3. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW Z3 weights approximately 120 kg more than 2006 Audi S4.
Because 1999 BMW Z3 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 1999 BMW Z3. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi S4, 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, 2006 Audi S4 (410 Nm) has 230 more torque (in Nm) than 1999 BMW Z3. (180 Nm). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW Z3.
Compare all specifications:
| 2006 Audi S4 | 1999 BMW Z3 | |
| Make | Audi | BMW |
| Model | S4 | Z3 |
| Year Released | 2006 | 1999 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1897 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 141 HP |
| Engine RPM | 7000 RPM | 4800 RPM |
| Torque | 410 Nm | 180 Nm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1510 kg | 1630 kg |
| Vehicle Length | 4590 mm | 4030 mm |
| Vehicle Width | 1790 mm | 1700 mm |
| Vehicle Height | 1420 mm | 1290 mm |
| Wheelbase Size | 2660 mm | 2450 mm |
| Fuel Tank Capacity | 63 L | 63 L |
