1999 BMW 529 vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 BMW 529. In addition, the cost of maintenance, including insurance, on 1999 BMW 529 would be higher. At 2,979 cc (6 cylinders), 1999 BMW 529 is equipped with a bigger engine. In terms of performance, 1999 BMW 529 (193 HP @ 4000 RPM) has 4 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM). In normal driving conditions, 1999 BMW 529 should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW 529 weights approximately 290 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 529 (410 Nm @ 1750 RPM) has 165 more torque (in Nm) than 2006 BMW Z4. (245 Nm @ 3500 RPM). This means 1999 BMW 529 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4. 2006 BMW Z4 has automatic transmission and 1999 BMW 529 has manual transmission. 1999 BMW 529 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 BMW 529 | 2006 BMW Z4 | |
| Make | BMW | BMW |
| Model | 529 | Z4 |
| Year Released | 1999 | 2006 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2492 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 193 HP | 189 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 410 Nm | 245 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 88 mm | 75 mm |
| Engine Compression Ratio | 18.0:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1625 kg | 1335 kg |
| Vehicle Length | 4810 mm | 4100 mm |
| Vehicle Width | 1810 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1310 mm |
| Wheelbase Size | 2840 mm | 2500 mm |
| Fuel Tank Capacity | 63 L | 55 L |
