2006 BMW Z4 vs. 1999 Buick Cielo
To start off, 2006 BMW Z4 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Buick Cielo. In addition, the cost of maintenance, including insurance, on 1999 Buick Cielo would be higher. At 3,800 cc (6 cylinders), 1999 Buick Cielo is equipped with a bigger engine. In terms of performance, 1999 Buick Cielo (238 HP @ 5200 RPM) has 10 more horse power than 2006 BMW Z4. (228 HP @ 5900 RPM) In normal driving conditions, 1999 Buick Cielo should accelerate faster than 2006 BMW Z4.
Because 2006 BMW Z4 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 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1999 Buick Cielo, 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, 1999 Buick Cielo (373 Nm @ 3600 RPM) has 72 more torque (in Nm) than 2006 BMW Z4. (301 Nm @ 3500 RPM). This means 1999 Buick Cielo will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 1999 Buick Cielo | |
| Make | BMW | Buick |
| Model | Z4 | Cielo |
| Year Released | 2006 | 1999 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 238 HP |
| Engine RPM | 5900 RPM | 5200 RPM |
| Torque | 301 Nm | 373 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Length | 4100 mm | 4910 mm |
| Vehicle Width | 1790 mm | 1910 mm |
| Vehicle Height | 1310 mm | 1310 mm |
