1978 Buick LeSabre vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1978 Buick LeSabre would be higher. At 3,791 cc (6 cylinders), 1978 Buick LeSabre is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (168 HP @ 6250 RPM) has 64 more horse power than 1978 Buick LeSabre. (104 HP @ 3400 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1978 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 1978 Buick LeSabre weights approximately 265 kg more than 2006 BMW Z4.
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, 1978 Buick LeSabre (251 Nm @ 2000 RPM) has 41 more torque (in Nm) than 2006 BMW Z4. (210 Nm @ 3500 RPM). This means 1978 Buick LeSabre will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 1978 Buick LeSabre | 2006 BMW Z4 | |
| Make | Buick | BMW |
| Model | LeSabre | Z4 |
| Year Released | 1978 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2170 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 168 HP |
| Engine RPM | 3400 RPM | 6250 RPM |
| Torque | 251 Nm | 210 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1590 kg | 1325 kg |
| Vehicle Length | 5550 mm | 4100 mm |
| Vehicle Width | 1910 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2950 mm | 2500 mm |
