2006 BMW Z4 vs. 1968 Buick Riviera
To start off, 2006 BMW Z4 is newer by 38 year(s). Which means there will be less support and parts availability for 1968 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1968 Buick Riviera would be higher. At 7,050 cc (8 cylinders), 1968 Buick Riviera is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (338 HP @ 7900 RPM) has 33 more horse power than 1968 Buick Riviera. (305 HP @ 5000 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1968 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1968 Buick Riviera weights approximately 415 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, 1968 Buick Riviera (645 Nm @ 3200 RPM) has 280 more torque (in Nm) than 2006 BMW Z4. (365 Nm @ 4900 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4. 1968 Buick Riviera has automatic transmission and 2006 BMW Z4 has manual transmission. 2006 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1968 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW Z4 | 1968 Buick Riviera | |
| Make | BMW | Buick |
| Model | Z4 | Riviera |
| Year Released | 2006 | 1968 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 7050 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 338 HP | 305 HP |
| Engine RPM | 7900 RPM | 5000 RPM |
| Torque | 365 Nm | 645 Nm |
| Torque RPM | 4900 RPM | 3200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 245 km/hour | 193 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1485 kg | 1900 kg |
| Vehicle Length | 4120 mm | 5370 mm |
| Vehicle Width | 1790 mm | 2020 mm |
| Vehicle Height | 1310 mm | 1370 mm |
| Wheelbase Size | 2500 mm | 3030 mm |
| Fuel Tank Capacity | 55 L | 75 L |
