2007 BMW Z4 vs. 1997 Buick Century
To start off, 2007 BMW Z4 is newer by 10 year(s). Which means there will be less support and parts availability for 1997 Buick Century. In addition, the cost of maintenance, including insurance, on 1997 Buick Century would be higher. At 3,135 cc (6 cylinders), 1997 Buick Century is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 170 more horse power than 1997 Buick Century. (165 HP @ 5200 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 1997 Buick Century. With that said, vehicle weight also plays an important factor in acceleration. 1997 Buick Century weights approximately 210 kg more than 2007 BMW Z4.
Because 2007 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 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1997 Buick Century, 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, 2007 BMW Z4 (315 Nm @ 2750 RPM) has 64 more torque (in Nm) than 1997 Buick Century. (251 Nm @ 4000 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1997 Buick Century.
Compare all specifications:
| 2007 BMW Z4 | 1997 Buick Century | |
| Make | BMW | Buick |
| Model | Z4 | Century |
| Year Released | 2007 | 1997 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 3135 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 335 HP | 165 HP |
| Engine RPM | 7900 RPM | 5200 RPM |
| Torque | 315 Nm | 251 Nm |
| Torque RPM | 2750 RPM | 4000 RPM |
| Engine Compression Ratio | 11.5:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1310 kg | 1520 kg |
| Vehicle Length | 4100 mm | 4950 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1310 mm | 1440 mm |
| Wheelbase Size | 2500 mm | 2780 mm |
| Fuel Consumption Overall | 9.5 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
