2007 BMW Z4 vs. 2004 Buick Century
To start off, 2007 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Buick Century. In addition, the cost of maintenance, including insurance, on 2004 Buick Century would be higher. At 3,134 cc (6 cylinders), 2004 Buick Century is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (189 HP @ 6000 RPM) has 13 more horse power than 2004 Buick Century. (176 HP @ 5200 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2004 Buick Century. With that said, vehicle weight also plays an important factor in acceleration. 2004 Buick Century weights approximately 260 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, 2004 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, 2004 Buick Century (264 Nm @ 4000 RPM) has 19 more torque (in Nm) than 2007 BMW Z4. (245 Nm @ 3500 RPM). This means 2004 Buick Century will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4. 2004 Buick Century has automatic transmission and 2007 BMW Z4 has manual transmission. 2007 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Buick Century will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Z4 | 2004 Buick Century | |
| Make | BMW | Buick |
| Model | Z4 | Century |
| Year Released | 2007 | 2004 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 3134 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 176 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 245 Nm | 264 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 89 mm |
| Engine Stroke Size | 75 mm | 84 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1260 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 | 9.1 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
