2004 BMW Z4 vs. 2000 Smart Roadster
To start off, 2004 BMW Z4 is newer by 4 year(s). Which means there will be less support and parts availability for 2000 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2000 Smart Roadster would be higher. At 2,494 cc (6 cylinders), 2004 BMW Z4 is equipped with a bigger engine. In terms of performance, 2004 BMW Z4 (185 HP @ 6000 RPM) has 84 more horse power than 2000 Smart Roadster. (101 HP @ 5250 RPM). In normal driving conditions, 2004 BMW Z4 should accelerate faster than 2000 Smart Roadster.
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, 2004 BMW Z4 (245 Nm @ 3500 RPM) has 115 more torque (in Nm) than 2000 Smart Roadster. (130 Nm @ 2500 RPM). This means 2004 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2000 Smart Roadster.
Compare all specifications:
| 2004 BMW Z4 | 2000 Smart Roadster | |
| Make | BMW | Smart |
| Model | Z4 | Roadster |
| Year Released | 2004 | 2000 |
| Body Type | Convertible | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 2494 cc | 698 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 185 HP | 101 HP |
| Engine RPM | 6000 RPM | 5250 RPM |
| Torque | 245 Nm | 130 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 66.5 mm |
| Engine Stroke Size | 75 mm | 67 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 235 km/hour | 190 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4100 mm | 3430 mm |
| Vehicle Width | 1790 mm | 1620 mm |
| Vehicle Height | 1300 mm | 1200 mm |
| Wheelbase Size | 2500 mm | 2370 mm |
| Fuel Consumption Overall | 10.2 L/100km | 5.3 L/100km |
