2008 BMW Z4 2.0i Roadster vs. 2008 BMW Z4 3.0si Coupe
To start off, both 2008 BMW Z4 2.0i Roadster and 2008 BMW Z4 3.0si Coupe were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2008 BMW Z4 3.0si Coupe is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 3.0si Coupe (261 HP @ 6600 RPM) has 113 more horse power than 2008 BMW Z4 2.0i Roadster. (148 HP @ 6200 RPM) In normal driving conditions, 2008 BMW Z4 3.0si Coupe should accelerate faster than 2008 BMW Z4 2.0i Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 3.0si Coupe weights approximately 100 kg more than 2008 BMW Z4 2.0i Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2008 BMW Z4 3.0si Coupe (316 Nm @ 2750 RPM) has 116 more torque (in Nm) than 2008 BMW Z4 2.0i Roadster. (200 Nm @ 3600 RPM). This means 2008 BMW Z4 3.0si Coupe will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4 2.0i Roadster.
Compare all specifications:
| 2008 BMW Z4 2.0i Roadster | 2008 BMW Z4 3.0si Coupe | |
| Make | BMW | BMW |
| Model | Z4 | Z4 |
| Year Released | 2008 | 2008 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 261 HP |
| Engine RPM | 6200 RPM | 6600 RPM |
| Torque | 200 Nm | 316 Nm |
| Torque RPM | 3600 RPM | 2750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 215 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 5.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1295 kg | 1395 kg |
| Vehicle Length | 4100 mm | 4100 mm |
| Vehicle Width | 1310 mm | 1790 mm |
| Vehicle Height | 1790 mm | 1270 mm |
| Wheelbase Size | 2500 mm | 2500 mm |
| Fuel Consumption Overall | 7.5 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 55 L | 55 L |
