2009 BMW Z4 vs. 2005 Volkswagen Passat
To start off, 2009 BMW Z4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Volkswagen Passat. In addition, the cost of maintenance, including insurance, on 2005 Volkswagen Passat would be higher. At 3,999 cc (8 cylinders), 2005 Volkswagen Passat is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 64 more horse power than 2005 Volkswagen Passat. (271 HP @ 6000 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2005 Volkswagen Passat. With that said, vehicle weight also plays an important factor in acceleration. 2005 Volkswagen Passat weights approximately 514 kg more than 2009 BMW Z4.
Because 2005 Volkswagen Passat is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2005 Volkswagen Passat will offer significantly more control. 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, 2005 Volkswagen Passat (370 Nm @ 2750 RPM) has 55 more torque (in Nm) than 2009 BMW Z4. (315 Nm @ 2750 RPM). This means 2005 Volkswagen Passat will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4. 2009 BMW Z4 has automatic transmission and 2005 Volkswagen Passat has manual transmission. 2005 Volkswagen Passat will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW Z4 | 2005 Volkswagen Passat | |
| Make | BMW | Volkswagen |
| Model | Z4 | Passat |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 3999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 271 HP |
| Engine RPM | 7900 RPM | 6000 RPM |
| Torque | 315 Nm | 370 Nm |
| Torque RPM | 2750 RPM | 2750 RPM |
| Engine Compression Ratio | 12.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 244 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 6.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1310 kg | 1824 kg |
| Vehicle Length | 4100 mm | 4690 mm |
| Vehicle Width | 1790 mm | 1750 mm |
| Vehicle Height | 1310 mm | 1500 mm |
| Wheelbase Size | 2500 mm | 2710 mm |
| Fuel Consumption Overall | 9.7 L/100km | 13.2 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
