2004 BMW Z4 vs. 2009 BMW 635
To start off, 2009 BMW 635 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 BMW Z4. In addition, the cost of maintenance, including insurance, on 2004 BMW Z4 would be higher. At 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 97 more horse power than 2004 BMW Z4. (185 HP @ 6000 RPM) In normal driving conditions, 2009 BMW 635 should accelerate faster than 2004 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 635 weights approximately 429 kg more than 2004 BMW Z4. 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, 2009 BMW 635 (581 Nm @ 1750 RPM) has 336 more torque (in Nm) than 2004 BMW Z4. (245 Nm @ 3500 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW Z4. 2009 BMW 635 has automatic transmission and 2004 BMW Z4 has manual transmission. 2004 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
2004 BMW Z4 | 2009 BMW 635 | |
Make | BMW | BMW |
Model | Z4 | 635 |
Year Released | 2004 | 2009 |
Body Type | Convertible | Coupe |
Engine Position | Front | Front |
Engine Size | 2494 cc | 2993 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 185 HP | 282 HP |
Engine RPM | 6000 RPM | 4400 RPM |
Torque | 245 Nm | 581 Nm |
Torque RPM | 3500 RPM | 1750 RPM |
Engine Bore Size | 84 mm | 84 mm |
Engine Stroke Size | 75 mm | 90 mm |
Fuel Type | Gasoline - Premium | Diesel |
Top Speed | 235 km/hour | 250 km/hour |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 2 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1296 kg | 1725 kg |
Vehicle Length | 4100 mm | 4830 mm |
Vehicle Width | 1790 mm | 1860 mm |
Vehicle Height | 1300 mm | 1380 mm |
Wheelbase Size | 2500 mm | 2790 mm |
Fuel Consumption Overall | 10.2 L/100km | 7.2 L/100km |
Fuel Tank Capacity | 55 L | 70 L |