2005 BMW 530 vs. 2004 Fiat Siena
To start off, 2005 BMW 530 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2004 Fiat Siena would be higher. At 2,999 cc (6 cylinders), 2005 BMW 530 is equipped with a bigger engine. In terms of performance, 2005 BMW 530 (227 HP @ 5800 RPM) has 157 more horse power than 2004 Fiat Siena. (70 HP @ 5750 RPM). In normal driving conditions, 2005 BMW 530 should accelerate faster than 2004 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 530 weights approximately 615 kg more than 2004 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 530 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 2005 BMW 530. However, in wet, icy, snow, or gravel driving conditions, 2004 Fiat Siena, 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, 2005 BMW 530 (300 Nm @ 3500 RPM) has 205 more torque (in Nm) than 2004 Fiat Siena. (95 Nm @ 4000 RPM). This means 2005 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2004 Fiat Siena. 2005 BMW 530 has automatic transmission and 2004 Fiat Siena has manual transmission. 2004 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 530 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 530 | 2004 Fiat Siena | |
| Make | BMW | Fiat |
| Model | 530 | Siena |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 999 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 70 HP |
| Engine RPM | 5800 RPM | 5750 RPM |
| Torque | 300 Nm | 95 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1020 kg |
| Vehicle Length | 4850 mm | 4110 mm |
| Vehicle Width | 1850 mm | 1630 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2900 mm | 2380 mm |
