2005 BMW 330 vs. 2005 Fiat Siena
To start off, both 2005 BMW 330 and 2005 Fiat Siena were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,979 cc (6 cylinders), 2005 BMW 330 is equipped with a bigger engine. In terms of performance, 2005 BMW 330 (254 HP @ 6600 RPM) has 130 more horse power than 2005 Fiat Siena. (124 HP @ 4000 RPM). In normal driving conditions, 2005 BMW 330 should accelerate faster than 2005 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 330 weights approximately 430 kg more than 2005 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 BMW 330 (300 Nm @ 2500 RPM) has 160 more torque (in Nm) than 2005 Fiat Siena. (140 Nm @ 4000 RPM). This means 2005 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2005 Fiat Siena.
Compare all specifications:
| 2005 BMW 330 | 2005 Fiat Siena | |
| Make | BMW | Fiat |
| Model | 330 | Siena |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1585 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 124 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 300 Nm | 140 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 85 mm | 86.4 mm |
| Engine Stroke Size | 88 mm | 67.4 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1095 kg |
| Wheelbase Size | 2770 mm | 2450 mm |
| Fuel Tank Capacity | 55 L | 47 L |
