2008 Fiat Siena vs. 2008 Rolls-Royce Phantom Drophead Coupe
To start off, both 2008 Fiat Siena and 2008 Rolls-Royce Phantom Drophead Coupe were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 6,749 cc (12 cylinders), 2008 Rolls-Royce Phantom Drophead Coupe is equipped with a bigger engine. In terms of performance, 2008 Rolls-Royce Phantom Drophead Coupe (448 HP @ 5350 RPM) has 342 more horse power than 2008 Fiat Siena. (106 HP @ 5500 RPM) In normal driving conditions, 2008 Rolls-Royce Phantom Drophead Coupe should accelerate faster than 2008 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2008 Rolls-Royce Phantom Drophead Coupe weights approximately 1525 kg more than 2008 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Rolls-Royce Phantom Drophead Coupe 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 2008 Rolls-Royce Phantom Drophead Coupe. However, in wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Rolls-Royce Phantom Drophead Coupe (531 Nm @ 3500 RPM) has 391 more torque (in Nm) than 2008 Fiat Siena. (140 Nm @ 4000 RPM). This means 2008 Rolls-Royce Phantom Drophead Coupe will have an easier job in driving up hills or pulling heavy equipment than 2008 Fiat Siena. 2008 Rolls-Royce Phantom Drophead Coupe has automatic transmission and 2008 Fiat Siena has manual transmission. 2008 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Rolls-Royce Phantom Drophead Coupe will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Fiat Siena | 2008 Rolls-Royce Phantom Drophead Coupe | |
| Make | Fiat | Rolls-Royce |
| Model | Siena | Phantom Drophead Coupe |
| Year Released | 2008 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 6749 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 106 HP | 448 HP |
| Engine RPM | 5500 RPM | 5350 RPM |
| Torque | 140 Nm | 531 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 86.5 mm | 92 mm |
| Engine Stroke Size | 67.4 mm | 84.6 mm |
| Engine Compression Ratio | 10.2:1 | 11.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1095 kg | 2620 kg |
| Vehicle Length | 3550 mm | 5840 mm |
| Vehicle Height | 1490 mm | 1640 mm |
| Wheelbase Size | 2370 mm | 3580 mm |
| Fuel Tank Capacity | 47 L | 100 L |
