2003 Ford Thunderbird vs. 2006 Smart Roadster
To start off, 2006 Smart Roadster is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 2003 Ford Thunderbird would be higher. At 3,934 cc (8 cylinders), 2003 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 2003 Ford Thunderbird (249 HP @ 6000 RPM) has 168 more horse power than 2006 Smart Roadster. (81 HP @ 5250 RPM). In normal driving conditions, 2003 Ford Thunderbird should accelerate faster than 2006 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2003 Ford Thunderbird weights approximately 880 kg more than 2006 Smart Roadster. 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, 2003 Ford Thunderbird (388 Nm @ 4000 RPM) has 278 more torque (in Nm) than 2006 Smart Roadster. (110 Nm @ 3000 RPM). This means 2003 Ford Thunderbird will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart Roadster.
Compare all specifications:
| 2003 Ford Thunderbird | 2006 Smart Roadster | |
| Make | Ford | Smart |
| Model | Thunderbird | Roadster |
| Year Released | 2003 | 2006 |
| Engine Position | Front | Rear |
| Engine Size | 3934 cc | 698 cc |
| Engine Cylinders | 8 cylinders | 3 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 249 HP | 81 HP |
| Engine RPM | 6000 RPM | 5250 RPM |
| Torque | 388 Nm | 110 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Compression Ratio | 10.8:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1745 kg | 865 kg |
| Vehicle Length | 4740 mm | 3430 mm |
| Vehicle Width | 1840 mm | 1620 mm |
| Vehicle Height | 1330 mm | 1200 mm |
| Wheelbase Size | 2730 mm | 2370 mm |
| Fuel Tank Capacity | 59 L | 35 L |
