2005 Smart Roadster vs. 2012 Porsche 911
To start off, 2012 Porsche 911 is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2005 Smart Roadster would be higher. At 3,800 cc (6 cylinders), 2012 Porsche 911 is equipped with a bigger engine. In terms of performance, 2012 Porsche 911 (500 HP @ 6000 RPM) has 419 more horse power than 2005 Smart Roadster. (81 HP @ 5250 RPM) In normal driving conditions, 2012 Porsche 911 should accelerate faster than 2005 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2012 Porsche 911 weights approximately 757 kg more than 2005 Smart Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Porsche 911 is all wheel drive (AWD), it will have significant more traction and grip than 2005 Smart Roadster. In wet, icy, snow, or gravel driving conditions, 2012 Porsche 911 will offer significantly more control. 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, 2012 Porsche 911 (650 Nm @ 1950 RPM) has 540 more torque (in Nm) than 2005 Smart Roadster. (110 Nm @ 2250 RPM). This means 2012 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart Roadster.
Compare all specifications:
| 2005 Smart Roadster | 2012 Porsche 911 | |
| Make | Smart | Porsche |
| Model | Roadster | 911 |
| Year Released | 2005 | 2012 |
| Body Type | Coupe | Coupe |
| Engine Position | Rear | Rear |
| Engine Size | 698 cc | 3800 cc |
| Engine Cylinders | 3 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 81 HP | 500 HP |
| Engine RPM | 5250 RPM | 6000 RPM |
| Torque | 110 Nm | 650 Nm |
| Torque RPM | 2250 RPM | 1950 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 888 kg | 1645 kg |
| Vehicle Length | 3430 mm | 4478 mm |
| Vehicle Width | 1620 mm | 1852 mm |
| Vehicle Height | 1200 mm | 1300 mm |
| Wheelbase Size | 2370 mm | 2350 mm |
| Fuel Tank Capacity | 35 L | 67 L |
