1987 Ford Sierra vs. 2005 Smart Roadster
To start off, 2005 Smart Roadster is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1987 Ford Sierra would be higher. At 2,292 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (112 HP @ 5300 RPM) has 31 more horse power than 2005 Smart Roadster. (81 HP @ 5250 RPM). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 2005 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 247 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.
Let's talk about torque, 1987 Ford Sierra (180 Nm @ 3000 RPM) has 70 more torque (in Nm) than 2005 Smart Roadster. (110 Nm @ 2250 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart Roadster.
Compare all specifications:
| 1987 Ford Sierra | 2005 Smart Roadster | |
| Make | Ford | Smart |
| Model | Sierra | Roadster |
| Year Released | 1987 | 2005 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2292 cc | 698 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 112 HP | 81 HP |
| Engine RPM | 5300 RPM | 5250 RPM |
| Torque | 180 Nm | 110 Nm |
| Torque RPM | 3000 RPM | 2250 RPM |
| Engine Bore Size | 96 mm | 66.5 mm |
| Engine Stroke Size | 79.5 mm | 67 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1135 kg | 888 kg |
| Vehicle Length | 4500 mm | 3430 mm |
| Vehicle Width | 1680 mm | 1620 mm |
| Vehicle Height | 1400 mm | 1200 mm |
| Wheelbase Size | 2620 mm | 2370 mm |
