2007 Renault Laguna vs. 2006 Smart Roadster
To start off, 2007 Renault Laguna is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Smart Roadster. In addition, the cost of maintenance, including insurance, on 2006 Smart Roadster would be higher. At 1,870 cc (4 cylinders), 2007 Renault Laguna is equipped with a bigger engine. In terms of performance, 2007 Renault Laguna (118 HP @ 6000 RPM) has 37 more horse power than 2006 Smart Roadster. (81 HP @ 5250 RPM). In normal driving conditions, 2007 Renault Laguna should accelerate faster than 2006 Smart Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2007 Renault Laguna weights approximately 665 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.
Let's talk about torque, 2007 Renault Laguna (300 Nm @ 3750 RPM) has 190 more torque (in Nm) than 2006 Smart Roadster. (110 Nm @ 3000 RPM). This means 2007 Renault Laguna will have an easier job in driving up hills or pulling heavy equipment than 2006 Smart Roadster. 2006 Smart Roadster has automatic transmission and 2007 Renault Laguna has manual transmission. 2007 Renault Laguna will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Smart Roadster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Renault Laguna | 2006 Smart Roadster | |
| Make | Renault | Smart |
| Model | Laguna | Roadster |
| Year Released | 2007 | 2006 |
| Engine Position | Front | Rear |
| Engine Size | 1870 cc | 698 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 118 HP | 81 HP |
| Engine RPM | 6000 RPM | 5250 RPM |
| Torque | 300 Nm | 110 Nm |
| Torque RPM | 3750 RPM | 3000 RPM |
| Engine Bore Size | 80.1 mm | 66.5 mm |
| Engine Stroke Size | 93 mm | 67 mm |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 12.3 seconds | 10.9 seconds |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1530 kg | 865 kg |
| Vehicle Length | 4700 mm | 3430 mm |
| Vehicle Width | 1780 mm | 1620 mm |
| Vehicle Height | 1450 mm | 1200 mm |
| Wheelbase Size | 2750 mm | 2370 mm |
| Fuel Consumption Overall | 8.9 L/100km | 5.1 L/100km |
| Fuel Tank Capacity | 70 L | 35 L |
