1991 Renault 21 vs. 2006 Smart Roadster
To start off, 2006 Smart Roadster is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Renault 21. In addition, the cost of maintenance, including insurance, on 1991 Renault 21 would be higher. At 1,721 cc (4 cylinders), 1991 Renault 21 is equipped with a bigger engine. In terms of performance, 2006 Smart Roadster (100 HP @ 5250 RPM) has 25 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM) In normal driving conditions, 2006 Smart Roadster should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2006 Smart Roadster weights approximately 15 kg more than 1991 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Smart Roadster 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 2006 Smart Roadster. However, in wet, icy, snow, or gravel driving conditions, 1991 Renault 21, 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, 2006 Smart Roadster (130 Nm @ 2500 RPM) has 1 more torque (in Nm) than 1991 Renault 21. (129 Nm @ 3250 RPM). This means 2006 Smart Roadster will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21.
Compare all specifications:
1991 Renault 21 | 2006 Smart Roadster | |
Make | Renault | Smart |
Model | 21 | Roadster |
Year Released | 1991 | 2006 |
Engine Position | Front | Rear |
Engine Size | 1721 cc | 696 cc |
Engine Cylinders | 4 cylinders | 3 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 75 HP | 100 HP |
Engine RPM | 5000 RPM | 5250 RPM |
Torque | 129 Nm | 130 Nm |
Torque RPM | 3250 RPM | 2500 RPM |
Engine Bore Size | 81.1 mm | 66.5 mm |
Engine Stroke Size | 83.5 mm | 67 mm |
Engine Compression Ratio | 9.2:1 | 9.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Front | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 955 kg | 970 kg |
Vehicle Length | 4470 mm | 3430 mm |
Vehicle Width | 1730 mm | 1620 mm |
Vehicle Height | 1430 mm | 1200 mm |
Wheelbase Size | 2550 mm | 2370 mm |
Fuel Consumption Overall | 7 L/100km | 5.3 L/100km |
Fuel Tank Capacity | 55 L | 35 L |