1991 Mitsubishi Sigma vs. 2011 Acura RDX
To start off, 2011 Acura RDX is newer by 20 year(s). Which means there will be less support and parts availability for 1991 Mitsubishi Sigma. In addition, the cost of maintenance, including insurance, on 1991 Mitsubishi Sigma would be higher. At 2,972 cc (6 cylinders), 1991 Mitsubishi Sigma is equipped with a bigger engine. In terms of performance, 2011 Acura RDX (240 HP @ 6000 RPM) has 64 more horse power than 1991 Mitsubishi Sigma. (176 HP @ 5500 RPM) In normal driving conditions, 2011 Acura RDX should accelerate faster than 1991 Mitsubishi Sigma. With that said, vehicle weight also plays an important factor in acceleration. 2011 Acura RDX weights approximately 313 kg more than 1991 Mitsubishi Sigma. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2011 Acura RDX (352 Nm @ 4500 RPM) has 101 more torque (in Nm) than 1991 Mitsubishi Sigma. (251 Nm @ 3000 RPM). This means 2011 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 1991 Mitsubishi Sigma.
Compare all specifications:
1991 Mitsubishi Sigma | 2011 Acura RDX | |
Make | Mitsubishi | Acura |
Model | Sigma | RDX |
Year Released | 1991 | 2011 |
Engine Position | Front | Front |
Engine Size | 2972 cc | 2300 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 176 HP | 240 HP |
Engine RPM | 5500 RPM | 6000 RPM |
Torque | 251 Nm | 352 Nm |
Torque RPM | 3000 RPM | 4500 RPM |
Fuel Type | Gasoline | Gasoline |
Vehicle Weight | 1470 kg | 1783 kg |
Vehicle Length | 4760 mm | 4636 mm |
Vehicle Width | 1780 mm | 1869 mm |
Vehicle Height | 1440 mm | 1654 mm |
Wheelbase Size | 2730 mm | 2649 mm |