2008 Acura RDX vs. 1984 Mitsubishi Sigma
To start off, 2008 Acura RDX is newer by 24 year(s). Which means there will be less support and parts availability for 1984 Mitsubishi Sigma. In addition, the cost of maintenance, including insurance, on 1984 Mitsubishi Sigma would be higher. At 2,299 cc (4 cylinders), 2008 Acura RDX is equipped with a bigger engine. In terms of performance, 2008 Acura RDX (240 HP @ 4500 RPM) has 150 more horse power than 1984 Mitsubishi Sigma. (90 HP @ 5600 RPM). In normal driving conditions, 2008 Acura RDX should accelerate faster than 1984 Mitsubishi Sigma. With that said, vehicle weight also plays an important factor in acceleration. 2008 Acura RDX weights approximately 380 kg more than 1984 Mitsubishi Sigma. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 1984 Mitsubishi Sigma. In wet, icy, snow, or gravel driving conditions, 2008 Acura RDX 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, 2008 Acura RDX (353 Nm @ 4500 RPM) has 235 more torque (in Nm) than 1984 Mitsubishi Sigma. (118 Nm @ 3200 RPM). This means 2008 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 1984 Mitsubishi Sigma. 2008 Acura RDX has automatic transmission and 1984 Mitsubishi Sigma has manual transmission. 1984 Mitsubishi Sigma will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Acura RDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Acura RDX | 1984 Mitsubishi Sigma | |
| Make | Acura | Mitsubishi |
| Model | RDX | Sigma |
| Year Released | 2008 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 1597 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 240 HP | 90 HP |
| Engine RPM | 4500 RPM | 5600 RPM |
| Torque | 353 Nm | 118 Nm |
| Torque RPM | 4500 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1450 kg | 1070 kg |
| Vehicle Length | 4600 mm | 4460 mm |
| Vehicle Width | 1880 mm | 1660 mm |
| Vehicle Height | 1660 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 2520 mm |
