1980 Mitsubishi Sigma vs. 2011 Infiniti FX
To start off, 2011 Infiniti FX is newer by 31 year(s). Which means there will be less support and parts availability for 1980 Mitsubishi Sigma. In addition, the cost of maintenance, including insurance, on 1980 Mitsubishi Sigma would be higher. At 5,000 cc (8 cylinders), 2011 Infiniti FX is equipped with a bigger engine. In terms of performance, 2011 Infiniti FX (390 HP @ 6500 RPM) has 304 more horse power than 1980 Mitsubishi Sigma. (86 HP @ 5200 RPM) In normal driving conditions, 2011 Infiniti FX should accelerate faster than 1980 Mitsubishi Sigma. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti FX weights approximately 1032 kg more than 1980 Mitsubishi Sigma. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Infiniti FX is all wheel drive (AWD), it will have significant more traction and grip than 1980 Mitsubishi Sigma. In wet, icy, snow, or gravel driving conditions, 2011 Infiniti FX 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, 2011 Infiniti FX (500 Nm @ 4400 RPM) has 355 more torque (in Nm) than 1980 Mitsubishi Sigma. (145 Nm @ 2400 RPM). This means 2011 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 1980 Mitsubishi Sigma. 2011 Infiniti FX has automatic transmission and 1980 Mitsubishi Sigma has manual transmission. 1980 Mitsubishi Sigma will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Infiniti FX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1980 Mitsubishi Sigma | 2011 Infiniti FX | |
| Make | Mitsubishi | Infiniti |
| Model | Sigma | FX |
| Year Released | 1980 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 5000 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 86 HP | 390 HP |
| Engine RPM | 5200 RPM | 6500 RPM |
| Torque | 145 Nm | 500 Nm |
| Torque RPM | 2400 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1030 kg | 2062 kg |
| Vehicle Length | 4460 mm | 4859 mm |
| Vehicle Width | 1660 mm | 1928 mm |
| Vehicle Height | 1370 mm | 1679 mm |
| Wheelbase Size | 2520 mm | 2885 mm |
