1980 Mitsubishi Sigma vs. 1991 Pontiac Bonneville
To start off, 1991 Pontiac Bonneville is newer by 11 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 3,791 cc (6 cylinders), 1991 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 1991 Pontiac Bonneville (150 HP @ 4400 RPM) has 64 more horse power than 1980 Mitsubishi Sigma. (86 HP @ 5200 RPM) In normal driving conditions, 1991 Pontiac Bonneville should accelerate faster than 1980 Mitsubishi Sigma. With that said, vehicle weight also plays an important factor in acceleration. 1991 Pontiac Bonneville weights approximately 470 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 1980 Mitsubishi Sigma 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 1980 Mitsubishi Sigma. However, in wet, icy, snow, or gravel driving conditions, 1991 Pontiac Bonneville, 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, 1991 Pontiac Bonneville (271 Nm @ 2000 RPM) has 126 more torque (in Nm) than 1980 Mitsubishi Sigma. (145 Nm @ 2400 RPM). This means 1991 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1980 Mitsubishi Sigma.
Compare all specifications:
| 1980 Mitsubishi Sigma | 1991 Pontiac Bonneville | |
| Make | Mitsubishi | Pontiac |
| Model | Sigma | Bonneville |
| Year Released | 1980 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 3791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 86 HP | 150 HP |
| Engine RPM | 5200 RPM | 4400 RPM |
| Torque | 145 Nm | 271 Nm |
| Torque RPM | 2400 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Vehicle Weight | 1030 kg | 1500 kg |
| Vehicle Length | 4460 mm | 5050 mm |
| Vehicle Width | 1660 mm | 1850 mm |
| Vehicle Height | 1370 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2820 mm |
