1999 Mercury Cougar vs. 1991 Mitsubishi Sigma
To start off, 1999 Mercury Cougar is newer by 8 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, 1991 Mitsubishi Sigma (176 HP @ 5500 RPM) has 8 more horse power than 1999 Mercury Cougar. (168 HP @ 6250 RPM) In normal driving conditions, 1991 Mitsubishi Sigma should accelerate faster than 1999 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mitsubishi Sigma weights approximately 126 kg more than 1999 Mercury Cougar. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Mitsubishi Sigma (251 Nm @ 3000 RPM) has 28 more torque (in Nm) than 1999 Mercury Cougar. (223 Nm @ 4250 RPM). This means 1991 Mitsubishi Sigma will have an easier job in driving up hills or pulling heavy equipment than 1999 Mercury Cougar.
Compare all specifications:
| 1999 Mercury Cougar | 1991 Mitsubishi Sigma | |
| Make | Mercury | Mitsubishi |
| Model | Cougar | Sigma |
| Year Released | 1999 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2530 cc | 2972 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 168 HP | 176 HP |
| Engine RPM | 6250 RPM | 5500 RPM |
| Torque | 223 Nm | 251 Nm |
| Torque RPM | 4250 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1344 kg | 1470 kg |
| Vehicle Length | 4710 mm | 4760 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1330 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2730 mm |
