2008 Cadillac STS vs. 1991 Mitsubishi Sigma
To start off, 2008 Cadillac STS is newer by 17 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 4,565 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (320 HP @ 6400 RPM) has 144 more horse power than 1991 Mitsubishi Sigma. (176 HP @ 5500 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 1991 Mitsubishi Sigma. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 165 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, 2008 Cadillac STS (427 Nm @ 4400 RPM) has 176 more torque (in Nm) than 1991 Mitsubishi Sigma. (251 Nm @ 3000 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1991 Mitsubishi Sigma.
Compare all specifications:
2008 Cadillac STS | 1991 Mitsubishi Sigma | |
Make | Cadillac | Mitsubishi |
Model | STS | Sigma |
Year Released | 2008 | 1991 |
Engine Position | Front | Front |
Engine Size | 4565 cc | 2972 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Horse Power | 320 HP | 176 HP |
Engine RPM | 6400 RPM | 5500 RPM |
Torque | 427 Nm | 251 Nm |
Torque RPM | 4400 RPM | 3000 RPM |
Fuel Type | Gasoline | Gasoline |
Vehicle Weight | 1635 kg | 1470 kg |
Vehicle Length | 5000 mm | 4760 mm |
Vehicle Width | 1850 mm | 1780 mm |
Vehicle Height | 1470 mm | 1440 mm |
Wheelbase Size | 2960 mm | 2730 mm |