2009 Cadillac STS vs. 1979 Mazda Montrose
To start off, 2009 Cadillac STS is newer by 30 year(s). Which means there will be less support and parts availability for 1979 Mazda Montrose. In addition, the cost of maintenance, including insurance, on 1979 Mazda Montrose would be higher. At 3,564 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (300 HP) has 210 more horse power than 1979 Mazda Montrose. (90 HP). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1979 Mazda Montrose. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 712 kg more than 1979 Mazda Montrose. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2009 Cadillac STS (273 Nm @ 5200 RPM) has 120 more torque (in Nm) than 1979 Mazda Montrose. (153 Nm @ 2500 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda Montrose.
Compare all specifications:
| 2009 Cadillac STS | 1979 Mazda Montrose | |
| Make | Cadillac | Mazda |
| Model | STS | Montrose |
| Year Released | 2009 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 1968 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 90 HP |
| Torque | 273 Nm | 153 Nm |
| Torque RPM | 5200 RPM | 2500 RPM |
| Engine Bore Size | 94 mm | 80 mm |
| Engine Stroke Size | 85.6 mm | 98 mm |
| Engine Compression Ratio | 11.3:1 | 8.6:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1782 kg | 1070 kg |
| Vehicle Length | 4990 mm | 4310 mm |
| Vehicle Width | 1850 mm | 1670 mm |
| Vehicle Height | 1470 mm | 1380 mm |
| Wheelbase Size | 2960 mm | 2520 mm |
| Fuel Tank Capacity | 58 L | 55 L |
