2005 Cadillac STS vs. 1979 Mazda 616
To start off, 2005 Cadillac STS is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Mazda 616. In addition, the cost of maintenance, including insurance, on 1979 Mazda 616 would be higher. At 3,562 cc (6 cylinders), 2005 Cadillac STS is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (252 HP @ 6500 RPM) has 173 more horse power than 1979 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 2005 Cadillac STS should accelerate faster than 1979 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 880 kg more than 1979 Mazda 616. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Cadillac STS (342 Nm @ 3200 RPM) has 218 more torque (in Nm) than 1979 Mazda 616. (124 Nm @ 3500 RPM). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda 616.
Compare all specifications:
| 2005 Cadillac STS | 1979 Mazda 616 | |
| Make | Cadillac | Mazda |
| Model | STS | 616 |
| Year Released | 2005 | 1979 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3562 cc | 1585 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 252 HP | 79 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 342 Nm | 124 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 94 mm | 78 mm |
| Engine Stroke Size | 86 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1790 kg | 910 kg |
| Vehicle Length | 4990 mm | 4160 mm |
| Vehicle Width | 1850 mm | 1590 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2690 mm | 2480 mm |
