2009 Cadillac STS vs. 1976 Avanti Avanti
To start off, 2009 Cadillac STS is newer by 33 year(s). Which means there will be less support and parts availability for 1976 Avanti Avanti. In addition, the cost of maintenance, including insurance, on 1976 Avanti Avanti would be higher. At 6,570 cc (8 cylinders), 1976 Avanti Avanti is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 125 more horse power than 1976 Avanti Avanti. (177 HP @ 3400 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1976 Avanti Avanti. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 55 kg more than 1976 Avanti Avanti. 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, 1976 Avanti Avanti (442 Nm @ 2000 RPM) has 73 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 1976 Avanti Avanti will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 1976 Avanti Avanti | |
| Make | Cadillac | Avanti |
| Model | STS | Avanti |
| Year Released | 2009 | 1976 |
| Engine Size | 3599 cc | 6570 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 302 HP | 177 HP |
| Engine RPM | 6300 RPM | 3400 RPM |
| Torque | 369 Nm | 442 Nm |
| Torque RPM | 5200 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1635 kg | 1580 kg |
| Vehicle Length | 5000 mm | 4910 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1380 mm |
| Wheelbase Size | 2960 mm | 2780 mm |
