1981 Alfa Romeo GTV6 vs. 2009 Cadillac STS
To start off, 2009 Cadillac STS is newer by 28 year(s). Which means there will be less support and parts availability for 1981 Alfa Romeo GTV6. In addition, the cost of maintenance, including insurance, on 1981 Alfa Romeo GTV6 would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 144 more horse power than 1981 Alfa Romeo GTV6. (158 HP @ 5600 RPM) In normal driving conditions, 2009 Cadillac STS should accelerate faster than 1981 Alfa Romeo GTV6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 425 kg more than 1981 Alfa Romeo GTV6. 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 (369 Nm @ 5200 RPM) has 155 more torque (in Nm) than 1981 Alfa Romeo GTV6. (214 Nm @ 4000 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1981 Alfa Romeo GTV6. 2009 Cadillac STS has automatic transmission and 1981 Alfa Romeo GTV6 has manual transmission. 1981 Alfa Romeo GTV6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Alfa Romeo GTV6 | 2009 Cadillac STS | |
| Make | Alfa Romeo | Cadillac |
| Model | GTV6 | STS |
| Year Released | 1981 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 3599 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 158 HP | 302 HP |
| Engine RPM | 5600 RPM | 6300 RPM |
| Torque | 214 Nm | 369 Nm |
| Torque RPM | 4000 RPM | 5200 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1210 kg | 1635 kg |
| Vehicle Length | 4270 mm | 5000 mm |
| Vehicle Width | 1670 mm | 1850 mm |
| Vehicle Height | 1340 mm | 1470 mm |
| Wheelbase Size | 2410 mm | 2960 mm |
| Fuel Tank Capacity | 75 L | 64 L |
