2005 Cadillac CTS vs. 1981 Fiat 131
To start off, 2005 Cadillac CTS is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Fiat 131. In addition, the cost of maintenance, including insurance, on 1981 Fiat 131 would be higher. At 2,597 cc (6 cylinders), 2005 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2005 Cadillac CTS (179 HP @ 6000 RPM) has 108 more horse power than 1981 Fiat 131. (71 HP @ 5800 RPM). In normal driving conditions, 2005 Cadillac CTS should accelerate faster than 1981 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac CTS weights approximately 728 kg more than 1981 Fiat 131. 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, 2005 Cadillac CTS (232 Nm @ 3400 RPM) has 122 more torque (in Nm) than 1981 Fiat 131. (110 Nm @ 3800 RPM). This means 2005 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat 131.
Compare all specifications:
| 2005 Cadillac CTS | 1981 Fiat 131 | |
| Make | Cadillac | Fiat |
| Model | CTS | 131 |
| Year Released | 2005 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2597 cc | 1367 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 179 HP | 71 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 232 Nm | 110 Nm |
| Torque RPM | 3400 RPM | 3800 RPM |
| Engine Compression Ratio | 10.0:1 | 7.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1788 kg | 1060 kg |
| Vehicle Length | 4830 mm | 4270 mm |
| Vehicle Width | 1800 mm | 1660 mm |
| Vehicle Height | 1450 mm | 1390 mm |
| Wheelbase Size | 2890 mm | 2500 mm |
