1981 Fiat 131 vs. 1999 Infiniti Q45
To start off, 1999 Infiniti Q45 is newer by 18 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 4,128 cc (8 cylinders), 1999 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1999 Infiniti Q45 (265 HP @ 5600 RPM) has 194 more horse power than 1981 Fiat 131. (71 HP @ 5800 RPM) In normal driving conditions, 1999 Infiniti Q45 should accelerate faster than 1981 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1999 Infiniti Q45 weights approximately 699 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, 1999 Infiniti Q45 (378 Nm @ 4000 RPM) has 268 more torque (in Nm) than 1981 Fiat 131. (110 Nm @ 3800 RPM). This means 1999 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat 131. 1999 Infiniti Q45 has automatic transmission and 1981 Fiat 131 has manual transmission. 1981 Fiat 131 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Fiat 131 | 1999 Infiniti Q45 | |
| Make | Fiat | Infiniti |
| Model | 131 | Q45 |
| Year Released | 1981 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1367 cc | 4128 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 71 HP | 265 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 110 Nm | 378 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Compression Ratio | 7.4:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1060 kg | 1759 kg |
| Vehicle Length | 4270 mm | 5080 mm |
| Vehicle Width | 1660 mm | 1830 mm |
| Vehicle Height | 1390 mm | 1450 mm |
| Wheelbase Size | 2500 mm | 2840 mm |
