1978 Fiat 133 vs. 1990 Opel Lotus Omega
To start off, 1990 Opel Lotus Omega is newer by 12 year(s). Which means there will be less support and parts availability for 1978 Fiat 133. In addition, the cost of maintenance, including insurance, on 1978 Fiat 133 would be higher. At 3,615 cc (6 cylinders), 1990 Opel Lotus Omega is equipped with a bigger engine. In terms of performance, 1990 Opel Lotus Omega (377 HP @ 5200 RPM) has 344 more horse power than 1978 Fiat 133. (33 HP @ 4800 RPM) In normal driving conditions, 1990 Opel Lotus Omega should accelerate faster than 1978 Fiat 133. With that said, vehicle weight also plays an important factor in acceleration. 1990 Opel Lotus Omega weights approximately 973 kg more than 1978 Fiat 133. 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, 1990 Opel Lotus Omega (568 Nm @ 4200 RPM) has 514 more torque (in Nm) than 1978 Fiat 133. (54 Nm @ 3200 RPM). This means 1990 Opel Lotus Omega will have an easier job in driving up hills or pulling heavy equipment than 1978 Fiat 133.
Compare all specifications:
| 1978 Fiat 133 | 1990 Opel Lotus Omega | |
| Make | Fiat | Opel |
| Model | 133 | Lotus Omega |
| Year Released | 1978 | 1990 |
| Engine Position | Rear | Front |
| Engine Size | 842 cc | 3615 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 33 HP | 377 HP |
| Engine RPM | 4800 RPM | 5200 RPM |
| Torque | 54 Nm | 568 Nm |
| Torque RPM | 3200 RPM | 4200 RPM |
| Engine Bore Size | 65 mm | 95 mm |
| Engine Stroke Size | 68 mm | 85 mm |
| Engine Compression Ratio | 7.9:1 | 8.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 690 kg | 1663 kg |
| Vehicle Length | 3460 mm | 4690 mm |
| Vehicle Width | 1430 mm | 1940 mm |
| Vehicle Height | 1330 mm | 1440 mm |
| Wheelbase Size | 2030 mm | 2740 mm |
