1973 Honda 145 vs. 2008 Opel Signum
To start off, 2008 Opel Signum is newer by 35 year(s). Which means there will be less support and parts availability for 1973 Honda 145. In addition, the cost of maintenance, including insurance, on 1973 Honda 145 would be higher. At 1,796 cc (4 cylinders), 2008 Opel Signum is equipped with a bigger engine. In terms of performance, 2008 Opel Signum (120 HP @ 6000 RPM) has 52 more horse power than 1973 Honda 145. (68 HP @ 5500 RPM) In normal driving conditions, 2008 Opel Signum should accelerate faster than 1973 Honda 145. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Signum weights approximately 560 kg more than 1973 Honda 145. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2008 Opel Signum (167 Nm @ 3800 RPM) has 49 more torque (in Nm) than 1973 Honda 145. (118 Nm @ 3500 RPM). This means 2008 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1973 Honda 145.
Compare all specifications:
| 1973 Honda 145 | 2008 Opel Signum | |
| Make | Honda | Opel |
| Model | 145 | Signum |
| Year Released | 1973 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1433 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 68 HP | 120 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 118 Nm | 167 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 920 kg | 1480 kg |
| Vehicle Length | 4150 mm | 4640 mm |
| Vehicle Width | 1500 mm | 1800 mm |
| Vehicle Height | 1340 mm | 1470 mm |
| Wheelbase Size | 2260 mm | 2840 mm |
