1991 Honda Concerto vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Honda Concerto. In addition, the cost of maintenance, including insurance, on 1991 Honda Concerto would be higher. At 2,958 cc (6 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2006 Opel Signum (175 HP @ 4000 RPM) has 86 more horse power than 1991 Honda Concerto. (89 HP @ 6000 RPM) In normal driving conditions, 2006 Opel Signum should accelerate faster than 1991 Honda Concerto. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 635 kg more than 1991 Honda Concerto. 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, 2006 Opel Signum (370 Nm) has 251 more torque (in Nm) than 1991 Honda Concerto. (119 Nm). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1991 Honda Concerto.
Compare all specifications:
| 1991 Honda Concerto | 2006 Opel Signum | |
| Make | Honda | Opel |
| Model | Concerto | Signum |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1493 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 89 HP | 175 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 119 Nm | 370 Nm |
| Engine Bore Size | 75 mm | 87.5 mm |
| Engine Stroke Size | 84.5 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1035 kg | 1670 kg |
| Vehicle Length | 4270 mm | 4640 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2560 mm | 2840 mm |
