2005 Honda Civic vs. 2005 Opel Signum
To start off, both 2005 Honda Civic and 2005 Opel Signum were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,958 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (175 HP @ 4000 RPM) has 53 more horse power than 2005 Honda Civic. (122 HP @ 6300 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2005 Honda Civic. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 465 kg more than 2005 Honda Civic. 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, 2005 Opel Signum (370 Nm) has 218 more torque (in Nm) than 2005 Honda Civic. (152 Nm). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Honda Civic. 2005 Honda Civic has automatic transmission and 2005 Opel Signum has manual transmission. 2005 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Honda Civic will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Honda Civic | 2005 Opel Signum | |
| Make | Honda | Opel |
| Model | Civic | Signum |
| Year Released | 2005 | 2005 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1686 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 122 HP | 175 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 152 Nm | 370 Nm |
| Engine Bore Size | 75 mm | 87.5 mm |
| Engine Stroke Size | 94 mm | 82 mm |
| Engine Compression Ratio | 9.9:1 | 18.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1205 kg | 1670 kg |
| Vehicle Length | 4460 mm | 4640 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2630 mm | 2620 mm |
| Fuel Consumption Overall | 6.9 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 50 L | 60 L |
