2005 Chevrolet Impala vs. 2004 Opel Signum
To start off, 2005 Chevrolet Impala is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 3,343 cc (6 cylinders), 2005 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (208 HP @ 6200 RPM) has 27 more horse power than 2005 Chevrolet Impala. (181 HP @ 5600 RPM) In normal driving conditions, 2004 Opel Signum should accelerate faster than 2005 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 58 kg more than 2005 Chevrolet Impala. 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, 2004 Opel Signum (300 Nm) has 22 more torque (in Nm) than 2005 Chevrolet Impala. (278 Nm). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Impala. 2005 Chevrolet Impala has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
2005 Chevrolet Impala | 2004 Opel Signum | |
Make | Chevrolet | Opel |
Model | Impala | Signum |
Year Released | 2005 | 2004 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 3343 cc | 3175 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 181 HP | 208 HP |
Engine RPM | 5600 RPM | 6200 RPM |
Torque | 278 Nm | 300 Nm |
Engine Bore Size | 91 mm | 87.5 mm |
Engine Stroke Size | 84 mm | 88 mm |
Engine Compression Ratio | 9.5:1 | 10.0:1 |
Drive Type | Front | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 6 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1537 kg | 1595 kg |
Vehicle Length | 5090 mm | 4640 mm |
Vehicle Width | 1860 mm | 1800 mm |
Vehicle Height | 1460 mm | 1470 mm |
Wheelbase Size | 2880 mm | 2740 mm |
Fuel Consumption Overall | 9.4 L/100km | 10.1 L/100km |
Fuel Tank Capacity | 64 L | 52 L |