2003 Opel Signum vs. 2007 Volkswagen Phaeton
To start off, 2007 Volkswagen Phaeton is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 4,921 cc (10 cylinders), 2007 Volkswagen Phaeton is equipped with a bigger engine. In terms of performance, 2007 Volkswagen Phaeton (310 HP @ 3750 RPM) has 211 more horse power than 2003 Opel Signum. (99 HP @ 3120 RPM) In normal driving conditions, 2007 Volkswagen Phaeton should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Volkswagen Phaeton weights approximately 785 kg more than 2003 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Volkswagen Phaeton is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2007 Volkswagen Phaeton will offer significantly more control. 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, 2007 Volkswagen Phaeton (750 Nm @ 2000 RPM) has 520 more torque (in Nm) than 2003 Opel Signum. (230 Nm @ 1500 RPM). This means 2007 Volkswagen Phaeton will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum. 2007 Volkswagen Phaeton has automatic transmission and 2003 Opel Signum has manual transmission. 2003 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Volkswagen Phaeton will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Signum | 2007 Volkswagen Phaeton | |
| Make | Opel | Volkswagen |
| Model | Signum | Phaeton |
| Year Released | 2003 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 4921 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 99 HP | 310 HP |
| Engine RPM | 3120 RPM | 3750 RPM |
| Torque | 230 Nm | 750 Nm |
| Torque RPM | 1500 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 81 mm |
| Engine Stroke Size | 90 mm | 95.5 mm |
| Engine Compression Ratio | 18.5:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 185 km/hour | 250 km/hour |
| Acceleration 0-100mph | 14.3 seconds | 6.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1620 kg | 2405 kg |
| Vehicle Length | 4640 mm | 5180 mm |
| Vehicle Width | 1800 mm | 1910 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2840 mm | 2890 mm |
| Fuel Consumption Overall | 5.9 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 60 L | 90 L |
