2007 GMC Acadia vs. 2002 Opel Signum
To start off, 2007 GMC Acadia is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Opel Signum. In addition, the cost of maintenance, including insurance, on 2002 Opel Signum would be higher. At 3,562 cc (6 cylinders), 2007 GMC Acadia is equipped with a bigger engine. In terms of performance, 2007 GMC Acadia (275 HP @ 6600 RPM) has 101 more horse power than 2002 Opel Signum. (174 HP @ 4000 RPM). In normal driving conditions, 2007 GMC Acadia should accelerate faster than 2002 Opel Signum.
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, 2002 Opel Signum (377 Nm @ 1900 RPM) has 37 more torque (in Nm) than 2007 GMC Acadia. (340 Nm @ 3200 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 GMC Acadia. 2007 GMC Acadia has automatic transmission and 2002 Opel Signum has manual transmission. 2002 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Acadia will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 GMC Acadia | 2002 Opel Signum | |
| Make | GMC | Opel |
| Model | Acadia | Signum |
| Year Released | 2007 | 2002 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3562 cc | 2957 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 275 HP | 174 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 340 Nm | 377 Nm |
| Torque RPM | 3200 RPM | 1900 RPM |
| Engine Bore Size | 94 mm | 87.5 mm |
| Engine Stroke Size | 85.6 mm | 82 mm |
| Engine Compression Ratio | 10.2:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 5100 mm | 4640 mm |
| Vehicle Width | 1990 mm | 1800 mm |
| Vehicle Height | 1780 mm | 1470 mm |
| Wheelbase Size | 3030 mm | 2840 mm |
