2004 Opel Signum vs. 2012 Chevrolet Sonic
To start off, 2012 Chevrolet Sonic is newer by 8 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 1,908 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (148 HP @ 4000 RPM) has 10 more horse power than 2012 Chevrolet Sonic. (138 HP @ 6300 RPM). In normal driving conditions, 2004 Opel Signum should accelerate faster than 2012 Chevrolet Sonic.
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 (326 Nm @ 2000 RPM) has 157 more torque (in Nm) than 2012 Chevrolet Sonic. (169 Nm @ 3800 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2012 Chevrolet Sonic. 2012 Chevrolet Sonic 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. 2012 Chevrolet Sonic will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Signum | 2012 Chevrolet Sonic | |
| Make | Opel | Chevrolet |
| Model | Signum | Sonic |
| Year Released | 2004 | 2012 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 1800 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 138 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 326 Nm | 169 Nm |
| Torque RPM | 2000 RPM | 3800 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4640 mm | 4039 mm |
| Vehicle Width | 1800 mm | 1735 mm |
| Vehicle Height | 1470 mm | 1516 mm |
| Wheelbase Size | 2840 mm | 2525 mm |
| Fuel Consumption | 5.1 L/100km | 6.7 L/100km |
| Fuel Consumption City | 7.8 L/100km | 9 L/100km |
| Fuel Tank Capacity | 60 L | 46 L |
