2006 Opel Astra vs. 2004 Hyundai Sonata
To start off, 2006 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Hyundai Sonata. In addition, the cost of maintenance, including insurance, on 2004 Hyundai Sonata would be higher. At 1,991 cc (4 cylinders), 2004 Hyundai Sonata is equipped with a bigger engine. In terms of performance, 2004 Hyundai Sonata (131 HP @ 5800 RPM) has 32 more horse power than 2006 Opel Astra. (99 HP @ 3500 RPM) In normal driving conditions, 2004 Hyundai Sonata should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 10 kg more than 2004 Hyundai Sonata.
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, 2006 Opel Astra (260 Nm @ 1700 RPM) has 69 more torque (in Nm) than 2004 Hyundai Sonata. (191 Nm @ 4500 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2004 Hyundai Sonata. 2004 Hyundai Sonata has automatic transmission and 2006 Opel Astra has manual transmission. 2006 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Hyundai Sonata will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Opel Astra | 2004 Hyundai Sonata | |
| Make | Opel | Hyundai |
| Model | Astra | Sonata |
| Year Released | 2006 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 131 HP |
| Engine RPM | 3500 RPM | 5800 RPM |
| Torque | 260 Nm | 191 Nm |
| Torque RPM | 1700 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 83.3 mm |
| Engine Stroke Size | 90.4 mm | 95 mm |
| Engine Compression Ratio | 18.0:1 | 17.7:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1435 kg | 1425 kg |
| Vehicle Length | 4520 mm | 4520 mm |
| Vehicle Width | 1800 mm | 1700 mm |
| Vehicle Height | 1510 mm | 1590 mm |
| Wheelbase Size | 2710 mm | 2730 mm |
| Fuel Tank Capacity | 52 L | 65 L |
