2004 Hyundai Sonata vs. 2003 Pontiac Bonneville
To start off, 2004 Hyundai Sonata is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Pontiac Bonneville. In addition, the cost of maintenance, including insurance, on 2003 Pontiac Bonneville would be higher. At 3,791 cc (6 cylinders), 2003 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 2003 Pontiac Bonneville (200 HP) has 60 more horse power than 2004 Hyundai Sonata. (140 HP) In normal driving conditions, 2003 Pontiac Bonneville should accelerate faster than 2004 Hyundai Sonata. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Bonneville weights approximately 187 kg more than 2004 Hyundai Sonata. 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, 2003 Pontiac Bonneville (311 Nm) has 112 more torque (in Nm) than 2004 Hyundai Sonata. (199 Nm). This means 2003 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 2004 Hyundai Sonata.
Compare all specifications:
| 2004 Hyundai Sonata | 2003 Pontiac Bonneville | |
| Make | Hyundai | Pontiac |
| Model | Sonata | Bonneville |
| Year Released | 2004 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2343 cc | 3791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 140 HP | 200 HP |
| Torque | 199 Nm | 311 Nm |
| Engine Bore Size | 87 mm | 96.5 mm |
| Engine Stroke Size | 100 mm | 86.4 mm |
| Engine Compression Ratio | 10.0:1 | 9.4:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1443 kg | 1630 kg |
| Vehicle Length | 4750 mm | 5110 mm |
| Vehicle Width | 1830 mm | 1890 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2880 mm |
| Fuel Tank Capacity | 65 L | 68 L |
