2003 Buick Regal vs. 2005 Hyundai Elantra
To start off, 2005 Hyundai Elantra is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Buick Regal. In addition, the cost of maintenance, including insurance, on 2003 Buick Regal would be higher. At 3,789 cc (6 cylinders), 2003 Buick Regal is equipped with a bigger engine. In terms of performance, 2003 Buick Regal (197 HP @ 5200 RPM) has 55 more horse power than 2005 Hyundai Elantra. (142 HP @ 6000 RPM). In normal driving conditions, 2003 Buick Regal should accelerate faster than 2005 Hyundai Elantra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Hyundai Elantra weights approximately 430 kg more than 2003 Buick Regal.
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 Buick Regal (312 Nm @ 4000 RPM) has 121 more torque (in Nm) than 2005 Hyundai Elantra. (191 Nm @ 4500 RPM). This means 2003 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 2005 Hyundai Elantra.
Compare all specifications:
| 2003 Buick Regal | 2005 Hyundai Elantra | |
| Make | Buick | Hyundai |
| Model | Regal | Elantra |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3789 cc | 1991 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 197 HP | 142 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 312 Nm | 191 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Engine Bore Size | 97 mm | 82 mm |
| Engine Stroke Size | 86 mm | 93.5 mm |
| Engine Compression Ratio | 9.4:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1990 kg |
| Vehicle Length | 4990 mm | 4530 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2780 mm | 2630 mm |
| Fuel Tank Capacity | 64 L | 55 L |
