2004 Buick Regal vs. 2005 Cadillac DeVille
To start off, 2005 Cadillac DeVille is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Buick Regal. In addition, the cost of maintenance, including insurance, on 2004 Buick Regal would be higher. At 4,570 cc (8 cylinders), 2005 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 2005 Cadillac DeVille (275 HP @ 5600 RPM) has 74 more horse power than 2004 Buick Regal. (201 HP @ 5200 RPM) In normal driving conditions, 2005 Cadillac DeVille should accelerate faster than 2004 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac DeVille weights approximately 329 kg more than 2004 Buick Regal. 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, 2005 Cadillac DeVille (406 Nm) has 101 more torque (in Nm) than 2004 Buick Regal. (305 Nm). This means 2005 Cadillac DeVille will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Regal.
Compare all specifications:
| 2004 Buick Regal | 2005 Cadillac DeVille | |
| Make | Buick | Cadillac |
| Model | Regal | DeVille |
| Year Released | 2004 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 4570 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 201 HP | 275 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 305 Nm | 406 Nm |
| Engine Bore Size | 97 mm | 93 mm |
| Engine Stroke Size | 86 mm | 84 mm |
| Engine Compression Ratio | 9.4:1 | 10.3:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1879 kg |
| Vehicle Length | 4990 mm | 5260 mm |
| Vehicle Width | 1850 mm | 1900 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2780 mm | 2900 mm |
| Fuel Consumption City | 11.8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 64 L | 70 L |
