2004 Buick Regal vs. 2007 Cadillac DTS
To start off, 2007 Cadillac DTS is newer by 3 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 4,565 cc (8 cylinders), 2007 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2007 Cadillac DTS (275 HP @ 6000 RPM) has 74 more horse power than 2004 Buick Regal. (201 HP @ 5200 RPM) In normal driving conditions, 2007 Cadillac DTS should accelerate faster than 2004 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac DTS weights approximately 88 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, 2007 Cadillac DTS (400 Nm) has 95 more torque (in Nm) than 2004 Buick Regal. (305 Nm). This means 2007 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Regal.
Compare all specifications:
| 2004 Buick Regal | 2007 Cadillac DTS | |
| Make | Buick | Cadillac |
| Model | Regal | DTS |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 4565 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 | 6000 RPM |
| Torque | 305 Nm | 400 Nm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1638 kg |
| Vehicle Length | 4990 mm | 5280 mm |
| Vehicle Width | 1850 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2780 mm | 2940 mm |
| Fuel Consumption | 7.8 L/100km | 9.4 L/100km |
| Fuel Consumption City | 11.8 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 64 L | 68 L |
