2007 Buick Rainier vs. 2004 Buick Regal
To start off, 2007 Buick Rainier 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 4,162 cc (6 cylinders), 2007 Buick Rainier is equipped with a bigger engine. In terms of performance, 2007 Buick Rainier (292 HP @ 6000 RPM) has 95 more horse power than 2004 Buick Regal. (197 HP @ 5200 RPM). In normal driving conditions, 2007 Buick Rainier should accelerate faster than 2004 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2007 Buick Rainier weights approximately 29 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.
Because 2007 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 2004 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2007 Buick Rainier will offer significantly more control. 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 Buick Rainier (376 Nm @ 4800 RPM) has 64 more torque (in Nm) than 2004 Buick Regal. (312 Nm @ 4000 RPM). This means 2007 Buick Rainier will have an easier job in driving up hills or pulling heavy equipment than 2004 Buick Regal.
Compare all specifications:
| 2007 Buick Rainier | 2004 Buick Regal | |
| Make | Buick | Buick |
| Model | Rainier | Regal |
| Year Released | 2007 | 2004 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4162 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 292 HP | 197 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 376 Nm | 312 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1550 kg | 1521 kg |
| Vehicle Length | 4920 mm | 4990 mm |
| Vehicle Width | 1920 mm | 1850 mm |
| Vehicle Height | 1900 mm | 1440 mm |
| Wheelbase Size | 2880 mm | 3080 mm |
| Fuel Consumption City | 15.7 L/100km | 11.9 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 10 L/100km |
| Fuel Tank Capacity | 83 L | 66 L |
