2002 Buick Regal vs. 1991 Buick Reatta
To start off, 2002 Buick Regal is newer by 11 year(s). Which means there will be less support and parts availability for 1991 Buick Reatta. In addition, the cost of maintenance, including insurance, on 1991 Buick Reatta would be higher. Both 2002 Buick Regal and 1991 Buick Reatta are equipped with a 3,791 cc engine. In terms of performance, 2002 Buick Regal (205 HP @ 5200 RPM) has 40 more horse power than 1991 Buick Reatta. (165 HP @ 4400 RPM). In normal driving conditions, 2002 Buick Regal should accelerate faster than 1991 Buick Reatta. With that said, vehicle weight also plays an important factor in acceleration. 2002 Buick Regal weights approximately 28 kg more than 1991 Buick Reatta. 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, 2002 Buick Regal (311 Nm) has 25 more torque (in Nm) than 1991 Buick Reatta. (286 Nm). This means 2002 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Reatta.
Compare all specifications:
| 2002 Buick Regal | 1991 Buick Reatta | |
| Make | Buick | Buick |
| Model | Regal | Reatta |
| Year Released | 2002 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3791 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 205 HP | 165 HP |
| Engine RPM | 5200 RPM | 4400 RPM |
| Torque | 311 Nm | 286 Nm |
| Engine Bore Size | 97 mm | 96.5 mm |
| Engine Stroke Size | 86 mm | 86.4 mm |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1532 kg |
| Vehicle Length | 4990 mm | 4670 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1310 mm |
| Wheelbase Size | 2780 mm | 2510 mm |
| Fuel Tank Capacity | 64 L | 62 L |
