1999 Buick Regal vs. 1991 Porsche 928
To start off, 1999 Buick Regal is newer by 8 year(s). Which means there will be less support and parts availability for 1991 Porsche 928. In addition, the cost of maintenance, including insurance, on 1991 Porsche 928 would be higher. At 5,397 cc (8 cylinders), 1991 Porsche 928 is equipped with a bigger engine. In terms of performance, 1991 Porsche 928 (345 HP @ 5700 RPM) has 148 more horse power than 1999 Buick Regal. (197 HP @ 5200 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 1999 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 928 weights approximately 40 kg more than 1999 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Porsche 928 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Porsche 928. However, in wet, icy, snow, or gravel driving conditions, 1999 Buick Regal, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 Porsche 928 (500 Nm @ 4250 RPM) has 189 more torque (in Nm) than 1999 Buick Regal. (311 Nm @ 4000 RPM). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Regal. 1999 Buick Regal has automatic transmission and 1991 Porsche 928 has manual transmission. 1991 Porsche 928 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Buick Regal will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Buick Regal | 1991 Porsche 928 | |
| Make | Buick | Porsche |
| Model | Regal | 928 |
| Year Released | 1999 | 1991 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3789 cc | 5397 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 197 HP | 345 HP |
| Engine RPM | 5200 RPM | 5700 RPM |
| Torque | 311 Nm | 500 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Engine Bore Size | 97 mm | 100.1 mm |
| Engine Stroke Size | 86 mm | 85.9 mm |
| Engine Compression Ratio | 9.4:1 | 10.4:1 |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1600 kg |
| Vehicle Length | 4990 mm | 4450 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1290 mm |
| Wheelbase Size | 2780 mm | 2510 mm |
| Fuel Tank Capacity | 64 L | 86 L |
