1999 Buick Riviera vs. 2013 Porsche Panamera
To start off, 2013 Porsche Panamera is newer by 14 year(s). Which means there will be less support and parts availability for 1999 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1999 Buick Riviera would be higher. At 4,800 cc (8 cylinders), 2013 Porsche Panamera is equipped with a bigger engine. In terms of performance, 2013 Porsche Panamera (542 HP @ 6000 RPM) has 337 more horse power than 1999 Buick Riviera. (205 HP @ 5200 RPM) In normal driving conditions, 2013 Porsche Panamera should accelerate faster than 1999 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche Panamera weights approximately 295 kg more than 1999 Buick Riviera. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Porsche Panamera is all wheel drive (AWD), it will have significant more traction and grip than 1999 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 2013 Porsche Panamera 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, 2013 Porsche Panamera (750 Nm @ 4500 RPM) has 438 more torque (in Nm) than 1999 Buick Riviera. (312 Nm @ 4000 RPM). This means 2013 Porsche Panamera will have an easier job in driving up hills or pulling heavy equipment than 1999 Buick Riviera.
Compare all specifications:
| 1999 Buick Riviera | 2013 Porsche Panamera | |
| Make | Buick | Porsche |
| Model | Riviera | Panamera |
| Year Released | 1999 | 2013 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 4800 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | single |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 205 HP | 542 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 312 Nm | 750 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Engine Bore Size | 96.5 mm | 96 mm |
| Engine Stroke Size | 86.4 mm | 83 mm |
| Fuel Type | Gasoline | Electric |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | Single Speed |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1700 kg | 1995 kg |
| Vehicle Length | 5270 mm | 4970 mm |
| Vehicle Width | 1910 mm | 2114 mm |
| Vehicle Height | 1400 mm | 1418 mm |
