1991 Buick Riviera vs. 2007 Pontiac Grand Prix
To start off, 2007 Pontiac Grand Prix is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1991 Buick Riviera would be higher. At 3,800 cc (6 cylinders), 1991 Buick Riviera is equipped with a bigger engine. In terms of performance, 2007 Pontiac Grand Prix (260 HP @ 5400 RPM) has 90 more horse power than 1991 Buick Riviera. (170 HP @ 4800 RPM) In normal driving conditions, 2007 Pontiac Grand Prix should accelerate faster than 1991 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Riviera weights approximately 173 kg more than 2007 Pontiac Grand Prix.
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 Pontiac Grand Prix (380 Nm @ 3600 RPM) has 95 more torque (in Nm) than 1991 Buick Riviera. (285 Nm @ 3200 RPM). This means 2007 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Riviera.
Compare all specifications:
1991 Buick Riviera | 2007 Pontiac Grand Prix | |
Make | Buick | Pontiac |
Model | Riviera | Grand Prix |
Year Released | 1991 | 2007 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 3800 cc | 3790 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | V |
Horse Power | 170 HP | 260 HP |
Engine RPM | 4800 RPM | 5400 RPM |
Torque | 285 Nm | 380 Nm |
Torque RPM | 3200 RPM | 3600 RPM |
Engine Bore Size | 96.5 mm | 96.5 mm |
Engine Stroke Size | 86.4 mm | 86.4 mm |
Drive Type | Front | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1520 kg | 1347 kg |
Vehicle Length | 5040 mm | 5040 mm |
Vehicle Width | 1830 mm | 1830 mm |
Vehicle Height | 1350 mm | 1430 mm |
Wheelbase Size | 2760 mm | 2810 mm |