1997 Buick Riviera vs. 2009 Chevrolet HHR
To start off, 2009 Chevrolet HHR is newer by 12 year(s). Which means there will be less support and parts availability for 1997 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1997 Buick Riviera would be higher. At 3,791 cc (6 cylinders), 1997 Buick Riviera is equipped with a bigger engine. In terms of performance, 1997 Buick Riviera (202 HP @ 5200 RPM) has 34 more horse power than 2009 Chevrolet HHR. (168 HP @ 6200 RPM). In normal driving conditions, 1997 Buick Riviera should accelerate faster than 2009 Chevrolet HHR. With that said, vehicle weight also plays an important factor in acceleration. 1997 Buick Riviera weights approximately 230 kg more than 2009 Chevrolet HHR. 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, 1997 Buick Riviera (312 Nm @ 4000 RPM) has 90 more torque (in Nm) than 2009 Chevrolet HHR. (222 Nm @ 4800 RPM). This means 1997 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet HHR.
Compare all specifications:
| 1997 Buick Riviera | 2009 Chevrolet HHR | |
| Make | Buick | Chevrolet |
| Model | Riviera | HHR |
| Year Released | 1997 | 2009 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2399 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 202 HP | 168 HP |
| Engine RPM | 5200 RPM | 6200 RPM |
| Torque | 312 Nm | 222 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Engine Compression Ratio | 9.4:1 | 10.4:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1700 kg | 1470 kg |
| Vehicle Length | 5270 mm | 3380 mm |
| Vehicle Width | 1910 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1610 mm |
