1973 Chevrolet Impala vs. 2011 Chevrolet HHR
To start off, 2011 Chevrolet HHR is newer by 38 year(s). Which means there will be less support and parts availability for 1973 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1973 Chevrolet Impala would be higher. At 4,097 cc (6 cylinders), 1973 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2011 Chevrolet HHR (155 HP @ 6100 RPM) has 45 more horse power than 1973 Chevrolet Impala. (110 HP @ 3800 RPM) In normal driving conditions, 2011 Chevrolet HHR should accelerate faster than 1973 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 1973 Chevrolet Impala weights approximately 284 kg more than 2011 Chevrolet HHR.
Because 1973 Chevrolet Impala 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 1973 Chevrolet Impala. However, in wet, icy, snow, or gravel driving conditions, 2011 Chevrolet HHR, 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, 1973 Chevrolet Impala (251 Nm @ 1600 RPM) has 48 more torque (in Nm) than 2011 Chevrolet HHR. (203 Nm @ 4800 RPM). This means 1973 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2011 Chevrolet HHR.
Compare all specifications:
| 1973 Chevrolet Impala | 2011 Chevrolet HHR | |
| Make | Chevrolet | Chevrolet |
| Model | Impala | HHR |
| Year Released | 1973 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 4097 cc | 2200 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 110 HP | 155 HP |
| Engine RPM | 3800 RPM | 6100 RPM |
| Torque | 251 Nm | 203 Nm |
| Torque RPM | 1600 RPM | 4800 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1715 kg | 1431 kg |
| Vehicle Length | 5600 mm | 4475 mm |
| Vehicle Width | 2030 mm | 1755 mm |
| Vehicle Height | 1370 mm | 1603 mm |
| Wheelbase Size | 3100 mm | 2629 mm |
