2007 Chevrolet HHR vs. 1986 Rover 825i
To start off, 2007 Chevrolet HHR is newer by 21 year(s). Which means there will be less support and parts availability for 1986 Rover 825i. In addition, the cost of maintenance, including insurance, on 1986 Rover 825i would be higher. At 2,493 cc (6 cylinders), 1986 Rover 825i is equipped with a bigger engine. In terms of performance, 2007 Chevrolet HHR (175 HP @ 6200 RPM) has 5 more horse power than 1986 Rover 825i. (170 HP @ 6000 RPM). In normal driving conditions, 2007 Chevrolet HHR should accelerate faster than 1986 Rover 825i.
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 Chevrolet HHR (224 Nm @ 5000 RPM) has 7 more torque (in Nm) than 1986 Rover 825i. (217 Nm @ 5000 RPM). This means 2007 Chevrolet HHR will have an easier job in driving up hills or pulling heavy equipment than 1986 Rover 825i. 2007 Chevrolet HHR has automatic transmission and 1986 Rover 825i has manual transmission. 1986 Rover 825i will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Chevrolet HHR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Chevrolet HHR | 1986 Rover 825i | |
| Make | Chevrolet | Rover |
| Model | HHR | 825i |
| Year Released | 2007 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2397 cc | 2493 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 175 HP | 170 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 224 Nm | 217 Nm |
| Torque RPM | 5000 RPM | 5000 RPM |
| Engine Bore Size | 87.9 mm | 84 mm |
| Engine Stroke Size | 97.8 mm | 75 mm |
| Engine Compression Ratio | 10.5:1 | 9.6:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Length | 4440 mm | 4700 mm |
| Vehicle Width | 1740 mm | 1740 mm |
| Vehicle Height | 1570 mm | 1400 mm |
| Wheelbase Size | 2630 mm | 2760 mm |
