2007 Chevrolet HHR vs. 1986 Isuzu Piazza
To start off, 2007 Chevrolet HHR is newer by 21 year(s). Which means there will be less support and parts availability for 1986 Isuzu Piazza. In addition, the cost of maintenance, including insurance, on 1986 Isuzu Piazza would be higher. At 2,189 cc (4 cylinders), 2007 Chevrolet HHR is equipped with a bigger engine. In terms of performance, 2007 Chevrolet HHR (150 HP @ 5600 RPM) has 2 more horse power than 1986 Isuzu Piazza. (148 HP @ 5400 RPM). In normal driving conditions, 2007 Chevrolet HHR should accelerate faster than 1986 Isuzu Piazza. With that said, vehicle weight also plays an important factor in acceleration. 1986 Isuzu Piazza weights approximately 211 kg more than 2007 Chevrolet HHR.
Let's talk about torque, 1986 Isuzu Piazza (226 Nm @ 3000 RPM) has 20 more torque (in Nm) than 2007 Chevrolet HHR. (206 Nm @ 4000 RPM). This means 1986 Isuzu Piazza will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet HHR.
Compare all specifications:
| 2007 Chevrolet HHR | 1986 Isuzu Piazza | |
| Make | Chevrolet | Isuzu |
| Model | HHR | Piazza |
| Year Released | 2007 | 1986 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2189 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 150 HP | 148 HP |
| Engine RPM | 5600 RPM | 5400 RPM |
| Torque | 206 Nm | 226 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 86.1 mm | 88 mm |
| Engine Stroke Size | 94.5 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 7.9:1 |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1073 kg | 1284 kg |
| Vehicle Length | 4480 mm | 4290 mm |
| Vehicle Width | 1760 mm | 1610 mm |
| Vehicle Height | 1610 mm | 1330 mm |
| Wheelbase Size | 2630 mm | 2510 mm |
