1973 AC 428 vs. 2009 Chevrolet HHR
To start off, 2009 Chevrolet HHR is newer by 36 year(s). Which means there will be less support and parts availability for 1973 AC 428. In addition, the cost of maintenance, including insurance, on 1973 AC 428 would be higher. At 7,002 cc (8 cylinders), 1973 AC 428 is equipped with a bigger engine. In terms of performance, 1973 AC 428 (298 HP @ 4600 RPM) has 126 more horse power than 2009 Chevrolet HHR. (172 HP @ 5800 RPM). In normal driving conditions, 1973 AC 428 should accelerate faster than 2009 Chevrolet HHR.
Because 1973 AC 428 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 AC 428. However, in wet, icy, snow, or gravel driving conditions, 2009 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 AC 428 (639 Nm @ 2800 RPM) has 413 more torque (in Nm) than 2009 Chevrolet HHR. (226 Nm @ 4500 RPM). This means 1973 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet HHR. 2009 Chevrolet HHR has automatic transmission and 1973 AC 428 has manual transmission. 1973 AC 428 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Chevrolet HHR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 AC 428 | 2009 Chevrolet HHR | |
| Make | AC | Chevrolet |
| Model | 428 | HHR |
| Year Released | 1973 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 7002 cc | 2401 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 172 HP |
| Engine RPM | 4600 RPM | 5800 RPM |
| Torque | 639 Nm | 226 Nm |
| Torque RPM | 2800 RPM | 4500 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4430 mm | 4480 mm |
| Vehicle Width | 1710 mm | 1760 mm |
| Vehicle Height | 1310 mm | 1610 mm |
| Wheelbase Size | 2450 mm | 2640 mm |
