2010 Chevrolet HHR vs. 2004 Alfa Romeo 156
To start off, 2010 Chevrolet HHR is newer by 6 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 3,177 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (238 HP @ 6200 RPM) has 83 more horse power than 2010 Chevrolet HHR. (155 HP @ 6100 RPM) In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 2010 Chevrolet HHR. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 54 kg more than 2010 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, 2004 Alfa Romeo 156 (289 Nm @ 4800 RPM) has 86 more torque (in Nm) than 2010 Chevrolet HHR. (203 Nm @ 4800 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2010 Chevrolet HHR. 2004 Alfa Romeo 156 has automatic transmission and 2010 Chevrolet HHR has manual transmission. 2010 Chevrolet HHR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2010 Chevrolet HHR | 2004 Alfa Romeo 156 | |
| Make | Chevrolet | Alfa Romeo |
| Model | HHR | 156 |
| Year Released | 2010 | 2004 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2200 cc | 3177 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 155 HP | 238 HP |
| Engine RPM | 6100 RPM | 6200 RPM |
| Torque | 203 Nm | 289 Nm |
| Torque RPM | 4800 RPM | 4800 RPM |
| Fuel Type | Flex Fuel | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1431 kg | 1485 kg |
| Vehicle Length | 4475 mm | 4440 mm |
| Vehicle Width | 1755 mm | 1770 mm |
| Vehicle Height | 1603 mm | 1410 mm |
| Wheelbase Size | 2629 mm | 2600 mm |
| Fuel Tank Capacity | 61 L | 63 L |
