1947 Alfa Romeo 6C vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 62 year(s). Which means there will be less support and parts availability for 1947 Alfa Romeo 6C. In addition, the cost of maintenance, including insurance, on 1947 Alfa Romeo 6C would be higher. At 5,999 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (353 HP @ 5400 RPM) has 264 more horse power than 1947 Alfa Romeo 6C. (89 HP @ 4600 RPM) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 1947 Alfa Romeo 6C. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 1158 kg more than 1947 Alfa Romeo 6C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1947 Alfa Romeo 6C. In wet, icy, snow, or gravel driving conditions, 2009 GMC Sierra will offer significantly more control. 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. 2009 GMC Sierra has automatic transmission and 1947 Alfa Romeo 6C has manual transmission. 1947 Alfa Romeo 6C will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1947 Alfa Romeo 6C | 2009 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | 6C | Sierra |
| Year Released | 1947 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2443 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 89 HP | 353 HP |
| Engine RPM | 4600 RPM | 5400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1506 kg | 2664 kg |
| Vehicle Length | 4880 mm | 5710 mm |
| Vehicle Width | 1840 mm | 2040 mm |
| Vehicle Height | 1510 mm | 1940 mm |
| Wheelbase Size | 3010 mm | 3380 mm |
| Fuel Tank Capacity | 77 L | 129 L |
