1971 Alfa Romeo Spider vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 40 year(s). Which means there will be less support and parts availability for 1971 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1971 Alfa Romeo Spider would be higher. At 5,999 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (353 HP @ 5400 RPM) has 245 more horse power than 1971 Alfa Romeo Spider. (108 HP @ 6000 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 1971 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 1139 kg more than 1971 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1971 Alfa Romeo Spider. In wet, icy, snow, or gravel driving conditions, 2011 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. 2011 GMC Sierra has automatic transmission and 1971 Alfa Romeo Spider has manual transmission. 1971 Alfa Romeo Spider will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Alfa Romeo Spider | 2011 GMC Sierra | |
| Make | Alfa Romeo | GMC |
| Model | Spider | Sierra |
| Year Released | 1971 | 2011 |
| Body Type | Roadster | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 108 HP | 353 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1002 kg | 2141 kg |
| Vehicle Length | 4130 mm | 6580 mm |
| Vehicle Width | 1640 mm | 2040 mm |
| Vehicle Height | 1300 mm | 1960 mm |
| Wheelbase Size | 2260 mm | 4250 mm |
