1973 Chevrolet Blazer vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 40 year(s). Which means there will be less support and parts availability for 1973 Chevrolet Blazer. In addition, the cost of maintenance, including insurance, on 1973 Chevrolet Blazer would be higher. At 5,733 cc (8 cylinders), 1973 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (322 HP @ 5300 RPM) has 169 more horse power than 1973 Chevrolet Blazer. (153 HP @ 4000 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 1973 Chevrolet Blazer. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 492 kg more than 1973 Chevrolet Blazer. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 Chevrolet Blazer is four wheel drive (4WD), it will have significant more traction and grip than 2013 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 1973 Chevrolet Blazer 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. Let's talk about torque, 2013 GMC Sierra (472 Nm @ 4400 RPM) has 126 more torque (in Nm) than 1973 Chevrolet Blazer. (346 Nm @ 2400 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Chevrolet Blazer.
Compare all specifications:
| 1973 Chevrolet Blazer | 2013 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Blazer | Sierra |
| Year Released | 1973 | 2013 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5733 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 153 HP | 322 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 346 Nm | 472 Nm |
| Torque RPM | 2400 RPM | 4400 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 4 seats | 6 seats |
| Vehicle Weight | 1850 kg | 2342 kg |
| Vehicle Length | 4670 mm | 5847 mm |
| Vehicle Width | 2050 mm | 2032 mm |
| Vehicle Height | 1870 mm | 1875 mm |
| Wheelbase Size | 2710 mm | 3645 mm |
