1951 Austin A 40 vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 56 year(s). Which means there will be less support and parts availability for 1951 Austin A 40. In addition, the cost of maintenance, including insurance, on 1951 Austin A 40 would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (353 HP @ 5400 RPM) has 304 more horse power than 1951 Austin A 40. (49 HP @ 5000 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1951 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1798 kg more than 1951 Austin A 40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1951 Austin A 40. In wet, icy, snow, or gravel driving conditions, 2007 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. Let's talk about torque, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 423 more torque (in Nm) than 1951 Austin A 40. (83 Nm @ 3000 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1951 Austin A 40.
Compare all specifications:
| 1951 Austin A 40 | 2007 GMC Sierra | |
| Make | Austin | GMC |
| Model | A 40 | Sierra |
| Year Released | 1951 | 2007 |
| Body Type | Convertible | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 49 HP | 353 HP |
| Engine RPM | 5000 RPM | 5400 RPM |
| Torque | 83 Nm | 506 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 990 kg | 2788 kg |
| Vehicle Length | 4060 mm | 6340 mm |
| Vehicle Width | 1560 mm | 2040 mm |
| Vehicle Height | 1450 mm | 1950 mm |
| Wheelbase Size | 2360 mm | 4010 mm |
| Fuel Tank Capacity | 34 L | 129 L |
