1963 Austin A 99 vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 48 year(s). Which means there will be less support and parts availability for 1963 Austin A 99. In addition, the cost of maintenance, including insurance, on 1963 Austin A 99 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 (312 HP @ 4400 RPM) has 205 more horse power than 1963 Austin A 99. (107 HP @ 4750 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 1963 Austin A 99. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 364 kg more than 1963 Austin A 99. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2011 GMC Sierra (506 Nm @ 4400 RPM) has 282 more torque (in Nm) than 1963 Austin A 99. (224 Nm @ 2500 RPM). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1963 Austin A 99. 2011 GMC Sierra has automatic transmission and 1963 Austin A 99 has manual transmission. 1963 Austin A 99 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:
| 1963 Austin A 99 | 2011 GMC Sierra | |
| Make | Austin | GMC |
| Model | A 99 | Sierra |
| Year Released | 1963 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2912 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 107 HP | 312 HP |
| Engine RPM | 4750 RPM | 4400 RPM |
| Torque | 224 Nm | 506 Nm |
| Torque RPM | 2500 RPM | 4400 RPM |
| Engine Compression Ratio | 8.3:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1530 kg | 1894 kg |
| Vehicle Length | 4780 mm | 6580 mm |
| Vehicle Width | 1750 mm | 2440 mm |
| Vehicle Height | 1540 mm | 1940 mm |
| Wheelbase Size | 2800 mm | 4250 mm |
| Fuel Tank Capacity | 34 L | 129 L |
