1953 Alvis TB 21 vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 59 year(s). Which means there will be less support and parts availability for 1953 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1953 Alvis TB 21 would be higher. At 5,300 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2012 GMC Sierra (315 HP @ 5200 RPM) has 223 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 2012 GMC Sierra should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 2012 GMC Sierra (454 Nm @ 4000 RPM) has 250 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2012 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1953 Alvis TB 21.
Compare all specifications:
| 1953 Alvis TB 21 | 2012 GMC Sierra | |
| Make | Alvis | GMC |
| Model | TB 21 | Sierra |
| Year Released | 1953 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 92 HP | 315 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 204 Nm | 454 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Vehicle Length | 4430 mm | 5847 mm |
| Vehicle Width | 1680 mm | 2032 mm |
| Wheelbase Size | 2750 mm | 3645 mm |
