1954 Alvis TC 21 vs. 2010 Hummer H3
To start off, 2010 Hummer H3 is newer by 56 year(s). Which means there will be less support and parts availability for 1954 Alvis TC 21. In addition, the cost of maintenance, including insurance, on 1954 Alvis TC 21 would be higher. At 3,653 cc (5 cylinders), 2010 Hummer H3 is equipped with a bigger engine. In terms of performance, 2010 Hummer H3 (243 HP @ 5600 RPM) has 143 more horse power than 1954 Alvis TC 21. (100 HP @ 4000 RPM) In normal driving conditions, 2010 Hummer H3 should accelerate faster than 1954 Alvis TC 21. With that said, vehicle weight also plays an important factor in acceleration. 2010 Hummer H3 weights approximately 791 kg more than 1954 Alvis TC 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 1954 Alvis TC 21. In wet, icy, snow, or gravel driving conditions, 2010 Hummer H3 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, 2010 Hummer H3 (328 Nm @ 4600 RPM) has 107 more torque (in Nm) than 1954 Alvis TC 21. (221 Nm @ 2000 RPM). This means 2010 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 1954 Alvis TC 21. 2010 Hummer H3 has automatic transmission and 1954 Alvis TC 21 has manual transmission. 1954 Alvis TC 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Hummer H3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1954 Alvis TC 21 | 2010 Hummer H3 | |
| Make | Alvis | Hummer |
| Model | TC 21 | H3 |
| Year Released | 1954 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 3653 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 243 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 221 Nm | 328 Nm |
| Torque RPM | 2000 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 95.5 mm |
| Engine Stroke Size | 90 mm | 102 mm |
| Engine Compression Ratio | 8.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1440 kg | 2231 kg |
| Vehicle Length | 4630 mm | 4790 mm |
| Vehicle Width | 1680 mm | 1900 mm |
| Vehicle Height | 1580 mm | 2000 mm |
| Wheelbase Size | 2840 mm | 2850 mm |
| Fuel Tank Capacity | 64 L | 87 L |
