1952 Alvis TB 21 vs. 2010 Hummer H3
To start off, 2010 Hummer H3 is newer by 58 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 5,300 cc (8 cylinders), 2010 Hummer H3 is equipped with a bigger engine. In terms of performance, 2010 Hummer H3 (363 HP @ 5200 RPM) has 272 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2010 Hummer H3 should accelerate faster than 1952 Alvis TB 21.
Compare all specifications:
| 1952 Alvis TB 21 | 2010 Hummer H3 | |
| Make | Alvis | Hummer |
| Model | TB 21 | H3 |
| Year Released | 1952 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 363 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Engine Compression Ratio | 7.1:1 | 9.9:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Width | 1680 mm | 2000 mm |
