1951 Alvis TB 21 vs. 2004 Chevrolet Express
To start off, 2004 Chevrolet Express is newer by 53 year(s). Which means there will be less support and parts availability for 1951 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TB 21 would be higher. At 5,359 cc (8 cylinders), 2004 Chevrolet Express is equipped with a bigger engine. In terms of performance, 2004 Chevrolet Express (285 HP @ 5600 RPM) has 194 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 2004 Chevrolet Express should accelerate faster than 1951 Alvis TB 21.
Let's talk about torque, 2004 Chevrolet Express (441 Nm) has 237 more torque (in Nm) than 1951 Alvis TB 21. (204 Nm). This means 2004 Chevrolet Express will have an easier job in driving up hills or pulling heavy equipment than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 2004 Chevrolet Express | |
| Make | Alvis | Chevrolet |
| Model | TB 21 | Express |
| Year Released | 1951 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5359 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 285 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 204 Nm | 441 Nm |
| Engine Bore Size | 84 mm | 96 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Engine Compression Ratio | 7.1:1 | 9.5:1 |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 5700 mm |
| Vehicle Width | 1680 mm | 2020 mm |
| Wheelbase Size | 2750 mm | 3440 mm |
