1953 Alvis TB 21 vs. 2004 Lincoln Navigator
To start off, 2004 Lincoln Navigator is newer by 51 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 5,408 cc (8 cylinders), 2004 Lincoln Navigator is equipped with a bigger engine. In terms of performance, 2004 Lincoln Navigator (301 HP @ 5000 RPM) has 209 more horse power than 1953 Alvis TB 21. (92 HP @ 4000 RPM) In normal driving conditions, 2004 Lincoln Navigator should accelerate faster than 1953 Alvis TB 21.
Let's talk about torque, 2004 Lincoln Navigator (481 Nm @ 3750 RPM) has 277 more torque (in Nm) than 1953 Alvis TB 21. (204 Nm @ 2200 RPM). This means 2004 Lincoln Navigator 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 | 2004 Lincoln Navigator | |
| Make | Alvis | Lincoln |
| Model | TB 21 | Navigator |
| Year Released | 1953 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 5408 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 92 HP | 301 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 204 Nm | 481 Nm |
| Torque RPM | 2200 RPM | 3750 RPM |
| Engine Bore Size | 84 mm | 90 mm |
| Engine Stroke Size | 90 mm | 106 mm |
| Engine Compression Ratio | 7.1:1 | 9.5:1 |
| Number of Seats | 5 seats | 7 seats |
| Vehicle Length | 4430 mm | 5240 mm |
| Vehicle Width | 1680 mm | 2040 mm |
| Wheelbase Size | 2750 mm | 3070 mm |
