1951 Alvis TB 21 vs. 1958 Triumph TR3
To start off, 1958 Triumph TR3 is newer by 7 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 2,993 cc (6 cylinders), 1951 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1958 Triumph TR3 (94 HP @ 5000 RPM) has 3 more horse power than 1951 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1958 Triumph TR3 should accelerate faster than 1951 Alvis TB 21.
Compare all specifications:
| 1951 Alvis TB 21 | 1958 Triumph TR3 | |
| Make | Alvis | Triumph |
| Model | TB 21 | TR3 |
| Year Released | 1951 | 1958 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1991 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 91 HP | 94 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4430 mm | 3840 mm |
| Vehicle Width | 1680 mm | 1400 mm |
| Wheelbase Size | 2750 mm | 2240 mm |
