1951 Alvis TA 21 vs. 1964 Sunbeam Alpine
To start off, 1964 Sunbeam Alpine is newer by 13 year(s). Which means there will be less support and parts availability for 1951 Alvis TA 21. In addition, the cost of maintenance, including insurance, on 1951 Alvis TA 21 would be higher. At 2,993 cc (6 cylinders), 1951 Alvis TA 21 is equipped with a bigger engine. In terms of performance, 1951 Alvis TA 21 (93 HP @ 4000 RPM) has 14 more horse power than 1964 Sunbeam Alpine. (79 HP @ 5000 RPM). In normal driving conditions, 1951 Alvis TA 21 should accelerate faster than 1964 Sunbeam Alpine. With that said, vehicle weight also plays an important factor in acceleration. 1951 Alvis TA 21 weights approximately 448 kg more than 1964 Sunbeam Alpine. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1951 Alvis TA 21 (204 Nm @ 2000 RPM) has 76 more torque (in Nm) than 1964 Sunbeam Alpine. (128 Nm @ 3500 RPM). This means 1951 Alvis TA 21 will have an easier job in driving up hills or pulling heavy equipment than 1964 Sunbeam Alpine.
Compare all specifications:
| 1951 Alvis TA 21 | 1964 Sunbeam Alpine | |
| Make | Alvis | Sunbeam |
| Model | TA 21 | Alpine |
| Year Released | 1951 | 1964 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1592 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 93 HP | 79 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 204 Nm | 128 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 81.5 mm |
| Engine Stroke Size | 90 mm | 76.2 mm |
| Engine Compression Ratio | 7.1:1 | 9.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1448 kg | 1000 kg |
| Vehicle Length | 4630 mm | 3950 mm |
| Vehicle Width | 1680 mm | 1540 mm |
| Vehicle Height | 1600 mm | 1310 mm |
| Wheelbase Size | 2840 mm | 2190 mm |
| Fuel Tank Capacity | 64 L | 40 L |
