1951 Allard J2 vs. 1970 Sunbeam Alpine
To start off, 1970 Sunbeam Alpine is newer by 19 year(s). Which means there will be less support and parts availability for 1951 Allard J2. In addition, the cost of maintenance, including insurance, on 1951 Allard J2 would be higher. At 5,415 cc (8 cylinders), 1951 Allard J2 is equipped with a bigger engine. In terms of performance, 1951 Allard J2 (158 HP @ 3800 RPM) has 87 more horse power than 1970 Sunbeam Alpine. (71 HP @ 5000 RPM). In normal driving conditions, 1951 Allard J2 should accelerate faster than 1970 Sunbeam Alpine. With that said, vehicle weight also plays an important factor in acceleration. 1970 Sunbeam Alpine weights approximately 30 kg more than 1951 Allard J2.
Compare all specifications:
| 1951 Allard J2 | 1970 Sunbeam Alpine | |
| Make | Allard | Sunbeam |
| Model | J2 | Alpine |
| Year Released | 1951 | 1970 |
| Engine Size | 5415 cc | 1725 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 71 HP |
| Engine RPM | 3800 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 980 kg | 1010 kg |
| Vehicle Length | 3780 mm | 4430 mm |
| Vehicle Width | 1730 mm | 1650 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2550 mm | 2510 mm |
