1969 Innocenti J4 vs. 1973 Sunbeam Chamois
To start off, 1973 Sunbeam Chamois is newer by 4 year(s). Which means there will be less support and parts availability for 1969 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1969 Innocenti J4 would be higher. At 1,098 cc (4 cylinders), 1969 Innocenti J4 is equipped with a bigger engine. In terms of performance, 1969 Innocenti J4 (56 HP @ 5500 RPM) has 20 more horse power than 1973 Sunbeam Chamois. (36 HP @ 4800 RPM). In normal driving conditions, 1969 Innocenti J4 should accelerate faster than 1973 Sunbeam Chamois. With that said, vehicle weight also plays an important factor in acceleration. 1969 Innocenti J4 weights approximately 135 kg more than 1973 Sunbeam Chamois. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1969 Innocenti J4 (82 Nm @ 2000 RPM) has 14 more torque (in Nm) than 1973 Sunbeam Chamois. (68 Nm @ 2600 RPM). This means 1969 Innocenti J4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Sunbeam Chamois.
Compare all specifications:
| 1969 Innocenti J4 | 1973 Sunbeam Chamois | |
| Make | Innocenti | Sunbeam |
| Model | J4 | Chamois |
| Year Released | 1969 | 1973 |
| Engine Size | 1098 cc | 875 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 56 HP | 36 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 82 Nm | 68 Nm |
| Torque RPM | 2000 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 850 kg | 715 kg |
| Vehicle Length | 3720 mm | 3540 mm |
| Vehicle Width | 1540 mm | 1540 mm |
| Vehicle Height | 1380 mm | 1390 mm |
| Wheelbase Size | 2380 mm | 2090 mm |
