1975 Alfa Romeo Junior vs. 2003 Caterham 7
To start off, 2003 Caterham 7 is newer by 28 year(s). Which means there will be less support and parts availability for 1975 Alfa Romeo Junior. In addition, the cost of maintenance, including insurance, on 1975 Alfa Romeo Junior would be higher. At 1,794 cc (4 cylinders), 2003 Caterham 7 is equipped with a bigger engine. In terms of performance, 2003 Caterham 7 (160 HP @ 7500 RPM) has 52 more horse power than 1975 Alfa Romeo Junior. (108 HP @ 6000 RPM) In normal driving conditions, 2003 Caterham 7 should accelerate faster than 1975 Alfa Romeo Junior. With that said, vehicle weight also plays an important factor in acceleration. 1975 Alfa Romeo Junior weights approximately 530 kg more than 2003 Caterham 7.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 Caterham 7 (176 Nm @ 5750 RPM) has 36 more torque (in Nm) than 1975 Alfa Romeo Junior. (140 Nm @ 2800 RPM). This means 2003 Caterham 7 will have an easier job in driving up hills or pulling heavy equipment than 1975 Alfa Romeo Junior.
Compare all specifications:
| 1975 Alfa Romeo Junior | 2003 Caterham 7 | |
| Make | Alfa Romeo | Caterham |
| Model | Junior | 7 |
| Year Released | 1975 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1568 cc | 1794 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 160 HP |
| Engine RPM | 6000 RPM | 7500 RPM |
| Torque | 140 Nm | 176 Nm |
| Torque RPM | 2800 RPM | 5750 RPM |
| Engine Bore Size | 78 mm | 80 mm |
| Engine Stroke Size | 82 mm | 89.3 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Vehicle Weight | 1030 kg | 500 kg |
| Vehicle Length | 3910 mm | 3110 mm |
| Vehicle Width | 1560 mm | 1580 mm |
| Vehicle Height | 1290 mm | 810 mm |
| Wheelbase Size | 2260 mm | 2230 mm |
