1947 Allard J1 vs. 1984 Opel Monza
To start off, 1984 Opel Monza is newer by 37 year(s). Which means there will be less support and parts availability for 1947 Allard J1. In addition, the cost of maintenance, including insurance, on 1947 Allard J1 would be higher. At 3,917 cc (8 cylinders), 1947 Allard J1 is equipped with a bigger engine. In terms of performance, 1984 Opel Monza (114 HP @ 4800 RPM) has 14 more horse power than 1947 Allard J1. (100 HP @ 3800 RPM) In normal driving conditions, 1984 Opel Monza should accelerate faster than 1947 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 1984 Opel Monza weights approximately 186 kg more than 1947 Allard J1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1947 Allard J1 (305 Nm @ 2500 RPM) has 123 more torque (in Nm) than 1984 Opel Monza. (182 Nm @ 2800 RPM). This means 1947 Allard J1 will have an easier job in driving up hills or pulling heavy equipment than 1984 Opel Monza.
Compare all specifications:
| 1947 Allard J1 | 1984 Opel Monza | |
| Make | Allard | Opel |
| Model | J1 | Monza |
| Year Released | 1947 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 3917 cc | 2197 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 114 HP |
| Engine RPM | 3800 RPM | 4800 RPM |
| Torque | 305 Nm | 182 Nm |
| Torque RPM | 2500 RPM | 2800 RPM |
| Engine Bore Size | 81 mm | 95 mm |
| Engine Stroke Size | 95.3 mm | 77.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1140 kg | 1326 kg |
| Vehicle Length | 3690 mm | 4700 mm |
| Vehicle Width | 1480 mm | 1740 mm |
| Vehicle Height | 1510 mm | 1390 mm |
| Wheelbase Size | 2440 mm | 2670 mm |
