1949 Allard J1 vs. 1984 Daihatsu Rocky
To start off, 1984 Daihatsu Rocky is newer by 35 year(s). Which means there will be less support and parts availability for 1949 Allard J1. In addition, the cost of maintenance, including insurance, on 1949 Allard J1 would be higher. At 3,917 cc (8 cylinders), 1949 Allard J1 is equipped with a bigger engine. In terms of performance, 1949 Allard J1 (100 HP @ 3800 RPM) has 28 more horse power than 1984 Daihatsu Rocky. (72 HP @ 3600 RPM). In normal driving conditions, 1949 Allard J1 should accelerate faster than 1984 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1984 Daihatsu Rocky weights approximately 420 kg more than 1949 Allard J1.
Because 1984 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1949 Allard J1. In wet, icy, snow, or gravel driving conditions, 1984 Daihatsu Rocky will offer significantly more control. 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, 1949 Allard J1 (306 Nm @ 2500 RPM) has 135 more torque (in Nm) than 1984 Daihatsu Rocky. (171 Nm @ 2200 RPM). This means 1949 Allard J1 will have an easier job in driving up hills or pulling heavy equipment than 1984 Daihatsu Rocky.
Compare all specifications:
| 1949 Allard J1 | 1984 Daihatsu Rocky | |
| Make | Allard | Daihatsu |
| Model | J1 | Rocky |
| Year Released | 1949 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 3917 cc | 2765 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 72 HP |
| Engine RPM | 3800 RPM | 3600 RPM |
| Torque | 306 Nm | 171 Nm |
| Torque RPM | 2500 RPM | 2200 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1140 kg | 1560 kg |
| Vehicle Length | 3690 mm | 4110 mm |
| Vehicle Width | 1480 mm | 1590 mm |
| Vehicle Height | 1510 mm | 1920 mm |
| Wheelbase Size | 2440 mm | 2540 mm |
