2007 BMW 523 vs. 1998 Daihatsu Rocky
To start off, 2007 BMW 523 is newer by 9 year(s). Which means there will be less support and parts availability for 1998 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1998 Daihatsu Rocky would be higher. At 2,497 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, 2007 BMW 523 (175 HP @ 5800 RPM) has 85 more horse power than 1998 Daihatsu Rocky. (90 HP @ 4200 RPM). In normal driving conditions, 2007 BMW 523 should accelerate faster than 1998 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 195 kg more than 1998 Daihatsu Rocky. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1998 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 523. In wet, icy, snow, or gravel driving conditions, 1998 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, 2007 BMW 523 (230 Nm @ 3500 RPM) has 48 more torque (in Nm) than 1998 Daihatsu Rocky. (182 Nm @ 2500 RPM). This means 2007 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 1998 Daihatsu Rocky. 2007 BMW 523 has automatic transmission and 1998 Daihatsu Rocky has manual transmission. 1998 Daihatsu Rocky will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 523 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 523 | 1998 Daihatsu Rocky | |
| Make | BMW | Daihatsu |
| Model | 523 | Rocky |
| Year Released | 2007 | 1998 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2237 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 175 HP | 90 HP |
| Engine RPM | 5800 RPM | 4200 RPM |
| Torque | 230 Nm | 182 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1575 kg | 1380 kg |
| Vehicle Length | 4850 mm | 3850 mm |
| Vehicle Width | 1850 mm | 1700 mm |
| Vehicle Height | 1470 mm | 1860 mm |
| Wheelbase Size | 2890 mm | 2540 mm |
