2007 Cadillac STS vs. 1991 Daihatsu Rocky
To start off, 2007 Cadillac STS is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1991 Daihatsu Rocky would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (321 HP @ 6400 RPM) has 249 more horse power than 1991 Daihatsu Rocky. (72 HP @ 3600 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1991 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 75 kg more than 1991 Daihatsu Rocky. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 1991 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 Cadillac STS (427 Nm @ 4400 RPM) has 257 more torque (in Nm) than 1991 Daihatsu Rocky. (170 Nm @ 2200 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1991 Daihatsu Rocky.
Compare all specifications:
| 2007 Cadillac STS | 1991 Daihatsu Rocky | |
| Make | Cadillac | Daihatsu |
| Model | STS | Rocky |
| Year Released | 2007 | 1991 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 2765 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 321 HP | 72 HP |
| Engine RPM | 6400 RPM | 3600 RPM |
| Torque | 427 Nm | 170 Nm |
| Torque RPM | 4400 RPM | 2200 RPM |
| Drive Type | Front | 4WD |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1635 kg | 1560 kg |
| Vehicle Length | 4990 mm | 4110 mm |
| Vehicle Width | 1850 mm | 1590 mm |
| Vehicle Height | 1470 mm | 1920 mm |
| Wheelbase Size | 2960 mm | 2540 mm |
