1999 AC Ace vs. 2006 Porsche Cayenne
To start off, 2006 Porsche Cayenne is newer by 7 year(s). Which means there will be less support and parts availability for 1999 AC Ace. In addition, the cost of maintenance, including insurance, on 1999 AC Ace would be higher. At 4,511 cc (8 cylinders), 2006 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 1999 AC Ace (351 HP @ 6500 RPM) has 16 more horse power than 2006 Porsche Cayenne. (335 HP @ 6000 RPM). In normal driving conditions, 1999 AC Ace should accelerate faster than 2006 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2006 Porsche Cayenne weights approximately 355 kg more than 1999 AC Ace.
Because 2006 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 1999 AC Ace. In wet, icy, snow, or gravel driving conditions, 2006 Porsche Cayenne 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, 2006 Porsche Cayenne (420 Nm @ 2700 RPM) has 20 more torque (in Nm) than 1999 AC Ace. (400 Nm @ 4000 RPM). This means 2006 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 1999 AC Ace.
Compare all specifications:
| 1999 AC Ace | 2006 Porsche Cayenne | |
| Make | AC | Porsche |
| Model | Ace | Cayenne |
| Year Released | 1999 | 2006 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 3506 cc | 4511 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 351 HP | 335 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 400 Nm | 420 Nm |
| Torque RPM | 4000 RPM | 2700 RPM |
| Engine Bore Size | 83 mm | 98 mm |
| Engine Stroke Size | 81 mm | 76 mm |
| Engine Compression Ratio | 8.0:1 | 11.5:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1025 kg | 1380 kg |
| Vehicle Length | 4430 mm | 4790 mm |
| Vehicle Width | 1880 mm | 1930 mm |
| Vehicle Height | 1310 mm | 1710 mm |
| Wheelbase Size | 2480 mm | 2860 mm |
| Fuel Tank Capacity | 90 L | 100 L |
