2002 GMC Autonomy vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 GMC Autonomy. In addition, the cost of maintenance, including insurance, on 2002 GMC Autonomy would be higher. With that said, vehicle weight also plays an important factor in acceleration. 2002 GMC Autonomy weights approximately 234 kg more than 2004 Porsche 911.
2002 GMC Autonomy has automatic transmission and 2004 Porsche 911 has manual transmission. 2004 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 GMC Autonomy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 GMC Autonomy | 2004 Porsche 911 | |
| Make | GMC | Porsche |
| Model | Autonomy | 911 |
| Year Released | 2002 | 2004 |
| Engine Position | Rear | Rear |
| Horse Power | 0 HP | 444 HP |
| Transmission Type | Automatic | Manual |
| Number of Seats | 1 seats | 4 seats |
| Vehicle Weight | 1894 kg | 1660 kg |
| Vehicle Length | 4480 mm | 4440 mm |
| Vehicle Width | 1890 mm | 1840 mm |
| Vehicle Height | 1250 mm | 1300 mm |
| Wheelbase Size | 3110 mm | 2360 mm |
