1966 Cadillac DeVille vs. 2003 GMC Sierra
To start off, 2003 GMC Sierra is newer by 37 year(s). Which means there will be less support and parts availability for 1966 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1966 Cadillac DeVille would be higher. At 6,954 cc (8 cylinders), 1966 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1966 Cadillac DeVille (288 HP) has 13 more horse power than 2003 GMC Sierra. (275 HP). In normal driving conditions, 1966 Cadillac DeVille should accelerate faster than 2003 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1966 Cadillac DeVille weights approximately 59 kg more than 2003 GMC Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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.
Compare all specifications:
| 1966 Cadillac DeVille | 2003 GMC Sierra | |
| Make | Cadillac | GMC |
| Model | DeVille | Sierra |
| Year Released | 1966 | 2003 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 6954 cc | 4816 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 288 HP | 275 HP |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 3 seats |
| Vehicle Weight | 2004 kg | 1945 kg |
| Vehicle Length | 5700 mm | 5650 mm |
| Vehicle Width | 2030 mm | 2000 mm |
| Wheelbase Size | 3300 mm | 3380 mm |
