1971 Cadillac Calais vs. 2006 GMC Envoy
To start off, 2006 GMC Envoy is newer by 35 year(s). Which means there will be less support and parts availability for 1971 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1971 Cadillac Calais would be higher. At 7,733 cc (8 cylinders), 1971 Cadillac Calais is equipped with a bigger engine. In terms of performance, 2006 GMC Envoy (300 HP @ 5200 RPM) has 72 more horse power than 1971 Cadillac Calais. (228 HP @ 4400 RPM) In normal driving conditions, 2006 GMC Envoy should accelerate faster than 1971 Cadillac Calais. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Envoy weights approximately 335 kg more than 1971 Cadillac Calais. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1971 Cadillac Calais | 2006 GMC Envoy | |
| Make | Cadillac | GMC |
| Model | Calais | Envoy |
| Year Released | 1971 | 2006 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 7733 cc | 5359 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 228 HP | 300 HP |
| Engine RPM | 4400 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2100 kg | 2435 kg |
| Vehicle Length | 5750 mm | 5280 mm |
| Wheelbase Size | 3310 mm | 3280 mm |
