2006 BMW Z4 vs. 1974 Cadillac Calais
To start off, 2006 BMW Z4 is newer by 32 year(s). Which means there will be less support and parts availability for 1974 Cadillac Calais. In addition, the cost of maintenance, including insurance, on 1974 Cadillac Calais would be higher. At 7,734 cc (8 cylinders), 1974 Cadillac Calais is equipped with a bigger engine. In terms of performance, 1974 Cadillac Calais (193 HP @ 4400 RPM) has 4 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM) In normal driving conditions, 1974 Cadillac Calais should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1974 Cadillac Calais weights approximately 885 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 2006 BMW Z4 | 1974 Cadillac Calais | |
| Make | BMW | Cadillac |
| Model | Z4 | Calais |
| Year Released | 2006 | 1974 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 7734 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 189 HP | 193 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 1335 kg | 2220 kg |
| Vehicle Length | 4100 mm | 5880 mm |
| Vehicle Width | 1790 mm | 2030 mm |
| Wheelbase Size | 2500 mm | 3310 mm |
