1978 Cadillac Seville vs. 2005 Infiniti Q45
To start off, 2005 Infiniti Q45 is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1978 Cadillac Seville would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2005 Infiniti Q45 (340 HP) has 172 more horse power than 1978 Cadillac Seville. (168 HP) In normal driving conditions, 2005 Infiniti Q45 should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 53 kg more than 2005 Infiniti Q45.
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. Let's talk about torque, 2005 Infiniti Q45 (453 Nm) has 88 more torque (in Nm) than 1978 Cadillac Seville. (365 Nm). This means 2005 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 1978 Cadillac Seville | 2005 Infiniti Q45 | |
| Make | Cadillac | Infiniti |
| Model | Seville | Q45 |
| Year Released | 1978 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 4490 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 168 HP | 340 HP |
| Torque | 365 Nm | 453 Nm |
| Engine Bore Size | 103 mm | 93 mm |
| Engine Stroke Size | 86 mm | 83 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1890 kg | 1837 kg |
| Vehicle Length | 5190 mm | 5080 mm |
| Vehicle Width | 1830 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1500 mm |
| Wheelbase Size | 2910 mm | 2880 mm |
