1978 Cadillac Seville vs. 1971 Vauxhall Firenza
To start off, 1978 Cadillac Seville is newer by 7 year(s). Which means there will be less support and parts availability for 1971 Vauxhall Firenza. In addition, the cost of maintenance, including insurance, on 1971 Vauxhall Firenza would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1978 Cadillac Seville (123 HP @ 3600 RPM) has 19 more horse power than 1971 Vauxhall Firenza. (104 HP @ 5600 RPM). In normal driving conditions, 1978 Cadillac Seville should accelerate faster than 1971 Vauxhall Firenza. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 900 kg more than 1971 Vauxhall Firenza. 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. Let's talk about torque, 1978 Cadillac Seville (304 Nm @ 1600 RPM) has 145 more torque (in Nm) than 1971 Vauxhall Firenza. (159 Nm @ 3400 RPM). This means 1978 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1971 Vauxhall Firenza. 1978 Cadillac Seville has automatic transmission and 1971 Vauxhall Firenza has manual transmission. 1971 Vauxhall Firenza will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Cadillac Seville | 1971 Vauxhall Firenza | |
| Make | Cadillac | Vauxhall |
| Model | Seville | Firenza |
| Year Released | 1978 | 1971 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 1975 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 104 HP |
| Engine RPM | 3600 RPM | 5600 RPM |
| Torque | 304 Nm | 159 Nm |
| Torque RPM | 1600 RPM | 3400 RPM |
| Engine Bore Size | 103 mm | 95.3 mm |
| Engine Stroke Size | 86 mm | 69.2 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1890 kg | 990 kg |
| Vehicle Length | 5190 mm | 4140 mm |
| Vehicle Width | 1830 mm | 1630 mm |
| Vehicle Height | 1400 mm | 1350 mm |
| Wheelbase Size | 2910 mm | 2470 mm |
| Fuel Tank Capacity | 79 L | 36 L |
