1978 Cadillac Seville vs. 1967 Chevrolet Impala
To start off, 1978 Cadillac Seville is newer by 11 year(s). Which means there will be less support and parts availability for 1967 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 1967 Chevrolet Impala would be higher. At 6,490 cc (8 cylinders), 1967 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 1967 Chevrolet Impala (325 HP @ 4800 RPM) has 202 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 1967 Chevrolet Impala should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1967 Chevrolet Impala weights approximately 79 kg more than 1978 Cadillac Seville. 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, 1967 Chevrolet Impala (556 Nm @ 3200 RPM) has 252 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 1967 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 1978 Cadillac Seville | 1967 Chevrolet Impala | |
| Make | Cadillac | Chevrolet |
| Model | Seville | Impala |
| Year Released | 1978 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 6490 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 325 HP |
| Engine RPM | 3600 RPM | 4800 RPM |
| Torque | 304 Nm | 556 Nm |
| Torque RPM | 1600 RPM | 3200 RPM |
| Engine Bore Size | 103 mm | 104 mm |
| Engine Stroke Size | 86 mm | 95.5 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1890 kg | 1969 kg |
| Vehicle Length | 5190 mm | 5420 mm |
| Vehicle Width | 1830 mm | 2040 mm |
| Vehicle Height | 1400 mm | 1410 mm |
| Wheelbase Size | 2910 mm | 3030 mm |
| Fuel Tank Capacity | 79 L | 90 L |
