2003 Cadillac Seville vs. 1978 Avanti Avanti
To start off, 2003 Cadillac Seville is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Avanti Avanti. In addition, the cost of maintenance, including insurance, on 1978 Avanti Avanti would be higher. At 6,568 cc (8 cylinders), 1978 Avanti Avanti is equipped with a bigger engine. In terms of performance, 2003 Cadillac Seville (300 HP @ 6000 RPM) has 123 more horse power than 1978 Avanti Avanti. (177 HP @ 3400 RPM). In normal driving conditions, 2003 Cadillac Seville should accelerate faster than 1978 Avanti Avanti. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac Seville weights approximately 226 kg more than 1978 Avanti Avanti. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 Avanti Avanti is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 Avanti Avanti. However, in wet, icy, snow, or gravel driving conditions, 2003 Cadillac Seville, being front wheel drive (FWD), will offer much better control with better grip. 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 Avanti Avanti (442 Nm @ 2000 RPM) has 35 more torque (in Nm) than 2003 Cadillac Seville. (407 Nm @ 4500 RPM). This means 1978 Avanti Avanti will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac Seville.
Compare all specifications:
| 2003 Cadillac Seville | 1978 Avanti Avanti | |
| Make | Cadillac | Avanti |
| Model | Seville | Avanti |
| Year Released | 2003 | 1978 |
| Engine Size | 4565 cc | 6568 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 177 HP |
| Engine RPM | 6000 RPM | 3400 RPM |
| Torque | 407 Nm | 442 Nm |
| Torque RPM | 4500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1806 kg | 1580 kg |
| Vehicle Length | 5110 mm | 4910 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2890 mm | 2780 mm |
