1978 Cadillac Seville vs. 2006 Hummer H1
To start off, 2006 Hummer H1 is newer by 28 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 6,604 cc (8 cylinders), 2006 Hummer H1 is equipped with a bigger engine. In terms of performance, 2006 Hummer H1 (300 HP) has 177 more horse power than 1978 Cadillac Seville. (123 HP) In normal driving conditions, 2006 Hummer H1 should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 2006 Hummer H1 weights approximately 1014 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.
Because 2006 Hummer H1 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Cadillac Seville. In wet, icy, snow, or gravel driving conditions, 2006 Hummer H1 will offer significantly more control. 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, 2006 Hummer H1 (705 Nm @ 1500 RPM) has 401 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 2006 Hummer H1 will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 1978 Cadillac Seville | 2006 Hummer H1 | |
| Make | Cadillac | Hummer |
| Model | Seville | H1 |
| Year Released | 1978 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 6604 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 300 HP |
| Torque | 304 Nm | 705 Nm |
| Torque RPM | 1600 RPM | 1500 RPM |
| Engine Bore Size | 103 mm | 103.1 mm |
| Engine Stroke Size | 86 mm | 99.1 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1890 kg | 2904 kg |
| Vehicle Length | 5190 mm | 4690 mm |
| Vehicle Width | 1830 mm | 2200 mm |
| Vehicle Height | 1400 mm | 1960 mm |
| Wheelbase Size | 2910 mm | 3310 mm |
| Fuel Tank Capacity | 79 L | 195 L |
