1968 Cadillac DeVille vs. 1991 Pontiac Bonneville
To start off, 1991 Pontiac Bonneville is newer by 23 year(s). Which means there will be less support and parts availability for 1968 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1968 Cadillac DeVille would be higher. At 7,734 cc (8 cylinders), 1968 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1968 Cadillac DeVille (228 HP @ 4400 RPM) has 78 more horse power than 1991 Pontiac Bonneville. (150 HP @ 4400 RPM). In normal driving conditions, 1968 Cadillac DeVille should accelerate faster than 1991 Pontiac Bonneville. With that said, vehicle weight also plays an important factor in acceleration. 1968 Cadillac DeVille weights approximately 585 kg more than 1991 Pontiac Bonneville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1968 Cadillac DeVille 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 1968 Cadillac DeVille. However, in wet, icy, snow, or gravel driving conditions, 1991 Pontiac Bonneville, 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, 1968 Cadillac DeVille (712 Nm @ 3000 RPM) has 441 more torque (in Nm) than 1991 Pontiac Bonneville. (271 Nm @ 2000 RPM). This means 1968 Cadillac DeVille will have an easier job in driving up hills or pulling heavy equipment than 1991 Pontiac Bonneville.
Compare all specifications:
| 1968 Cadillac DeVille | 1991 Pontiac Bonneville | |
| Make | Cadillac | Pontiac |
| Model | DeVille | Bonneville |
| Year Released | 1968 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 7734 cc | 3791 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 228 HP | 150 HP |
| Engine RPM | 4400 RPM | 4400 RPM |
| Torque | 712 Nm | 271 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Compression Ratio | 10.5:1 | 8.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2085 kg | 1500 kg |
| Vehicle Length | 5720 mm | 5050 mm |
| Vehicle Width | 2030 mm | 1850 mm |
| Vehicle Height | 1390 mm | 1420 mm |
| Wheelbase Size | 3300 mm | 2820 mm |
| Fuel Tank Capacity | 82 L | 68 L |
