1961 AC Ace vs. 1968 Cadillac Fleetwood
To start off, 1968 Cadillac Fleetwood is newer by 7 year(s). Which means there will be less support and parts availability for 1961 AC Ace. In addition, the cost of maintenance, including insurance, on 1961 AC Ace would be higher. At 7,725 cc (8 cylinders), 1968 Cadillac Fleetwood is equipped with a bigger engine. In terms of performance, 1968 Cadillac Fleetwood (375 HP @ 4400 RPM) has 275 more horse power than 1961 AC Ace. (100 HP @ 5500 RPM) In normal driving conditions, 1968 Cadillac Fleetwood should accelerate faster than 1961 AC Ace.
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, 1968 Cadillac Fleetwood (712 Nm @ 3000 RPM) has 532 more torque (in Nm) than 1961 AC Ace. (180 Nm @ 2000 RPM). This means 1968 Cadillac Fleetwood will have an easier job in driving up hills or pulling heavy equipment than 1961 AC Ace. 1968 Cadillac Fleetwood has automatic transmission and 1961 AC Ace has manual transmission. 1961 AC Ace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1968 Cadillac Fleetwood will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1961 AC Ace | 1968 Cadillac Fleetwood | |
| Make | AC | Cadillac |
| Model | Ace | Fleetwood |
| Year Released | 1961 | 1968 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2553 cc | 7725 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 100 HP | 375 HP |
| Engine RPM | 5500 RPM | 4400 RPM |
| Torque | 180 Nm | 712 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Engine Bore Size | 82.6 mm | 109.2 mm |
| Engine Stroke Size | 79.5 mm | 103.1 mm |
| Engine Compression Ratio | 7.8:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 3860 mm | 5800 mm |
| Vehicle Width | 1490 mm | 2040 mm |
| Vehicle Height | 1250 mm | 1450 mm |
| Wheelbase Size | 2290 mm | 3380 mm |
| Fuel Tank Capacity | 54 L | 98 L |
