1961 AC Ace vs. 1955 Bentley S1
To start off, 1961 AC Ace is newer by 6 year(s). Which means there will be less support and parts availability for 1955 Bentley S1. In addition, the cost of maintenance, including insurance, on 1955 Bentley S1 would be higher. At 4,887 cc (6 cylinders), 1955 Bentley S1 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1955 Bentley S1 weights approximately 1067 kg more 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. 1955 Bentley S1 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. 1955 Bentley S1 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1961 AC Ace | 1955 Bentley S1 | |
| Make | AC | Bentley |
| Model | Ace | S1 |
| Year Released | 1961 | 1955 |
| Engine Position | Front | Front |
| Engine Size | 2553 cc | 4887 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 0 HP |
| Engine Compression Ratio | 7.8:1 | 8.1:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 813 kg | 1880 kg |
| Vehicle Length | 3860 mm | 5340 mm |
| Vehicle Width | 1490 mm | 1820 mm |
| Wheelbase Size | 2290 mm | 3130 mm |
| Fuel Tank Capacity | 54 L | 80 L |
