1961 AC Ace vs. 1999 Audi A4
To start off, 1999 Audi A4 is newer by 38 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 2,553 cc (6 cylinders), 1961 AC Ace is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (247 HP @ 5300 RPM) has 147 more horse power than 1961 AC Ace. (100 HP @ 5500 RPM) In normal driving conditions, 1999 Audi A4 should accelerate faster than 1961 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi A4 weights approximately 387 kg more than 1961 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1961 AC Ace 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 1961 AC Ace. However, in wet, icy, snow, or gravel driving conditions, 1999 Audi A4, 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, 1999 Audi A4 (320 Nm @ 3800 RPM) has 140 more torque (in Nm) than 1961 AC Ace. (180 Nm @ 2000 RPM). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1961 AC Ace.
Compare all specifications:
| 1961 AC Ace | 1999 Audi A4 | |
| Make | AC | Audi |
| Model | Ace | A4 |
| Year Released | 1961 | 1999 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2553 cc | 1595 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 247 HP |
| Engine RPM | 5500 RPM | 5300 RPM |
| Torque | 180 Nm | 320 Nm |
| Torque RPM | 2000 RPM | 3800 RPM |
| Engine Bore Size | 82.6 mm | 81 mm |
| Engine Stroke Size | 79.5 mm | 77.4 mm |
| Engine Compression Ratio | 7.8:1 | 10.3:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 813 kg | 1200 kg |
| Vehicle Length | 3860 mm | 4480 mm |
| Vehicle Width | 1490 mm | 1740 mm |
| Vehicle Height | 1250 mm | 1420 mm |
| Wheelbase Size | 2290 mm | 2620 mm |
| Fuel Tank Capacity | 54 L | 62 L |
