1986 AC Ace vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 23 year(s). Which means there will be less support and parts availability for 1986 AC Ace. In addition, the cost of maintenance, including insurance, on 1986 AC Ace would be higher. At 2,792 cc (6 cylinders), 1986 AC Ace is equipped with a bigger engine. In terms of performance, 1986 AC Ace (150 HP @ 5800 RPM) has 51 more horse power than 2009 Audi A4. (99 HP @ 4000 RPM). In normal driving conditions, 1986 AC Ace should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 523 kg more than 1986 AC Ace.
Because 1986 AC Ace is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 1986 AC Ace 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, 2009 Audi A4 (250 Nm @ 1900 RPM) has 36 more torque (in Nm) than 1986 AC Ace. (214 Nm @ 3000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1986 AC Ace.
Compare all specifications:
| 1986 AC Ace | 2009 Audi A4 | |
| Make | AC | Audi |
| Model | Ace | A4 |
| Year Released | 1986 | 2009 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 1896 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 150 HP | 99 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 214 Nm | 250 Nm |
| Torque RPM | 3000 RPM | 1900 RPM |
| Engine Bore Size | 93.1 mm | 79.5 mm |
| Engine Stroke Size | 68.5 mm | 95.5 mm |
| Engine Compression Ratio | 9.2:1 | 19.0:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 907 kg | 1430 kg |
| Vehicle Length | 3970 mm | 4550 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1170 mm | 1430 mm |
| Wheelbase Size | 2480 mm | 2660 mm |
| Fuel Tank Capacity | 66 L | 70 L |
