1986 AC Ace vs. 2004 Alfa Romeo 156
To start off, 2004 Alfa Romeo 156 is newer by 18 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 2 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM). In normal driving conditions, 1986 AC Ace should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 618 kg more than 1986 AC Ace.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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, 2004 Alfa Romeo 156 (300 Nm @ 2000 RPM) has 86 more torque (in Nm) than 1986 AC Ace. (214 Nm @ 3000 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1986 AC Ace.
Compare all specifications:
| 1986 AC Ace | 2004 Alfa Romeo 156 | |
| Make | AC | Alfa Romeo |
| Model | Ace | 156 |
| Year Released | 1986 | 2004 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 150 HP | 148 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 214 Nm | 300 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 93.1 mm | 82 mm |
| Engine Stroke Size | 68.5 mm | 90.4 mm |
| Engine Compression Ratio | 9.2:1 | 18.5:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 907 kg | 1525 kg |
| Vehicle Width | 1820 mm | 1750 mm |
| Vehicle Height | 1170 mm | 1460 mm |
| Wheelbase Size | 2480 mm | 2600 mm |
| Fuel Tank Capacity | 66 L | 63 L |
