1986 AC Ace vs. 2005 BMW 545
To start off, 2005 BMW 545 is newer by 19 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 4,390 cc (8 cylinders), 2005 BMW 545 is equipped with a bigger engine. In terms of performance, 2005 BMW 545 (326 HP @ 6100 RPM) has 125 more horse power than 1986 AC Ace. (201 HP @ 6000 RPM) In normal driving conditions, 2005 BMW 545 should accelerate faster than 1986 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 545 weights approximately 645 kg more than 1986 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 AC Ace is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 545. 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, 2005 BMW 545 (450 Nm @ 3600 RPM) has 174 more torque (in Nm) than 1986 AC Ace. (276 Nm @ 4500 RPM). This means 2005 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 1986 AC Ace.
Compare all specifications:
| 1986 AC Ace | 2005 BMW 545 | |
| Make | AC | BMW |
| Model | Ace | 545 |
| Year Released | 1986 | 2005 |
| Body Type | Roadster | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 4390 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 201 HP | 326 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 276 Nm | 450 Nm |
| Torque RPM | 4500 RPM | 3600 RPM |
| Engine Compression Ratio | 8.0:1 | 10.0:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1020 kg | 1665 kg |
| Vehicle Length | 3970 mm | 4850 mm |
| Vehicle Width | 1820 mm | 1850 mm |
| Vehicle Height | 1180 mm | 1500 mm |
| Wheelbase Size | 2480 mm | 2840 mm |
| Fuel Tank Capacity | 65 L | 70 L |
