1965 AC 427 vs. 1987 Lamborghini LM
To start off, 1987 Lamborghini LM is newer by 22 year(s). Which means there will be less support and parts availability for 1965 AC 427. In addition, the cost of maintenance, including insurance, on 1965 AC 427 would be higher. At 6,997 cc (8 cylinders), 1965 AC 427 is equipped with a bigger engine. In terms of performance, 1987 Lamborghini LM (449 HP @ 6800 RPM) has 39 more horse power than 1965 AC 427. (410 HP @ 4000 RPM) In normal driving conditions, 1987 Lamborghini LM should accelerate faster than 1965 AC 427. With that said, vehicle weight also plays an important factor in acceleration. 1987 Lamborghini LM weights approximately 1309 kg more than 1965 AC 427. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Lamborghini LM is four wheel drive (4WD), it will have significant more traction and grip than 1965 AC 427. In wet, icy, snow, or gravel driving conditions, 1987 Lamborghini LM 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, 1965 AC 427 (652 Nm @ 3700 RPM) has 142 more torque (in Nm) than 1987 Lamborghini LM. (510 Nm @ 4500 RPM). This means 1965 AC 427 will have an easier job in driving up hills or pulling heavy equipment than 1987 Lamborghini LM. 1965 AC 427 has automatic transmission and 1987 Lamborghini LM has manual transmission. 1987 Lamborghini LM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1965 AC 427 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1965 AC 427 | 1987 Lamborghini LM | |
| Make | AC | Lamborghini |
| Model | 427 | LM |
| Year Released | 1965 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 6997 cc | 5167 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 410 HP | 449 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 652 Nm | 510 Nm |
| Torque RPM | 3700 RPM | 4500 RPM |
| Engine Bore Size | 107.7 mm | 85.6 mm |
| Engine Stroke Size | 96 mm | 74.9 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1397 kg | 2706 kg |
| Vehicle Length | 4430 mm | 4960 mm |
| Vehicle Width | 1710 mm | 2050 mm |
| Vehicle Height | 1300 mm | 1860 mm |
| Wheelbase Size | 2440 mm | 3010 mm |
| Fuel Tank Capacity | 81 L | 169 L |
