1974 AC 428 vs. 2008 Lexus IS
To start off, 2008 Lexus IS is newer by 34 year(s). Which means there will be less support and parts availability for 1974 AC 428. In addition, the cost of maintenance, including insurance, on 1974 AC 428 would be higher. At 7,003 cc (8 cylinders), 1974 AC 428 is equipped with a bigger engine. In terms of performance, 1974 AC 428 (298 HP @ 4600 RPM) has 94 more horse power than 2008 Lexus IS. (204 HP @ 6400 RPM). In normal driving conditions, 1974 AC 428 should accelerate faster than 2008 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2008 Lexus IS weights approximately 310 kg more than 1974 AC 428.
Because 2008 Lexus IS is four wheel drive (4WD), it will have significant more traction and grip than 1974 AC 428. In wet, icy, snow, or gravel driving conditions, 2008 Lexus IS 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, 1974 AC 428 (639 Nm @ 2800 RPM) has 388 more torque (in Nm) than 2008 Lexus IS. (251 Nm @ 4800 RPM). This means 1974 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2008 Lexus IS.
Compare all specifications:
| 1974 AC 428 | 2008 Lexus IS | |
| Make | AC | Lexus |
| Model | 428 | IS |
| Year Released | 1974 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 2501 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 298 HP | 204 HP |
| Engine RPM | 4600 RPM | 6400 RPM |
| Torque | 639 Nm | 251 Nm |
| Torque RPM | 2800 RPM | 4800 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1740 kg |
| Vehicle Length | 4430 mm | 4580 mm |
| Vehicle Width | 1710 mm | 1810 mm |
| Vehicle Height | 1310 mm | 1430 mm |
| Wheelbase Size | 2450 mm | 2740 mm |
