1999 Porsche Boxster vs. 1975 AC 428
To start off, 1999 Porsche Boxster is newer by 24 year(s). Which means there will be less support and parts availability for 1975 AC 428. In addition, the cost of maintenance, including insurance, on 1975 AC 428 would be higher. At 7,003 cc (8 cylinders), 1975 AC 428 is equipped with a bigger engine. In terms of performance, 1975 AC 428 (298 HP @ 4600 RPM) has 49 more horse power than 1999 Porsche Boxster. (249 HP @ 6250 RPM) In normal driving conditions, 1975 AC 428 should accelerate faster than 1999 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 1975 AC 428 weights approximately 170 kg more than 1999 Porsche Boxster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1975 AC 428 (639 Nm @ 2800 RPM) has 334 more torque (in Nm) than 1999 Porsche Boxster. (305 Nm @ 4500 RPM). This means 1975 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1999 Porsche Boxster. 1975 AC 428 has automatic transmission and 1999 Porsche Boxster has manual transmission. 1999 Porsche Boxster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1975 AC 428 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Porsche Boxster | 1975 AC 428 | |
| Make | Porsche | AC |
| Model | Boxster | 428 |
| Year Released | 1999 | 1975 |
| Engine Position | Middle | Front |
| Engine Size | 3179 cc | 7003 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 249 HP | 298 HP |
| Engine RPM | 6250 RPM | 4600 RPM |
| Torque | 305 Nm | 639 Nm |
| Torque RPM | 4500 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1260 kg | 1430 kg |
| Vehicle Length | 4320 mm | 4430 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2360 mm | 2450 mm |
