1971 AC 428 vs. 1967 Triumph Vitesse
To start off, 1971 AC 428 is newer by 4 year(s). Which means there will be less support and parts availability for 1967 Triumph Vitesse. In addition, the cost of maintenance, including insurance, on 1967 Triumph Vitesse would be higher. At 7,003 cc (8 cylinders), 1971 AC 428 is equipped with a bigger engine. In terms of performance, 1971 AC 428 (298 HP @ 4600 RPM) has 228 more horse power than 1967 Triumph Vitesse. (70 HP @ 5000 RPM). In normal driving conditions, 1971 AC 428 should accelerate faster than 1967 Triumph Vitesse. With that said, vehicle weight also plays an important factor in acceleration. 1971 AC 428 weights approximately 548 kg more than 1967 Triumph Vitesse. 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, 1971 AC 428 (639 Nm @ 2800 RPM) has 514 more torque (in Nm) than 1967 Triumph Vitesse. (125 Nm @ 2800 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1967 Triumph Vitesse.
Compare all specifications:
| 1971 AC 428 | 1967 Triumph Vitesse | |
| Make | AC | Triumph |
| Model | 428 | Vitesse |
| Year Released | 1971 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 1596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 70 HP |
| Engine RPM | 4600 RPM | 5000 RPM |
| Torque | 639 Nm | 125 Nm |
| Torque RPM | 2800 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1430 kg | 882 kg |
| Vehicle Length | 4430 mm | 3890 mm |
| Vehicle Width | 1710 mm | 1530 mm |
| Vehicle Height | 1310 mm | 1340 mm |
| Wheelbase Size | 2450 mm | 2270 mm |
