1967 AC 428 vs. 1973 Tatra T603
To start off, 1973 Tatra T603 is newer by 6 year(s). Which means there will be less support and parts availability for 1967 AC 428. In addition, the cost of maintenance, including insurance, on 1967 AC 428 would be higher. At 7,010 cc (8 cylinders), 1967 AC 428 is equipped with a bigger engine. In terms of performance, 1967 AC 428 (345 HP @ 4600 RPM) has 241 more horse power than 1973 Tatra T603. (104 HP @ 4500 RPM). In normal driving conditions, 1967 AC 428 should accelerate faster than 1973 Tatra T603. With that said, vehicle weight also plays an important factor in acceleration. 1967 AC 428 weights approximately 13 kg more than 1973 Tatra T603. 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, 1967 AC 428 (627 Nm @ 2800 RPM) has 457 more torque (in Nm) than 1973 Tatra T603. (170 Nm @ 3500 RPM). This means 1967 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1973 Tatra T603. 1967 AC 428 has automatic transmission and 1973 Tatra T603 has manual transmission. 1973 Tatra T603 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1967 AC 428 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1967 AC 428 | 1973 Tatra T603 | |
| Make | AC | Tatra |
| Model | 428 | T603 |
| Year Released | 1967 | 1973 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Rear |
| Engine Size | 7010 cc | 2470 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 345 HP | 104 HP |
| Engine RPM | 4600 RPM | 4500 RPM |
| Torque | 627 Nm | 170 Nm |
| Torque RPM | 2800 RPM | 3500 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1483 kg | 1470 kg |
| Vehicle Length | 4520 mm | 5070 mm |
| Vehicle Width | 1710 mm | 1920 mm |
| Vehicle Height | 1260 mm | 1540 mm |
| Wheelbase Size | 2440 mm | 2760 mm |
