1978 Simca Horizon vs. 1975 Tatra T603
To start off, 1978 Simca Horizon is newer by 3 year(s). Which means there will be less support and parts availability for 1975 Tatra T603. In addition, the cost of maintenance, including insurance, on 1975 Tatra T603 would be higher. At 2,472 cc (8 cylinders), 1975 Tatra T603 is equipped with a bigger engine. In terms of performance, 1975 Tatra T603 (104 HP @ 4500 RPM) has 21 more horse power than 1978 Simca Horizon. (83 HP @ 5600 RPM) In normal driving conditions, 1975 Tatra T603 should accelerate faster than 1978 Simca Horizon. With that said, vehicle weight also plays an important factor in acceleration. 1975 Tatra T603 weights approximately 445 kg more than 1978 Simca Horizon. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 Tatra T603 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1975 Tatra T603. However, in wet, icy, snow, or gravel driving conditions, 1978 Simca Horizon, being front wheel drive (FWD), will offer much better control with better grip. 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 Tatra T603 (170 Nm @ 3500 RPM) has 49 more torque (in Nm) than 1978 Simca Horizon. (121 Nm @ 3000 RPM). This means 1975 Tatra T603 will have an easier job in driving up hills or pulling heavy equipment than 1978 Simca Horizon. 1978 Simca Horizon has automatic transmission and 1975 Tatra T603 has manual transmission. 1975 Tatra T603 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Simca Horizon will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Simca Horizon | 1975 Tatra T603 | |
| Make | Simca | Tatra |
| Model | Horizon | T603 |
| Year Released | 1978 | 1975 |
| Engine Position | Front | Rear |
| Engine Size | 1442 cc | 2472 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 83 HP | 104 HP |
| Engine RPM | 5600 RPM | 4500 RPM |
| Torque | 121 Nm | 170 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1025 kg | 1470 kg |
| Vehicle Length | 3970 mm | 5070 mm |
| Vehicle Width | 1690 mm | 1920 mm |
| Vehicle Height | 1420 mm | 1540 mm |
| Wheelbase Size | 2530 mm | 2760 mm |
