2006 GMC Sierra vs. 1973 Tatra T603
To start off, 2006 GMC Sierra is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Tatra T603. In addition, the cost of maintenance, including insurance, on 1973 Tatra T603 would be higher. At 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (300 HP @ 4400 RPM) has 196 more horse power than 1973 Tatra T603. (104 HP @ 4500 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 1973 Tatra T603. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 966 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.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1973 Tatra T603. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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, 2006 GMC Sierra (488 Nm @ 4000 RPM) has 318 more torque (in Nm) than 1973 Tatra T603. (170 Nm @ 3500 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Tatra T603.
Compare all specifications:
| 2006 GMC Sierra | 1973 Tatra T603 | |
| Make | GMC | Tatra |
| Model | Sierra | T603 |
| Year Released | 2006 | 1973 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Rear |
| Engine Size | 5965 cc | 2470 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 300 HP | 104 HP |
| Engine RPM | 4400 RPM | 4500 RPM |
| Torque | 488 Nm | 170 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Drive Type | 4WD | Rear |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2436 kg | 1470 kg |
| Vehicle Length | 6570 mm | 5070 mm |
| Vehicle Width | 2450 mm | 1920 mm |
| Vehicle Height | 1970 mm | 1540 mm |
| Wheelbase Size | 4250 mm | 2760 mm |
