1991 Opel Calibra vs. 1983 Tatra T613
To start off, 1991 Opel Calibra is newer by 8 year(s). Which means there will be less support and parts availability for 1983 Tatra T613. In addition, the cost of maintenance, including insurance, on 1983 Tatra T613 would be higher. At 3,495 cc (8 cylinders), 1983 Tatra T613 is equipped with a bigger engine. In terms of performance, 1983 Tatra T613 (167 HP @ 5600 RPM) has 52 more horse power than 1991 Opel Calibra. (115 HP @ 5200 RPM) In normal driving conditions, 1983 Tatra T613 should accelerate faster than 1991 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1983 Tatra T613 weights approximately 502 kg more than 1991 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1983 Tatra T613. In wet, icy, snow, or gravel driving conditions, 1991 Opel Calibra 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, 1983 Tatra T613 (270 Nm @ 3300 RPM) has 96 more torque (in Nm) than 1991 Opel Calibra. (174 Nm @ 2600 RPM). This means 1983 Tatra T613 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra.
Compare all specifications:
| 1991 Opel Calibra | 1983 Tatra T613 | |
| Make | Opel | Tatra |
| Model | Calibra | T613 |
| Year Released | 1991 | 1983 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Rear |
| Engine Size | 1998 cc | 3495 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 115 HP | 167 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 174 Nm | 270 Nm |
| Torque RPM | 2600 RPM | 3300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1190 kg | 1692 kg |
| Vehicle Length | 4500 mm | 5030 mm |
| Vehicle Width | 1680 mm | 1810 mm |
| Vehicle Height | 1330 mm | 1450 mm |
| Wheelbase Size | 2610 mm | 2990 mm |
