2002 GMC Sierra vs. 1993 Opel Calibra
To start off, 2002 GMC Sierra is newer by 9 year(s). Which means there will be less support and parts availability for 1993 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1993 Opel Calibra would be higher. At 5,967 cc (8 cylinders), 2002 GMC Sierra is equipped with a bigger engine. In terms of performance, 2002 GMC Sierra (321 HP @ 5000 RPM) has 206 more horse power than 1993 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 2002 GMC Sierra should accelerate faster than 1993 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2002 GMC Sierra weights approximately 1076 kg more than 1993 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2002 GMC Sierra (371 Nm @ 4000 RPM) has 198 more torque (in Nm) than 1993 Opel Calibra. (173 Nm @ 2600 RPM). This means 2002 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1993 Opel Calibra.
Compare all specifications:
| 2002 GMC Sierra | 1993 Opel Calibra | |
| Make | GMC | Opel |
| Model | Sierra | Calibra |
| Year Released | 2002 | 1993 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5967 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 321 HP | 115 HP |
| Engine RPM | 5000 RPM | 5200 RPM |
| Torque | 371 Nm | 173 Nm |
| Torque RPM | 4000 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2270 kg | 1194 kg |
| Vehicle Length | 5790 mm | 4500 mm |
| Vehicle Width | 2000 mm | 1700 mm |
| Vehicle Height | 1850 mm | 1610 mm |
| Wheelbase Size | 3650 mm | 2610 mm |
