1998 Buick Signia vs. 1996 Opel Calibra
To start off, 1998 Buick Signia is newer by 2 year(s). Which means there will be less support and parts availability for 1996 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1996 Opel Calibra would be higher. At 3,800 cc (6 cylinders), 1998 Buick Signia is equipped with a bigger engine. In terms of performance, 1998 Buick Signia (238 HP @ 5200 RPM) has 123 more horse power than 1996 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 1998 Buick Signia should accelerate faster than 1996 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1998 Buick Signia weights approximately 550 kg more than 1996 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, 1998 Buick Signia (387 Nm @ 3600 RPM) has 214 more torque (in Nm) than 1996 Opel Calibra. (173 Nm @ 2600 RPM). This means 1998 Buick Signia will have an easier job in driving up hills or pulling heavy equipment than 1996 Opel Calibra.
Compare all specifications:
| 1998 Buick Signia | 1996 Opel Calibra | |
| Make | Buick | Opel |
| Model | Signia | Calibra |
| Year Released | 1998 | 1996 |
| Engine Position | Front | Front |
| Engine Size | 3800 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 238 HP | 115 HP |
| Engine RPM | 5200 RPM | 5200 RPM |
| Torque | 387 Nm | 173 Nm |
| Torque RPM | 3600 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1740 kg | 1190 kg |
| Vehicle Length | 4710 mm | 4500 mm |
| Vehicle Width | 1890 mm | 1700 mm |
| Vehicle Height | 1550 mm | 1610 mm |
| Wheelbase Size | 2860 mm | 2610 mm |
