2009 Mercedes-Benz GL vs. 1991 Opel Calibra
To start off, 2009 Mercedes-Benz GL is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Opel Calibra. In addition, the cost of maintenance, including insurance, on 1991 Opel Calibra would be higher. At 5,461 cc (8 cylinders), 2009 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz GL (382 HP @ 6000 RPM) has 267 more horse power than 1991 Opel Calibra. (115 HP @ 5200 RPM). In normal driving conditions, 2009 Mercedes-Benz GL should accelerate faster than 1991 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz GL weights approximately 1255 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.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2009 Mercedes-Benz GL (531 Nm @ 2800 RPM) has 357 more torque (in Nm) than 1991 Opel Calibra. (174 Nm @ 2600 RPM). This means 2009 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra. 2009 Mercedes-Benz GL has automatic transmission and 1991 Opel Calibra has manual transmission. 1991 Opel Calibra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz GL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mercedes-Benz GL | 1991 Opel Calibra | |
| Make | Mercedes-Benz | Opel |
| Model | GL | Calibra |
| Year Released | 2009 | 1991 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5461 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 382 HP | 115 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 531 Nm | 174 Nm |
| Torque RPM | 2800 RPM | 2600 RPM |
| Engine Bore Size | 98 mm | 86 mm |
| Engine Stroke Size | 90.5 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 240 km/hour | 246 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2445 kg | 1190 kg |
| Vehicle Length | 5090 mm | 4500 mm |
| Vehicle Width | 1850 mm | 1680 mm |
| Vehicle Height | 1930 mm | 1330 mm |
| Wheelbase Size | 3080 mm | 2610 mm |
| Fuel Tank Capacity | 100 L | 75 L |
