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1968 Buick Riviera vs. 1992 Opel Calibra

To start off, 1992 Opel Calibra is newer by 24 year(s). Which means there will be less support and parts availability for 1968 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1968 Buick Riviera would be higher. At 7,050 cc (8 cylinders), 1968 Buick Riviera is equipped with a bigger engine. In terms of performance, 1968 Buick Riviera (305 HP @ 5000 RPM) has 104 more horse power than 1992 Opel Calibra. (201 HP @ 5600 RPM). In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1992 Opel Calibra. With that said, vehicle weight also plays an important factor in acceleration. 1968 Buick Riviera weights approximately 400 kg more than 1992 Opel Calibra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Because 1992 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1968 Buick Riviera. In wet, icy, snow, or gravel driving conditions, 1992 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, 1968 Buick Riviera (645 Nm @ 3200 RPM) has 365 more torque (in Nm) than 1992 Opel Calibra. (280 Nm @ 2400 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1992 Opel Calibra. 1968 Buick Riviera has automatic transmission and 1992 Opel Calibra has manual transmission. 1992 Opel Calibra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1968 Buick Riviera will be easier to drive especially in heavy traffic.

Compare all specifications:

1968 Buick Riviera 1992 Opel Calibra
Make Buick Opel
Model Riviera Calibra
Year Released 1968 1992
Body Type Coupe Coupe
Engine Position Front Front
Engine Size 7050 cc 1998 cc
Engine Cylinders 8 cylinders 4 cylinders
Engine Type in-line in-line
Horse Power 305 HP 201 HP
Engine RPM 5000 RPM 5600 RPM
Torque 645 Nm 280 Nm
Torque RPM 3200 RPM 2400 RPM
Engine Bore Size 106.2 mm 86.1 mm
Engine Stroke Size 99.4 mm 86 mm
Drive Type Rear 4WD
Transmission Type Automatic Manual
Number of Seats 4 seats 4 seats
Number of Doors 2 doors 2 doors
Vehicle Weight 1900 kg 1500 kg
Vehicle Length 5370 mm 4500 mm
Vehicle Width 2020 mm 1700 mm
Vehicle Height 1370 mm 1330 mm
Wheelbase Size 3030 mm 2640 mm
Fuel Tank Capacity 75 L 63 L


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