1987 Buick Riviera vs. 1991 Opel Calibra
To start off, 1991 Opel Calibra is newer by 4 year(s). Which means there will be less support and parts availability for 1987 Buick Riviera. In addition, the cost of maintenance, including insurance, on 1987 Buick Riviera would be higher. At 3,791 cc (6 cylinders), 1987 Buick Riviera is equipped with a bigger engine. In terms of performance, 1991 Opel Calibra (201 HP @ 5600 RPM) has 51 more horse power than 1987 Buick Riviera. (150 HP @ 4400 RPM) In normal driving conditions, 1991 Opel Calibra should accelerate faster than 1987 Buick Riviera. With that said, vehicle weight also plays an important factor in acceleration. 1987 Buick Riviera weights approximately 78 kg more than 1991 Opel Calibra.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1987 Buick Riviera. 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, 1991 Opel Calibra (280 Nm @ 2400 RPM) has 9 more torque (in Nm) than 1987 Buick Riviera. (271 Nm @ 2000 RPM). This means 1991 Opel Calibra will have an easier job in driving up hills or pulling heavy equipment than 1987 Buick Riviera. 1987 Buick Riviera 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. 1987 Buick Riviera will be easier to drive especially in heavy traffic.
Compare all specifications:
1987 Buick Riviera | 1991 Opel Calibra | |
Make | Buick | Opel |
Model | Riviera | Calibra |
Year Released | 1987 | 1991 |
Body Type | Coupe | Coupe |
Engine Position | Front | Front |
Engine Size | 3791 cc | 1998 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 150 HP | 201 HP |
Engine RPM | 4400 RPM | 5600 RPM |
Torque | 271 Nm | 280 Nm |
Torque RPM | 2000 RPM | 2400 RPM |
Engine Compression Ratio | 8.0:1 | 9.0:1 |
Drive Type | Front | 4WD |
Transmission Type | Automatic | Manual |
Number of Seats | 4 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1501 kg | 1423 kg |
Vehicle Length | 4760 mm | 4500 mm |
Vehicle Width | 1860 mm | 1700 mm |
Vehicle Height | 1390 mm | 1610 mm |
Wheelbase Size | 2750 mm | 2450 mm |