1968 Buick Riviera vs. 1971 Sunbeam Rapier

To start off, 1971 Sunbeam Rapier is newer by 3 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 226 more horse power than 1971 Sunbeam Rapier. (79 HP @ 5200 RPM). In normal driving conditions, 1968 Buick Riviera should accelerate faster than 1971 Sunbeam Rapier. With that said, vehicle weight also plays an important factor in acceleration. 1968 Buick Riviera weights approximately 870 kg more than 1971 Sunbeam Rapier. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.

Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1968 Buick Riviera (645 Nm @ 3200 RPM) has 519 more torque (in Nm) than 1971 Sunbeam Rapier. (126 Nm @ 3800 RPM). This means 1968 Buick Riviera will have an easier job in driving up hills or pulling heavy equipment than 1971 Sunbeam Rapier.

Compare all specifications:

1968 Buick Riviera 1971 Sunbeam Rapier
Make Buick Sunbeam
Model Riviera Rapier
Year Released 1968 1971
Body Type Coupe Coupe
Engine Position Front Front
Engine Size 7050 cc 1725 cc
Engine Cylinders 8 cylinders 4 cylinders
Engine Type in-line in-line
Horse Power 305 HP 79 HP
Engine RPM 5000 RPM 5200 RPM
Torque 645 Nm 126 Nm
Torque RPM 3200 RPM 3800 RPM
Engine Bore Size 106.2 mm 81.5 mm
Engine Stroke Size 99.4 mm 82.7 mm
Fuel Type Gasoline Gasoline
Drive Type Rear Rear
Number of Seats 4 seats 4 seats
Number of Doors 2 doors 2 doors
Vehicle Weight 1900 kg 1030 kg
Vehicle Length 5370 mm 4440 mm
Vehicle Width 2020 mm 1670 mm
Vehicle Height 1370 mm 1390 mm
Wheelbase Size 3030 mm 2510 mm
Fuel Tank Capacity 75 L 68 L


 

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