2005 Buick Rendezvous vs. 1978 Opel Senator
To start off, 2005 Buick Rendezvous is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Opel Senator. In addition, the cost of maintenance, including insurance, on 1978 Opel Senator would be higher. At 3,343 cc (6 cylinders), 2005 Buick Rendezvous is equipped with a bigger engine. In terms of performance, 2005 Buick Rendezvous (183 HP @ 5200 RPM) has 68 more horse power than 1978 Opel Senator. (115 HP @ 5600 RPM). In normal driving conditions, 2005 Buick Rendezvous should accelerate faster than 1978 Opel Senator. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Rendezvous weights approximately 485 kg more than 1978 Opel Senator. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Buick Rendezvous is four wheel drive (4WD), it will have significant more traction and grip than 1978 Opel Senator. In wet, icy, snow, or gravel driving conditions, 2005 Buick Rendezvous 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, 2005 Buick Rendezvous (285 Nm @ 4000 RPM) has 125 more torque (in Nm) than 1978 Opel Senator. (160 Nm @ 4200 RPM). This means 2005 Buick Rendezvous will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Senator. 2005 Buick Rendezvous has automatic transmission and 1978 Opel Senator has manual transmission. 1978 Opel Senator will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Buick Rendezvous will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Buick Rendezvous | 1978 Opel Senator | |
| Make | Buick | Opel |
| Model | Rendezvous | Senator |
| Year Released | 2005 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 3343 cc | 1979 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 183 HP | 115 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 285 Nm | 160 Nm |
| Torque RPM | 4000 RPM | 4200 RPM |
| Engine Bore Size | 91 mm | 95 mm |
| Engine Stroke Size | 84 mm | 69.8 mm |
| Engine Compression Ratio | 9.5:1 | 9.4:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1820 kg | 1335 kg |
| Vehicle Length | 4750 mm | 4850 mm |
| Vehicle Width | 1880 mm | 1730 mm |
| Vehicle Height | 1760 mm | 1390 mm |
| Wheelbase Size | 2860 mm | 2690 mm |
