1981 BMW 745 vs. 1995 Buick Roadmaster
To start off, 1995 Buick Roadmaster is newer by 14 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 5,733 cc (8 cylinders), 1995 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 1995 Buick Roadmaster (257 HP @ 5000 RPM) has 5 more horse power than 1981 BMW 745. (252 HP @ 5200 RPM) In normal driving conditions, 1995 Buick Roadmaster should accelerate faster than 1981 BMW 745. With that said, vehicle weight also plays an important factor in acceleration. 1995 Buick Roadmaster weights approximately 480 kg more than 1981 BMW 745. 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, 1995 Buick Roadmaster (447 Nm @ 3200 RPM) has 67 more torque (in Nm) than 1981 BMW 745. (380 Nm @ 2200 RPM). This means 1995 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 745. 1995 Buick Roadmaster has automatic transmission and 1981 BMW 745 has manual transmission. 1981 BMW 745 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1995 Buick Roadmaster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 BMW 745 | 1995 Buick Roadmaster | |
| Make | BMW | Buick |
| Model | 745 | Roadmaster |
| Year Released | 1981 | 1995 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 5733 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 252 HP | 257 HP |
| Engine RPM | 5200 RPM | 5000 RPM |
| Torque | 380 Nm | 447 Nm |
| Torque RPM | 2200 RPM | 3200 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1590 kg | 2070 kg |
| Vehicle Length | 4870 mm | 5540 mm |
| Vehicle Width | 1810 mm | 2040 mm |
| Vehicle Height | 1440 mm | 1540 mm |
| Wheelbase Size | 2800 mm | 2950 mm |
