1986 AC Ace vs. 1991 Buick Roadmaster
To start off, 1991 Buick Roadmaster is newer by 5 year(s). Which means there will be less support and parts availability for 1986 AC Ace. In addition, the cost of maintenance, including insurance, on 1986 AC Ace would be higher. At 5,731 cc (8 cylinders), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 1986 AC Ace (201 HP @ 6000 RPM) has 24 more horse power than 1991 Buick Roadmaster. (177 HP @ 4200 RPM). In normal driving conditions, 1986 AC Ace should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 820 kg more than 1986 AC Ace.
Because 1986 AC Ace is four wheel drive (4WD), it will have significant more traction and grip than 1991 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 1986 AC Ace 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 Buick Roadmaster (393 Nm @ 2400 RPM) has 117 more torque (in Nm) than 1986 AC Ace. (276 Nm @ 4500 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 1986 AC Ace. 1991 Buick Roadmaster has automatic transmission and 1986 AC Ace has manual transmission. 1986 AC Ace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick Roadmaster will be easier to drive especially in heavy traffic.
Compare all specifications:
1986 AC Ace | 1991 Buick Roadmaster | |
Make | AC | Buick |
Model | Ace | Roadmaster |
Year Released | 1986 | 1991 |
Body Type | Roadster | Sedan |
Engine Position | Front | Front |
Engine Size | 1994 cc | 5731 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 201 HP | 177 HP |
Engine RPM | 6000 RPM | 4200 RPM |
Torque | 276 Nm | 393 Nm |
Torque RPM | 4500 RPM | 2400 RPM |
Engine Compression Ratio | 8.0:1 | 8.0:1 |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1020 kg | 1840 kg |
Vehicle Length | 3970 mm | 5280 mm |
Vehicle Width | 1820 mm | 2040 mm |
Vehicle Height | 1180 mm | 1650 mm |
Wheelbase Size | 2480 mm | 2950 mm |
Fuel Tank Capacity | 65 L | 75 L |