1979 GMC Suburban vs. 1966 Mercury Comet

To start off, 1979 GMC Suburban is newer by 13 year(s). Which means there will be less support and parts availability for 1966 Mercury Comet. In addition, the cost of maintenance, including insurance, on 1966 Mercury Comet would be higher. At 6,393 cc (8 cylinders), 1966 Mercury Comet is equipped with a bigger engine. In terms of performance, 1966 Mercury Comet (267 HP @ 4400 RPM) has 138 more horse power than 1979 GMC Suburban. (129 HP @ 4000 RPM) In normal driving conditions, 1966 Mercury Comet should accelerate faster than 1979 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1979 GMC Suburban weights approximately 457 kg more than 1966 Mercury Comet.

Because 1979 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1966 Mercury Comet. In wet, icy, snow, or gravel driving conditions, 1979 GMC Suburban 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, 1966 Mercury Comet (546 Nm @ 2600 RPM) has 261 more torque (in Nm) than 1979 GMC Suburban. (285 Nm @ 2000 RPM). This means 1966 Mercury Comet will have an easier job in driving up hills or pulling heavy equipment than 1979 GMC Suburban.

Compare all specifications:

1979 GMC Suburban 1966 Mercury Comet
Make GMC Mercury
Model Suburban Comet
Year Released 1979 1966
Engine Position Front Front
Engine Size 4093 cc 6393 cc
Engine Cylinders 6 cylinders 8 cylinders
Engine Type in-line V
Horse Power 129 HP 267 HP
Engine RPM 4000 RPM 4400 RPM
Torque 285 Nm 546 Nm
Torque RPM 2000 RPM 2600 RPM
Fuel Type Gasoline Gasoline
Drive Type 4WD Rear
Vehicle Weight 2232 kg 1775 kg
Vehicle Length 5480 mm 5000 mm
Vehicle Width 1950 mm 1880 mm
Vehicle Height 1800 mm 1400 mm
Wheelbase Size 3300 mm 2950 mm