1974 AC 428 vs. 1979 GMC Suburban
To start off, 1979 GMC Suburban is newer by 5 year(s). Which means there will be less support and parts availability for 1974 AC 428. In addition, the cost of maintenance, including insurance, on 1974 AC 428 would be higher. At 7,003 cc (8 cylinders), 1974 AC 428 is equipped with a bigger engine. In terms of performance, 1974 AC 428 (298 HP @ 4600 RPM) has 169 more horse power than 1979 GMC Suburban. (129 HP @ 4000 RPM). In normal driving conditions, 1974 AC 428 should accelerate faster than 1979 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1979 GMC Suburban weights approximately 802 kg more than 1974 AC 428.
Because 1979 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 1974 AC 428. 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, 1974 AC 428 (639 Nm @ 2800 RPM) has 354 more torque (in Nm) than 1979 GMC Suburban. (285 Nm @ 2000 RPM). This means 1974 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1979 GMC Suburban. 1979 GMC Suburban has automatic transmission and 1974 AC 428 has manual transmission. 1974 AC 428 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1979 GMC Suburban will be easier to drive especially in heavy traffic.
Compare all specifications:
1974 AC 428 | 1979 GMC Suburban | |
Make | AC | GMC |
Model | 428 | Suburban |
Year Released | 1974 | 1979 |
Engine Position | Front | Front |
Engine Size | 7003 cc | 4093 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 298 HP | 129 HP |
Engine RPM | 4600 RPM | 4000 RPM |
Torque | 639 Nm | 285 Nm |
Torque RPM | 2800 RPM | 2000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Vehicle Weight | 1430 kg | 2232 kg |
Vehicle Length | 4430 mm | 5480 mm |
Vehicle Width | 1710 mm | 1950 mm |
Vehicle Height | 1310 mm | 1800 mm |
Wheelbase Size | 2450 mm | 3300 mm |