1974 AC 428 vs. 1999 Steyr G-series

To start off, 1999 Steyr G-series is newer by 25 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 6 more horse power than 1999 Steyr G-series. (292 HP @ 5500 RPM). In normal driving conditions, 1974 AC 428 should accelerate faster than 1999 Steyr G-series. With that said, vehicle weight also plays an important factor in acceleration. 1999 Steyr G-series weights approximately 860 kg more than 1974 AC 428.

Because 1999 Steyr G-series 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, 1999 Steyr G-series 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 191 more torque (in Nm) than 1999 Steyr G-series. (448 Nm @ 2600 RPM). This means 1974 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1999 Steyr G-series. 1999 Steyr G-series 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. 1999 Steyr G-series will be easier to drive especially in heavy traffic.

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