1971 AC 428 vs. 2003 BMW 730

To start off, 2003 BMW 730 is newer by 32 year(s). Which means there will be less support and parts availability for 1971 AC 428. In addition, the cost of maintenance, including insurance, on 1971 AC 428 would be higher. At 7,003 cc (8 cylinders), 1971 AC 428 is equipped with a bigger engine. In terms of performance, 1971 AC 428 (298 HP @ 4600 RPM) has 70 more horse power than 2003 BMW 730. (228 HP @ 5900 RPM). In normal driving conditions, 1971 AC 428 should accelerate faster than 2003 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 730 weights approximately 360 kg more than 1971 AC 428.

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, 1971 AC 428 (639 Nm @ 2800 RPM) has 339 more torque (in Nm) than 2003 BMW 730. (300 Nm @ 3500 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 730. 2003 BMW 730 has automatic transmission and 1971 AC 428 has manual transmission. 1971 AC 428 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW 730 will be easier to drive especially in heavy traffic.

Compare all specifications:

1971 AC 428 2003 BMW 730
Make AC BMW
Model 428 730
Year Released 1971 2003
Engine Position Front Front
Engine Size 7003 cc 2999 cc
Engine Cylinders 8 cylinders 6 cylinders
Engine Type in-line in-line
Horse Power 298 HP 228 HP
Engine RPM 4600 RPM 5900 RPM
Torque 639 Nm 300 Nm
Torque RPM 2800 RPM 3500 RPM
Fuel Type Gasoline Gasoline
Drive Type Rear Rear
Transmission Type Manual Automatic
Number of Seats 2 seats 5 seats
Number of Doors 2 doors 4 doors
Vehicle Weight 1430 kg 1790 kg
Vehicle Length 4430 mm 5040 mm
Vehicle Width 1710 mm 1910 mm
Vehicle Height 1310 mm 1500 mm
Wheelbase Size 2450 mm 3000 mm


 

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