1970 AC 428 vs. 2003 BMW X3
To start off, 2003 BMW X3 is newer by 33 year(s). Which means there will be less support and parts availability for 1970 AC 428. In addition, the cost of maintenance, including insurance, on 1970 AC 428 would be higher. At 7,003 cc (8 cylinders), 1970 AC 428 is equipped with a bigger engine. In terms of performance, 1970 AC 428 (298 HP @ 4600 RPM) has 113 more horse power than 2003 BMW X3. (185 HP @ 6000 RPM). In normal driving conditions, 1970 AC 428 should accelerate faster than 2003 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 410 kg more than 1970 AC 428.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1970 AC 428. In wet, icy, snow, or gravel driving conditions, 2003 BMW X3 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, 1970 AC 428 (640 Nm @ 2800 RPM) has 395 more torque (in Nm) than 2003 BMW X3. (245 Nm @ 3500 RPM). This means 1970 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X3. 2003 BMW X3 has automatic transmission and 1970 AC 428 has manual transmission. 1970 AC 428 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1970 AC 428 | 2003 BMW X3 | |
| Make | AC | BMW |
| Model | 428 | X3 |
| Year Released | 1970 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 2492 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 185 HP |
| Engine RPM | 4600 RPM | 6000 RPM |
| Torque | 640 Nm | 245 Nm |
| Torque RPM | 2800 RPM | 3500 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1430 kg | 1840 kg |
| Vehicle Length | 4430 mm | 4570 mm |
| Vehicle Width | 1710 mm | 1860 mm |
| Vehicle Height | 1310 mm | 1680 mm |
| Wheelbase Size | 2450 mm | 2800 mm |
