1966 Aston Martin DB4 vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 40 year(s). Which means there will be less support and parts availability for 1966 Aston Martin DB4. In addition, the cost of maintenance, including insurance, on 1966 Aston Martin DB4 would be higher. At 3,670 cc (6 cylinders), 1966 Aston Martin DB4 is equipped with a bigger engine. In terms of performance, 1966 Aston Martin DB4 (256 HP @ 5500 RPM) has 67 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM). In normal driving conditions, 1966 Aston Martin DB4 should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 1966 Aston Martin DB4 weights approximately 15 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1966 Aston Martin DB4 (360 Nm @ 5000 RPM) has 115 more torque (in Nm) than 2006 BMW Z4. (245 Nm @ 3500 RPM). This means 1966 Aston Martin DB4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 1966 Aston Martin DB4 | 2006 BMW Z4 | |
| Make | Aston Martin | BMW |
| Model | DB4 | Z4 |
| Year Released | 1966 | 2006 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3670 cc | 2492 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 256 HP | 189 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 360 Nm | 245 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Compression Ratio | 9.4:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1350 kg | 1335 kg |
| Vehicle Length | 4630 mm | 4100 mm |
| Vehicle Width | 1680 mm | 1790 mm |
| Vehicle Height | 1330 mm | 1310 mm |
| Wheelbase Size | 2500 mm | 2500 mm |
| Fuel Tank Capacity | 86 L | 55 L |
