No doubt, the W12 is about as smooth and well-balanced as the gasoline engine will ever get. The only problem is that the much cheaper 4.0-litre, twin-turbo V8 engine available on the A8 (and the Continental GT, for that matter) isn’t far off in terms of refinement.
Is W12 better than V12?
The W12 engine front section is wider. … While the V12 is perfectly self-balanced, the secondary forces are out of balance in the W12’s crankshaft. This unbalance is, however, no more critical than the one occurring in a V10 or V8. Friction losses in the W12 should be slightly lower in comparison to the V12.
How much horsepower does a W12 engine have?
The Nardo version of the W12 was 5.6-liters in displacement with a length of only 20.1 inches, and a width of 27.6 inches. It produced a claimed 420 hp @ 5800 RPM and 390 lb-ft of torque @ 3000 RPM.
|Type||DOHC aluminum allow 15-degree V-angle, 72-degree bank angle W12|
|Cooling System||19.972 qt. (18.9 l)|
Why is a V12 better than a V8?
The crossplane engine has a secondary engine balance and operates more smoothly. … V8 engines are smaller than V12 engines, making them a more efficient choice when space in a vehicle is limited. V8 engines also offer better fuel economy over V12 engines as they consume less gas due to having fewer cylinders than a V12.
How fast is a W12 engine?
For those seeking even more power, a 6.0 litre W12 engine empowers Bentayga Speed to reach speeds unseen on any other luxury SUV. It achieves 0-60 mph in just 3.8 seconds (0 to 100 km/h in 3.9 seconds) and a top speed of 190 mph (306 km/h)*.