I have the Atom 561 professional variant which comes with the 7 point anti vibration system. This seems a trivial feature but when the unit runs at full throttle the vibration at the handles becomes noticeable – not too bad, but it is there. The 7 point anti vibration system absorbs most of the vibration when held at the right position. The noise level is quite when compared to the two stroke unit of the same size. It is lightweight and can be easily managed for storage and transport if required. The lightweight feature however becomes a little...Read more