The Dyson Small Ball Allergy is easy to use. Once upright, you simply push the Power button, tilt the handle back so it slides away from its stabilising wheels, and ready to roll (no pun intended!).

Its squat new cylinder vac glides pretty smoothly on its spherical wheel, and is reasonably ... last one seemed plenty quick to us. Dyson Cinetic Big Ball cylinder is available now from £399.