The cheapest model in our buying guide works according to the chaos principle. This means that the hoover does not scan the room, unlike most high-priced models. It simply drives away and only changes direction when it detects an obstacle. This can sometimes result in individual spots not being cleaned, but it will catch them the next time - most likely...

Inexpensive and satisfactory. Eufy is the only inexpensive device in the test that achieves satisfactory suction results on hard and carpeted floors, but is weak against dust. It removes fibres from carpet very well. Relatively quiet. It is unclear whether spare parts are available in the long term. The supplier did not comment on this.