Which? surveys show that the most common faults are loss of suction, blocked filters and brushes. Early returns during the warranty period will occur if performance is inadequate.
Most early failures can be avoided by simple design changes and by meeting minimum standards.
In WRAP consumer research, consumers consider reliability, quality and expected life as the top three important product attributes; and 31% of customers surveyed said they bought products because of the brand’s association with reliability.
The cost estimates in this guide assume that production costs to the manufacturer are £12 per vacuum cleaner.