Vacuum cleaners are rated in Watts (W) or Kilowatts (kW). To find out what your vacuum costs to run, look for its power specification, usually printed on the machine or in its user manuals.
Power Rating
Cost/Hour
Cost/Week*
Cost/Year
650W
9.08p
£0.14
£7.08
1000W
13.97p
£0.21
£10.90
1200W
16.76p
£0.25
£13.08
1300W
18.16p
£0.27
£14.17
1400W
19.56p
£0.29
£15.26
1800W
25.15p
£0.38
£19.61
2000W
27.94p
£0.42
£21.79
2100W
29.34p
£0.44
£22.88
2200W
30.73p
£0.46
£23.97
*based on 1.5 hrs a week using the National Average rate of 13.97p/kWh (Dec 2009 tariff)
Energy efficient designs are appearing in the market that use 'air recycling' technologies, these machines claim to require less powerful motors for the same suction.