High-Efficiency Particulate Air is a standard of air filter. By this standard an air filter must remove 99.97% of all particles greater than 0.3 micrometre from the air that passes through.
82% have it
2. uses bags
The device uses disposable bags - you don't have to get yourself dirty emptying and cleaning it.
49% have it
3. hose length
The device has a longer hose which makes it easier to clean high places with an attachment, and it's less likely that the unit will tip over when doing so.
Dirt Devil Power Reach Pet Multi-Cyclonic Upright: 12m
4. Has on-board tool storage
All extra tools are stored on/in the device itself. It's convenient to have all tools in one place as you don't have to find a place to store them and they are right there when you need them.
64% have it
5. brush width
Devices with wider brush can clean your floors in less time.
Hoover U5140900: 381mm
6. Has auto cord rewind
The cord automatically winds up, reducing hassle with storage.
45% have it
7. Has electronic suction power controls
This system supports two-way communication between a microcontroller in the handle and a suction motor and various sensors in the canister. You can easily adjust the suction power for different floorings.
18% have it
8. Has an electrostatic filtration system
Air flowing through the device creates and sustains an electromagnetic charge. This attracts fine dust particles.
2% have it
9. Has a dual edge cleaning
Special suction vents are present on the sides of the powerhead, not just the middle, so it will suck up dirt from tight spaces.
8% have it
10. Has a cylinder form
Devices with this form are lighter and take up less space. They are ideal for cleaning stairs, hard floors, upholstery and for cleaning in between furniture. They are generally more affordable.
44% have it
Shark Lift-Around NP320: 210mm
12. has UV light
The device kills germs, viruses and bacteria using an ultraviolet bulb.