Class Evaluation (% share overall score)

GOOD (1.66)
Operation / handling (45%)
VERY GOOD (1.30)
Power / EU characteristics (40%)
VERY GOOD (1.00)
Equipment / Accessories (5%)
GOOD (2.20)
Amazon data (10%)

advantages and disadvantages

Plus points

    • Machine. filter cleaning
    • Large operating range
    • Dust Emission Class A
    • Hard floor cleaning Class A
    • low volume


    • No

Functions / Features

  • Weight (kg): 6.7 Kg
  • Energy efficiency class: B
  • Annual energy consumption: 34 kWh
  • Dust Emission Class A to G: A
  • Carpet Cleaning Class A to G: C
  • Hard floor cleaning Class A to G: A
  • Dust box volume: 3 liters
  • telescopic tube
  • Range: 11 meters
  • Volume: 71 dB (A)
  • integrated accessories
  • Manufacturer: Bosch
  • Operating Instructions: ++


  • cyclone technology
  • Multiple cyclone
category A Total Score Score / points
Operation / handling 45% Note 1.66
Weight (Kg) 6.7 Kg  70.67
Dust box volume 3 liters  66.67
telescopic tube  + 100.00
radius 11 meters 100.00
volume 71 dB (A) 100.00
integrated accessories  + 100.00
cyclone technology  -   00:00
Multiple cyclone  -   00:00
Total points 537.34 (800)
Power / EU characteristics 40% Note 1:30
Energy efficiency class B  83.33
Annual electricity consumption 34 kWh  76.09
Dust Emission Class A to G A 100.00
Carpet Cleaning Class A to G C  66.67
Hard floor cleaning classes A to G A 100.00
Total points 426.09 (500)
Equipment / Accessories 5% Note 1:00
instruction manual ++ 100.00
included supply 100.00
Total points 200.00 (200)
Amazon data 10% Note 2:20
Amazon valuation 3.8  40.00
Total points  40.00 (100)
Properties without rating
The bagless vacuum cleaner BGS5330A from Bosch series Relaxx'x proSilence Plus convinces with its low volume, fully automatic self-cleaning filters and various accessories. Read the next section what the BGS5330A regarding equipment and service The excellence.:
    • The dust container of BGS5330A can 3 liters absorb dust. It also contains the filter unit with their smart Self Clean system (refer to the next section on suction and filter ).
    • The BGS5330A is with a 1100 W motor equipped. The on / off switch of the engine is the same as an electronic suction regulator to use, where you can choose between 3 positions: minimum, middle and maximum power level. The regulation takes place continuously, so that all positions between the values displayed can be selected.
    • The individual nozzles and the telescopic tube can be of a simple plug-in mechanism with the handle coupled.
    • Besides switchable between carpet and hard floor Standardbodendüse (28 cm wide, noise-optimized) you get with this vacuum cleaner is switched even a particularly rich selection of additional nozzles included:
      • the normal crevice tool,
      • an upholstery tool with aufgesetzbarem bristle wreath for vacuuming upholstery and curtains,
      • a slightly larger professional upholstery, also for vacuuming upholstery and curtains,
      • a hard floor for vacuuming hard floor coverings (tiles, parquet).
    • Upholstery and crevice tool can at one accessory support to be anchored on the telescopic tube.
    • For emptying the dust container to work the appliance lid up, removes the dust container at its carrying handle and pull the filter unit from the container. After emptying of the dust container to make the whole then in reverse order. How to clean or replace the filter, we have described in the following section.
    • The radius of action incl. 7 meter extension cable is 11 meters, the volume is 71 dB (A), which may apply for a vacuum cleaner to be quite low.
  • The user manual of this vacuum cleaner we mention in the "Features" especially because it facilitates not with drawings, but with many detailed photos and descriptions of the operations to handle this equipment.
Bosch BGS5330A With a sound pressure level of only 71 dB (A) of the Bosch BGS5330A one of the quietest vacuum cleaners on the market. Its large radius of action (a total of 11 meters) for maximum freedom of movement while vacuuming. With its 1100 W motor and praised by the manufacturer SensorBagless technology of BGS5330A for all typical vacuum cleaner applications in a household is well prepared. What it now has with this technology SensorBagless on, we would like to explain briefly below. The BGS5330A is equipped with a sensor which monitors the condition of the filter unit. This condition is indicated by a light on the vacuum cleaner: lights up this blue , so the filters are in order and you can continue to work normally. But as soon as the display starts, flashing red , the device turns off by itself. After cleaning the filter is activated and the integrated cleaning engine ensures that you can continue to work with clean filters. When the indicator is solid blue after cleaning program has finished, the machine can turn on the vacuum cleaner again. If necessary, the cleaning process can of course also manually trigger: for there is on the filter unit a Clean button . The controls of the bagless Bosch BGS5330A are easily accessible. Its SensorBagless technology with clogged filters the automated cleaning process is activated. If the cleaning operation at very strong dirty filters are not sufficient, it may be the plate filter under running water wash. Accordingly, the procedure also with the fluff filter (outer part of the filter unit, which can best be checked visually) and the HEPA filter of the engine, by the way, not replaced, but only every 3 years should be washed under running water. , Bosch BGS5330A    
Note: HEPA (link is external)is an abbreviation for H igh E fficiency P articulate A irfilter. As the name suggests, is to extract highly effective filter, pollen, toxic dusts, mites and other allergens from the air of the vacuum cleaner.
  Since September 1, 2014, all newly sold vacuum cleaners must be marked with the EU energy label. In the previous section we have already pointed out in the environmental characteristics on the volume and the dust emission class. Here are now once again all the values of the EU energy label:
  • Energy efficiency class: B
  • Volume: 71 dB (A)
  • Average annual energy consumption: 34 kWh
  • Dust Emission Class A
  • Carpet Cleaning Class: C
  • Hard floor cleaning Class: A
The Bosch BGS5330A is both dust emissions as well as in hard floor cleaning in the highest possible grade. His energy is with Class "B" model, with its volume of 61 dB (A) it is one of the pleasantly quiet appliances. The Bosch BGS5330A is a great helper in the household, whose functions are also well documented in the manual due to the intelligent Self Clean system, the low sound level and the many accessories. In the hard floor cleaning class (A to G) and dust emission class (A to G) it reaches respectively the highest value A. It is with its 6.7 Kg although slightly heavier than most of his colleagues, but that falls to the user hardly on , as the cup is indeed mostly moved on its wheels rolling. We summarize briefly the essential characteristics of the bagless vacuum cleaner from Bosch together:
  • Dust container: 3 liters,
  • Operating radius: 11 meters,
  • Extension cable: 7 meters,
  • Energy efficiency class: B,
  • Volume 71 dB (A),
  • Accessories: crevice nozzle, upholstery, professional upholstery,
  • automatic filter cleaning,
  • Dust Emission Class A.