A well-priced robot vacuum and mop with a self-empty docking station.

The Hoover HG4 Hydro Pro , and the other mannikin in the range , are well - priced and near for general vacuuming on rug and punishing floor . This version comes with a basic mop , which is only really good enough for lightheaded messes , and a useful ego - empty station . expend a bit more and you ascertain robot that pout easily , but for regular vacuuming this model is a decent budget option .

Pros

Cons

Key Features

Introduction

Although the companionship is well known for its vacuum cleaner , which can legitimately be foretell ‘ J. Edgar Hoover ’ , the Hoover HG4 Hydro Pro is the first golem vacuum cleaner I ’ve see from the society .

An entryway - level model , this golem still manages to mob in a swabbing alternative and a ego - empty docking station . It ’s not a big performing artist , but the competition at this damage is exceptionally tough .

Versions

There are three variation of the HG4 , of which I have the high - end Hydro Pro . This model , the HG4 Hydro Pro ( £ 349.99 ) , has the clip - on Hydro Mop and comes with the self - empty post . There ’s then the HG4 Hydro ( £ 299 ) , which drops the self - empty station but has the mopping attachment . Finally , there ’s the HG4 ( £ 249 ) , which is a vacuum - only golem . suck power and vacuuming ability remain the same between models .

Design and features

The Hoover HG4 Hydro Pro is quite a compact robot vacuum dry cleaner . The dock is a ego - empty one , which is also considerably smaller than the wharf that make out with ego - empty , self - light model , such as theEufy Omni S1 Pro . If you do n’t have much infinite but want a robot that will empty itself , the size of this robot may make it a upright selection for you .

The moorage station take big 3 - liter detritus base , and Hoover provides two in the box . evaluate from late robots that I ’ve reviewed , a detritus base should last for around two months before ask to be changed . Replacements cost around £ 12 for a face pack of four .

The robot vacancy itself is pretty much what I ’ve add up to expect from a robot . It ’s round and has a LiDAR noodle on top for riotous and exact navigation . As this is a cheaper robot vacuity cleaner , there ’s no camera at the front for obstacle recognition and shunning sp you ’ll need to tidy up to a degree , before you may coif this robot off on a task .

Hoover HG4 Hydro Pro carpet test dirty

There are two clit on this automaton : one to start or pause a clean , and one to send the golem back to its dock . They ’re ready to hand if you require to set about a clean and do n’t want to angle your phone out .

At the rear , there ’s a pull - out bin , which holds the golem ’s filter ( the bin and filter should be strip out monthly ) .

flicker the robot over and underneath you ’ll see a standard brush for charge dirt and a side thicket for flick dust out of the bound of suite .

Hoover HG4 Hydro Pro carpet test dirty

For mopping mode , there ’s a clipping in mopping bracket , which has to be filled with 300ml of fresh piss . Hoover allow for a supererogatory mop material in the box , so you’re able to switch a dirty one out for a unobjectionable one after finish a mop session .

This automaton does n’t have the ability to lift its wipe up pad when it goes over carpet , similar to theRoborock Q5 Pro . If you have mixed environs and necessitate a more equal to model , theXiaomi Robot Vacuum X20 Prois a serious option .

Control of the automaton is not via the hOn app , which is rest home to all of Hoover ’s other smart appliances , but via the HG Robots app instead . Once connected , the golem ask to go for a mapping run , so it can map out your home .

Hoover HG4 Hydro Pro carpet test dirty

standardised to other robots , after an initial mathematical function run , the Hoover HG4 Hydro Pro will assign suite to the map . The single-valued function ’s not as clean as on Roborock ’s app , but the cosmopolitan way layout was about ripe .

It ’s easy to split or merge rooms , and I could also set a preferred cleaning orderliness , and set cleaning mount per room .

There ’s an option to add no - go or no - mop zone , the latter of which is useful to stop the Hoover HG4 Hydro Pro from wandering over rug when its mop pad is attached .

Hoover HG4 Hydro Pro carpet test dirty

Once everything is set up , the robot can be told to clean everywhere , or you could select a room or area to houseclean . For elbow room or arena cleaning , you may evidence the Hoover HG4 Hydro Pro to take one or two pass .

Each cleaning alternative has customisable cleaning preferences , with a choice of five vacuum options ( Closed , Low , Medium , High and Max ) , and four water levels ( Off , Min , Mid and Max ) .

The Closed alternative in effect gives you a mop - only light , while turning the urine off give you a vacuity - only option , albeit with the mopping cloth being dragged around .

Hoover HG4 Hydro Pro carpet test dirty

ultimately , there ’s a comprehensive scheduling option , so you’re able to get the Hoover HG4 Hydro Pro to clean where and when you want .

Performance

I set the Hoover HG4 Hydro Pro off in vacuum - only mode to see how well it could pick up the wasteweir I ’d put around the Trusted Reviews Home Tech Lab . I start up with the flour spill on my test carpet .

set up to Max and with two passes , the Hoover HG4 Hydro Pro did a reasonable job of this tough spillage . There ’s a big lump of passel that the robot could n’t deal with , but this is a elusive tidy sum and the budget cleaner would do well with unconstipated spillway . This result is similar to that from other budget cleaners , such as theRoborock Q5 Proand the Robot Vacuum X20 Pro .

On the hard level , the like floor of flour was collected with ease , without a suggestion of it left behind .

Hoover HG4 Hydro Pro carpet test dirty

Edge performance was also pretty good . Sure , there was some flour right up at the footstall , but the majority of it had gone . Considering that this vacuum cleansing agent does n’t have swing - out edge brush , it ’s a beneficial solution .

Mopping operation is n’t peachy , across all of my run grime . I start with my dried - on coffee tree stain . Even after two pass and the maximum H2O mount , the Hoover HG4 Hydro Pro struggled to remove everything .

It was the same with my violent wine stain . Some was removed , but there was a lot left behind .

Hoover HG4 Hydro Pro carpet test clean

For the really tough smirch , the Hoover HG4 Hydro Pro clamber . With dried - on ketchup , the golem could n’t bump off the mess , barely meet it .

likewise , with the dried - on mud stain , I find out that the HG4 pick a bit up but left a lot of mess behind .

For light stains , the Hoover HG4 Hydro Pro is fine but if you ’ve got tougher messes to grapple with then you ’ll require a automaton vacuum cleaner that can decently scrub the floor .

Hoover HG4 Hydro Pro carpet test clean

I also tested the HG4 with human hairsbreadth . While the hairsbreadth was remove from the floor , strand were tangled around the floor thicket . If you ’ve make a lot of hair in your home , an anti - tangle robot will make more sense .

stamp battery life is scab at two hours on the low setting . stay the power up , and the Hoover HG4 Hydro Pro will run out faster . Even so , it had enough power to tackle the Trusted Reviews Home Technology Lab twice on higher power levels ; the lab ’s footmark is larger than the typical storey area of a UK habitation .

I measured the robot at a humble 58.2dB , which makes it one of the quietest automaton that I ’ve tested and not at all bothersome to have on whilst in the same room .

Hoover HG4 Hydro Pro carpet test clean

Should you buy it?

In vacancy modality this exemplar is pretty secure , and the ego - empty station utilitarian ; you may write money by choosing the standard vacuum - only HG4 , which needs manually empty .

swabbing is basic and upright for only sluttish slew , and the golem ca n’t lift its mop to move over carpeting . For better mopping and carpet option , take a look elsewhere .

Final Thoughts

The Hoover HG4 Hydro Pro and , by extension , the HG4 range of mountains , is a pretty good set of budget robot vacuum cleaner cleaners . I do n’t think that the mopping alternative is especially near however , so you might want to save some money by buy the stock HG4 , which ca n’t mop and does n’t have the self - empty place .

If you want a budget golem vacuum cleansing agent that can mop well , theXiaomi Robot Vacuum X20 Procosts just a little more , and it has a ego - empty , self - sportsmanlike moorage station .

If you ’ve got more budget , then take a facial expression at our guide to thebest robot vacuum cleanersto assist you find the right one for you .

Hoover HG4 Hydro Pro hard floor test dirty

Trusted Score

How we test

We quiz every golem vacuum sporty we review thoroughly over an extended full point of clip . We use industry stock tests to compare feature properly . We ’ll always narrate you what we find oneself . We never , ever , accept money to go over a product .

obtain out more about how we test in ourethics insurance policy .

FAQs

The Hoover HG4 Hydro Pro has a self - empty place and can also wipe up ; there ’s a version without the ego - empty place ; and a variant that vacuums only .

Test Data

Full Specs

Other

Hoover HG4 Hydro Pro hard floor test dirty

Hoover HG4 Hydro Pro hard floor test dirty

Hoover HG4 Hydro Pro hard floor test dirty

Hoover HG4 Hydro Pro hard floor test dirty

Hoover HG4 Hydro Pro hard floor test dirty

Hoover HG4 Hydro Pro hard floor test clean

Hoover HG4 Hydro Pro hard floor test clean

Hoover HG4 Hydro Pro hard floor test clean

Hoover HG4 Hydro Pro edge test dirty

Hoover HG4 Hydro Pro edge test dirty

Hoover HG4 Hydro Pro edge test dirty

Hoover HG4 Hydro Pro edge test dirty

Hoover HG4 Hydro Pro edge test dirty

Hoover HG4 Hydro Pro edge test dirty

Hoover HG4 Hydro Pro edge test clean

Hoover HG4 Hydro Pro edge test clean

Hoover HG4 Hydro Pro edge test clean

Hoover HG4 Hydro Pro coffee stain dirty

Hoover HG4 Hydro Pro coffee stain dirty

Hoover HG4 Hydro Pro coffee stain dirty

Hoover HG4 Hydro Pro coffee stain dirty

Hoover HG4 Hydro Pro coffee stain dirty

Hoover HG4 Hydro Pro coffee stain dirty

Hoover HG4 Hydro Pro coffee stain clean

Hoover HG4 Hydro Pro coffee stain clean

Hoover HG4 Hydro Pro coffee stain clean

Hoover HG4 Hydro Pro red wine stain dirty

Hoover HG4 Hydro Pro red wine stain dirty

Hoover HG4 Hydro Pro red wine stain dirty

Hoover HG4 Hydro Pro red wine stain dirty

Hoover HG4 Hydro Pro red wine stain dirty

Hoover HG4 Hydro Pro red wine stain dirty

Hoover HG4 Hydro Pro red wine stain clean

Hoover HG4 Hydro Pro red wine stain clean

Hoover HG4 Hydro Pro red wine stain clean

Hoover HG4 Hydro Pro ketchup stain dirty

Hoover HG4 Hydro Pro ketchup stain dirty

Hoover HG4 Hydro Pro ketchup stain dirty

Hoover HG4 Hydro Pro ketchup stain dirty

Hoover HG4 Hydro Pro ketchup stain dirty

Hoover HG4 Hydro Pro ketchup stain dirty

Hoover HG4 Hydro Pro ketcup stain clean

Hoover HG4 Hydro Pro ketcup stain clean

Hoover HG4 Hydro Pro ketcup stain clean

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Hoover HG4 Hydro Pro mud stain clean

Hoover HG4 Hydro Pro mud stain clean

Hoover HG4 Hydro Pro human hair test dirty

Hoover HG4 Hydro Pro human hair test dirty

Hoover HG4 Hydro Pro human hair test dirty

Hoover HG4 Hydro Pro human hair test dirty

Hoover HG4 Hydro Pro human hair test dirty

Hoover HG4 Hydro Pro human hair test dirty

Hoover HG4 Hydro Pro human hair test clean

Hoover HG4 Hydro Pro human hair test clean

Hoover HG4 Hydro Pro human hair test clean

Hoover HG4 Hydro Pro carpet test dirty

Hoover HG4 Hydro Pro carpet test dirty

Hoover HG4 Hydro Pro hard floor test dirty

Hoover HG4 Hydro Pro hard floor test dirty

Hoover HG4 Hydro Pro edge test dirty

Hoover HG4 Hydro Pro edge test dirty

Hoover HG4 Hydro Pro coffee stain dirty

Hoover HG4 Hydro Pro coffee stain dirty

Hoover HG4 Hydro Pro red wine stain dirty

Hoover HG4 Hydro Pro red wine stain dirty

Hoover HG4 Hydro Pro ketchup stain dirty

Hoover HG4 Hydro Pro ketchup stain dirty

Hoover HG4 Hydro Pro mud stain dirty

Hoover HG4 Hydro Pro mud stain dirty

Hoover HG4 Hydro Pro human hair test dirty

Hoover HG4 Hydro Pro human hair test dirty