Home | Air treatment
The Best Humidifiers in the UK for 2026
Central heating and a cold British winter are a recipe for parched indoor air — and the static shocks, dry-feeling rooms and struggling houseplants that come with it. A humidifier fixes that by nudging your room back toward a comfortable 40–60% relative humidity, but the options run from £40 nursery units to £500-plus Dyson machines that also purify and cool. We researched the current UK market to rank the best humidifiers in the UK for 2026 — five genuinely useful choices, from the best all-rounder to a dedicated warm-mist model.
Our top picks
Levoit LV600S Smart Hybrid Ultrasonic Humidifier
Meaco Deluxe 202 Humidifier and Air Purifier
Dyson Purifier Humidify+Cool PH2 De-NOx
Researched by WATTB
- Published
- 15 September 2026
- Updated
- 15 September 2026
- Last verified
- 15 September 2026
- Sources
- 7 sources
We research and rank options from public data, official information and published reviews. How we research →
Written by
Affiliate disclosure: some links on this page may be affiliate links. If you buy through them, we may earn a commission at no additional cost to you. Affiliate relationships do not influence our rankings or WATTB Scores. As an Amazon Associate I earn from qualifying purchases. How we rank.
How we picked · Our ranking draws on manufacturer specifications, current indicative pricing checked across UK retailers in September 2026, independent expert reviews (including Which? and RTINGS) and aggregated customer feedback, combined with our editorial judgement. Read our full method →The top 5 Humidifiers in the UK for 2026
- Rank 1Levoit LV600S Smart Hybrid Ultrasonic HumidifierWATTB Pick— Best overallWATTB90/100From £99.99 (indicative)
- Rank 2Meaco Deluxe 202 Humidifier and Air Purifier— Best 2-in-1 (humidifier + air purifier)WATTB90/100From £99.99 (indicative)
- Rank 3Dyson Purifier Humidify+Cool PH2 De-NOx— Best premium 3-in-1WATTB83/100From around £550 (RRP ~£700, indicative)
- Rank 4Levoit Classic 160 Ultrasonic Cool Mist Humidifier— Best budget and small roomsWATTB82/100From £39.99 (indicative)
- Rank 5Vicks VH750 Warm Mist Humidifier— Best for warm steam and VapoPadsWATTB80/100From around £58 (indicative)
The WATTB Score is our own research-based editorial assessment out of 100 — not a customer-review average.
Compare at a glance
- Type
- Hybrid ultrasonic (warm + cool mist)
- Tank capacity
- 6 litres
- Price band
- ££
- Price
- From £99.99 (indicative)
- Type
- Ultrasonic humidifier + HEPA air purifier (2-in-1)
- Tank capacity
- 5.3 litres
- Price band
- ££
- Price
- From £99.99 (indicative)
- Type
- 3-in-1 purify + humidify + cool (bladeless fan)
- Tank capacity
- 5 litres (up to ~36h hygienic humidification, per Dyson)
- Price band
- £££
- Price
- From around £550 (RRP ~£700, indicative)
- Type
- Ultrasonic cool mist, top-fill
- Tank capacity
- 2.5 litres
- Price band
- £
- Price
- From £39.99 (indicative)
- Rank 5Vicks VH750 Warm Mist HumidifierWATTB80/100
- Type
- Warm mist (heated/steam)
- Price band
- ££
- Price
- From around £58 (indicative)
The picks in depth
Levoit LV600S Smart Hybrid Ultrasonic Humidifier
Why it won
The most flexible all-rounder for the money, and the right default for most UK homes.
Warm or cool mist plus a 6L tank covers large rooms and runs for roughly a couple of nights per fill
Genuine smart control (VeSync app, Alexa and Google) and an auto humidity mode at a mid-range indicative price
Quiet sleep mode reviewers rate well for bedrooms (Levoit quotes under 28dB)
Trade-off: No air-purifier or HEPA stage — it only humidifies
Why it ranks here
It ranks first as the flexible all-rounder at its price: hybrid ultrasonic with warm or cool mist, a 6L tank Levoit rates for up to around 50 hours on low, VeSync app, Alexa and Google control, an auto humidity sensor and a sleep mode Levoit quotes at under 28dB. It sits above the Meaco for buyers who only want humidity, because it puts the money into tank size and smart control rather than a filter stage.
Buy it if
- You want one humidifier for a medium or large room with fewer refills
- You want to set a target humidity and control it from an app or by voice
Skip it if
- You want air purification too; it has no HEPA or purifier stage
- You will not descale regularly; ultrasonic mist can leave white dust on hard water
Where it wins
- Larger stated tank (6L vs 5.3L)
- VeSync app, Alexa and Google control, which are not among the Meaco's listed features
- No HEPA or limescale filters to replace
Where it loses
- No air-purifier stage, versus the Meaco's HEPA, carbon and ioniser
- Meaco states a 2-year warranty extendable to 5; our sources give no LV600S warranty term
Closest alternative: Meaco Deluxe 202 Humidifier and Air Purifier — Choose the Meaco instead if you want humidifying and HEPA purification in one machine at the same indicative £99.99, and accept ongoing filter costs.
Is it worth it? From ~£99.99 (Levoit UK, as of September 2026), indicative; mid-range money for warm and cool mist, a 6L tank and full smart control.
Meaco Deluxe 202 Humidifier and Air Purifier
Why we recommend it
The best pick when you want cleaner and moister air from a single, well-supported machine.
Combines humidifying with a HEPA and carbon air-purifier stage in one machine
Large 5.3L tank, adjustable humidistat and coverage for rooms up to ~65m²
2-year warranty extendable to 5, plus a solid UK support reputation
Trade-off: HEPA and limescale filters are an ongoing replacement cost
Why it ranks here
It ranks second as the 2-in-1 pick: an ultrasonic humidifier with 300ml/hr cool or up to 400ml/hr warm mist (per Meaco), a 5.3L tank, an adjustable humidistat and stated coverage up to around 65m², combined with a HEPA, carbon and ioniser stage. Meaco states a 2-year warranty extendable to 5 and has a solid UK support reputation. It sits below the LV600S because the filters are an ongoing cost if humidity is all you need.
Buy it if
- You want humidifying and air filtration from a single machine
- You want a humidistat to hold a set humidity in a larger room
Skip it if
- You only need a small bedside or nursery unit; it is bulkier than that job needs
- You do not want to budget for replacement HEPA and limescale filters
Where it wins
- Humidifies and purifies, versus the Dyson's far higher indicative price (£99.99 vs around £550)
- Stated coverage up to around 65m² and a 2-year warranty extendable to 5
Where it loses
- No cooling fan; the Dyson is a 3-in-1 that also cools
- No app or voice control listed, versus the Dyson's MyDyson app, voice control and automatic air sensing
Closest alternative: Dyson Purifier Humidify+Cool PH2 De-NOx — Choose the Dyson instead if you want a premium 3-in-1 that also cools, with app control, and are willing to spend around £450 or more extra.
Is it worth it? From ~£99.99 (Meaco, as of September 2026), indicative; the same money as the LV600S, with part of it going on a purifier stage. Budget for replacement HEPA and limescale filters.
Dyson Purifier Humidify+Cool PH2 De-NOx
Why we recommend it
Superb as a do-it-all air-treatment machine; poor value if all you want is humidity.
Genuine 3-in-1: purifies, humidifies and cools, with Dyson's most advanced filtration to date
App and voice control, automatic sensing and a design and build well ahead of the rest of the field
Trade-off: By far the most expensive here, and overkill if you only need to add moisture
Why it ranks here
It is the premium 3-in-1: it purifies, humidifies and cools through a bladeless fan, with K-Carbon and HEPA filtration that Dyson states captures 99.95% of particles down to 0.1 microns, a 5L tank Dyson rates for up to around 36 hours of humidification, MyDyson app and voice control and automatic air sensing. It is Dyson's current PH05 model. It ranks third because, at around £550 or more, it is poor value if you only want humidity.
Buy it if
- You want one machine to purify, humidify and cool across the year
- Design, app control and automatic sensing matter to you and budget is not tight
Skip it if
- You only need to add moisture to a room
- You do not want ongoing filter costs and deep-clean cycles
Where it wins
- Adds a cooling fan, making it a 3-in-1 rather than a 2-in-1
- MyDyson app, voice control and automatic air sensing
Where it loses
- Around £450 or more dearer than the Meaco at indicative prices (from ~£550 vs £99.99)
- Smaller stated tank (5L vs 5.3L)
Closest alternative: Meaco Deluxe 202 Humidifier and Air Purifier — Choose the Meaco if you want humidifying plus HEPA filtration without the cooling fan, for a fraction of the price.
Is it worth it? From ~£550 (RRP ~£700, as of September 2026), indicative and varying by retailer; you pay for three appliances in one, plus ongoing filter costs.
Levoit Classic 160 Ultrasonic Cool Mist Humidifier
Why we recommend it
The best low-cost option for small rooms where simplicity beats features.
Very affordable and genuinely easy to fill (top-fill) and clean
Quiet (26dB, lights off, per Levoit) with auto shut-off — well suited to nurseries and small bedrooms
Trade-off: Small 2.5L tank and limited capacity — not for large open-plan rooms
Why it ranks here
It is the budget and small-room pick at around £40: an ultrasonic cool-mist unit with a top-fill 2.5L tank that is easy to fill and clean, up to around 25 hours on low per Levoit, auto shut-off and a stated 26dB with its lights off. It ranks fourth because its small tank limits it to small rooms and it has no warm mist, humidistat or smart features.
Buy it if
- You want a simple, low-cost humidifier for a small bedroom or nursery
- Easy top-filling and cleaning matter more to you than features
Skip it if
- You need to humidify a large or open-plan room
- You want warm mist, a humidistat or app control
Where it wins
- Around £60 cheaper than the LV600S at indicative prices (£39.99 vs £99.99)
- Compact top-fill design with auto shut-off and a stated 26dB with lights off
Where it loses
- 2.5L tank versus 6L, so more frequent refills and a smaller room
- No warm mist, auto humidity sensor or smart control
Closest alternative: Levoit LV600S Smart Hybrid Ultrasonic Humidifier — Step up to the LV600S if you need a bigger tank, warm mist and automatic humidity control for around £60 more.
Is it worth it? From ~£39.99 (Levoit UK, as of September 2026), indicative; the lowest price here, for small rooms only.
Vicks VH750 Warm Mist Humidifier
Why we recommend it
The warm-mist specialist, for when you want warm steam and VapoPad scent rather than all-round humidifying.
Warm steam (Vicks says up to 95% bacteria-free) plus VapoPad scent-pad support
Simple two-level operation with a night light and washable filter, backed by a 2-year guarantee
Trade-off: Warm mist uses more energy and the water gets hot — less child-safe than cool mist
Why it ranks here
It is the dedicated warm-mist pick at around £58: it heats the water to produce steam, takes Vicks VapoPad scent pads, and has two output levels, a visible tank, a night light, a washable filter and a 2-year guarantee. It ranks fifth because it uses more energy than cool mist, the water gets hot, and it has no humidistat or smart control.
Buy it if
- You specifically want warm mist and simple two-level controls
- You like the option of VapoPad scent pads and a night light
Skip it if
- You want to set and hold a target humidity automatically
- The unit will sit where children could reach it; the water gets hot
Where it wins
- Around £42 cheaper than the LV600S at indicative prices (£58 vs £99.99)
- Stated 2-year guarantee and VapoPad compatibility
Where it loses
- Warm mist only, versus the LV600S's choice of warm or cool
- No humidistat, auto humidity sensor or app control
Closest alternative: Levoit LV600S Smart Hybrid Ultrasonic Humidifier — Choose the LV600S if you want warm mist alongside a cool option, a 6L tank and automatic humidity control for around £42 more.
Is it worth it? From ~£58 (Argos, as of September 2026), indicative; a mid-low price for warm mist, with a higher running cost than cool mist because it heats the water.
What matters when you’re choosing
The factors that make the difference here — and how to weigh them.
- Room size and tank capacityMatters most
- A bigger tank means fewer refills and suits larger rooms. Stated tanks run from 2.5L on the Levoit Classic 160, sized for small rooms and nurseries, to 6L on the Levoit LV600S. The Meaco Deluxe 202 has a 5.3L tank and Meaco states coverage of up to around 65m²; the Dyson holds 5L. Runtime figures are quoted at the lowest setting, so expect fewer hours on higher output.
- Warm, cool or hybrid mistMatters most
- Cool-mist ultrasonic units like the Levoit Classic 160 tend to use less energy and the water is not heated, but on hard tap water they can scatter fine mineral 'white dust'. Warm-mist units like the Vicks VH750 heat the water first, which uses more energy and means the tank gets hot, worth weighing if children are around. The LV600S and Meaco Deluxe 202 offer both warm and cool mist.
- Holding a target humidityWorth weighing
- Guidance such as Which?'s generally points to roughly 40–60% relative humidity for a comfortable room; much above 60% in cooler UK homes raises the risk of condensation and mould. A humidistat (the Meaco) or auto humidity sensor (the LV600S and the Dyson's automatic sensing) can hold a level for you. The Classic 160 and Vicks VH750 have no humidistat, so a cheap hygrometer helps you avoid overdoing it.
- Humidify only, or purify tooWorth weighing
- If you only want to add moisture, a dedicated humidifier is the cheaper route. The Meaco adds a HEPA, carbon and ioniser stage that Meaco states retains 97.3% of particles at 0.3 microns, and the Dyson adds K-Carbon and HEPA filtration that Dyson states captures 99.95% of particles down to 0.1 microns, plus a cooling fan. These are maker-stated filter specifications, and both add replacement-filter costs.
- Cleaning and descalingMatters most
- Humidifiers need regular cleaning, because standing water can harbour bacteria and limescale. A realistic routine is a rinse and wipe every few days and a proper descale weekly, more often with heavy use, following the maker's instructions. Distilled or filtered water reduces white dust and scale on ultrasonic units. Top-fill designs like the Classic 160 are easier to fill and clean, while the Meaco's HEPA and limescale filters and the Dyson's filters and deep-clean cycles add running cost.
- Noise in bedroomsWorth weighing
- If the unit will run overnight, check the stated noise level. Levoit quotes under 28dB for the LV600S in sleep mode and 26dB for the Classic 160 with its lights off. These are maker figures rather than measurements, and reviewers rate the LV600S's sleep mode well for bedrooms.
How to choose
Want one capable humidifier for a medium or large room?
Choose the Levoit LV600S: warm or cool mist, a 6L tank, app and voice control and an auto humidity mode for an indicative £99.99. Plan to descale it regularly, especially in a hard-water area.
Want cleaner air as well as more humid air?
The Meaco Deluxe 202 pairs humidifying with a HEPA and carbon purifier stage for the same indicative £99.99, with a 2-year warranty extendable to 5. If budget is not a constraint and you also want a cooling fan and app control, the Dyson PH2 De-NOx does all three for around £550–£700, but it is poor value if you only need humidity.
Just need a small bedroom or nursery unit?
The Levoit Classic 160 is the simple, low-cost option at around £40: top-fill, a 2.5L tank, auto shut-off and a stated 26dB with the lights off. It is not built for large open-plan rooms and has no humidistat.
Prefer warm mist on a modest budget?
The Vicks VH750 is a straightforward warm-mist unit at around £58, with two output levels, a night light, a washable filter and a 2-year guarantee. It uses more energy than cool mist, the water gets hot, and there is no humidistat, so keep an eye on room humidity.
How we ranked this list
Our ranking draws on manufacturer specifications, current indicative pricing checked across UK retailers in September 2026, independent expert reviews (including Which? and RTINGS) and aggregated customer feedback, combined with our editorial judgement. We have not tested these units ourselves; prices are indicative and change, so confirm the latest figure with the retailer before buying.
Prices and availability last checked September 2026; these change, so confirm current details with the provider before buying.
Read our full ranking methodWhy you can trust WATTB
Independent & unbiased
We rank on merit. Commercial links never change which picks make a guide or where they rank.
In-depth research
Official information, specifications and aggregated expert and user reviews — compared, not guessed.
Clear pros & cons
Every pick gets its real advantages and at least one honest trade-off, so you can weigh it.
Transparent sourcing
We show how we rank and the sources behind each guide, and re-check them as things change.
Frequently asked questions
What is the best humidifier in the UK right now?
For most homes we rank the Levoit LV600S first: it is a hybrid unit that does both warm and cool mist, has a large 6L tank for large rooms and adds full app and voice control at an indicative £99.99. If you also want HEPA air filtration, the Meaco Deluxe 202 is our top 2-in-1 because it pairs humidifying with a HEPA air purifier for the same sort of money, and the Dyson PH2 De-NOx is the premium three-in-one if budget is no object.
How much do humidifiers cost in the UK?
Expect roughly £40 for a simple small-room cool-mist unit like the Levoit Classic 160, around £58 for a warm-mist model such as the Vicks VH750, and about £100 for a capable smart or 2-in-1 unit like the Levoit LV600S or Meaco Deluxe 202. Premium 3-in-1 machines that also purify and cool, such as the Dyson PH2 De-NOx, run to around £550–£700 depending on retailer. All prices are indicative and change — check the retailer (checked September 2026).
What is the ideal humidity level for a home?
Most guidance suggests keeping indoor relative humidity in roughly the 40–60% range. Below about 30% the air feels dry and static builds up; above about 60% you risk condensation and mould in cooler UK homes. A model with a built-in humidistat (like the Meaco Deluxe 202) or an auto sensor (the Levoit smart units) will hold a target level for you, and a cheap hygrometer lets you check the room.
Warm mist or cool mist humidifier: which is better?
Neither is universally better; it depends on your priority. Cool-mist ultrasonic units (the Levoit models) are energy-efficient and run cool because the water is not heated, but can leave 'white dust' in hard-water areas. Warm-mist units (the Vicks VH750) boil the water first, which Vicks says reduces bacteria, but they use more energy and the water gets hot, so keep them out of children's reach. Hybrid units like the LV600S let you switch between the two.
How often should you clean a humidifier, and what is white dust?
All humidifiers need regular cleaning to stay hygienic — realistically a quick rinse and wipe every few days and a proper descale weekly, more often with heavy use, since standing water can harbour bacteria and limescale. 'White dust' is the fine mineral residue ultrasonic cool-mist units (the Levoit models) can scatter when run on hard tap water; using distilled or filtered water and descaling regularly largely prevents it. Warm-mist units like the Vicks boil the water, which reduces bacteria but still leaves scale in the tank to clean, while the Meaco's replaceable HEPA and limescale filters are an added upkeep cost. Always follow the manufacturer's cleaning instructions for your specific model.
What the evidence shows
Rankings draw on manufacturer specifications and pricing (Levoit UK, Meaco, Dyson UK), Argos's retailer listing for the Vicks VH750, Which?'s expert buying guidance and RTINGS.com's published humidifier reviews. Tank sizes, runtimes, mist output, noise and filtration figures are maker-stated; this guide is based on published sources, not WATTB testing.
Limitations
- Prices are indicative, checked in September 2026, and change often; the Dyson in particular ranges from around £550 to its ~£700 RRP depending on retailer.
- None of these humidifiers has been tested by WATTB: runtimes are quoted at the lowest setting, noise and filtration figures are manufacturer claims, and real-world output varies with room size, water hardness and settings.
Sources & further reading
7The information and claims in this guide draw on the references below. We check these when a guide is published or updated.
- Product informationPrimary source
Levoit LV600S Smart Hybrid Ultrasonic Humidifier (UK) (opens in a new tab) — Levoit UK
Supports: LV600S UK price (£99.99), 6L tank, up to 50h runtime, warm+cool mist, VeSync/Alexa/Google control and under-28dB sleep-mode noise
- Product informationPrimary source
Meaco Deluxe 202 Humidifier and Air Purifier (opens in a new tab) — Meaco
Supports: Meaco Deluxe 202 price (£99.99), 5.3L tank, 300/400 ml/hr mist output, HEPA retaining 97.3% of particles at 0.3 microns, 65m² coverage and 2-year (extendable to 5) warranty
- Product informationPrimary source
Dyson Purifier Humidify+Cool PH2 De-NOx (opens in a new tab) — Dyson UK
Supports: PH2 De-NOx (PH05) current-model status, K-Carbon+HEPA filtration (99.95% to 0.1 micron, more NO₂), 5L tank and up to ~36h hygienic humidification
- Product informationPrimary source
Levoit Classic 160 Humidifier (UK) (opens in a new tab) — Levoit UK
Supports: Classic 160 price (£39.99), 2.5L tank, up to 25h runtime on low, 26dB running and cool-mist top-fill design
- Customer & expert reviews
Best humidifiers: expert buying advice (opens in a new tab) — Which?
Supports: Independent expert buying guidance on humidifier types, noise, running costs and target humidity
- Customer & expert reviews
The Best Humidifiers (opens in a new tab) — RTINGS.com
Supports: Independent lab-style reviews of humidifier performance, coverage and ease of cleaning
- Pricing
Vicks VH750 Warm Mist Humidifier (opens in a new tab) — Argos
Supports: Vicks VH750 UK availability, indicative price (~£58), warm-mist operation, up-to-95%-bacteria-free claim, VapoPad support, night light, washable filter and 2-year guarantee
Related guides
Stay in the loop
Get the best new shortlists
A couple of times a month. No spam, unsubscribe any time.
By subscribing you agree to receive the WhatAreTheTop.Best newsletter by email. Unsubscribe any time. Privacy