Updated September 30, 2026 · SmartHomeCue Editorial Team
Devola vs Dr.Prepare
What sets them apart
| Compare | Devola ReviewSee alternativesSee alternatives |  Dr.Prepare |
|---|---|---|
| Reference models | DV12L, DV20L, DV25L | DAP02 HEPA Air Purifier, DAP01 HEPA Air Purifier with Pet Mode, DAP03H HEPA Air Purifier, DR.PREPARE 38 Pints Home Dehumidifier |
| Price from | £53.96 | $19.99 |
| Clean air delivery rate (m³/h) | 180 | 300Higher |
| Quietest noise level (dB) | 36 | 20Lower |
| Extraction per day (l/day) | 12 to 25Higher | 17.98 |
| Extraction test conditions | operating range 5-35 degrees C, extraction quoted in temperatures as low as 5 degrees | 95F, RH 90% |
| Water tank (l) | 4Higher | 2 |
| Power use (W) | 378 | 200Lower |
| Warranty | 2 yearsHigher | 1 year |
| Markets | GB | US |
| Room size (m²) | Not confirmed | 278.7 |
Same on both: Mobile app (Yes).
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Key differences
- Dr.Prepare scores higher overall: 9.2 vs 9.0.
- Clean air delivery rate (m³/h) is higher at Dr.Prepare: 300 vs 180.
- Quietest noise level (dB) is lower at Dr.Prepare: 20 vs 36.
- Extraction per day (l/day) is higher at Devola: 12 to 25 vs 17.98.
- Water tank (l) is higher at Devola: 4 vs 2.
- Power use (W) is lower at Dr.Prepare: 200 vs 378.
- Warranty is higher at Devola: 2 years vs 1 year.
- Support channels: only Devola offers Phone, Chat.
- Founded is lower at Devola: 2008 vs 2018.
- Markets: only Devola offers GB.
Our verdict on each
Devola
Devola suits UK households that want drying and air cleaning from a single brand without paying flagship prices, and its spread of purifiers, dehumidifiers and fans makes it easy to start small. Entry sits at £53.96, with a 2 year warranty behind the units.
Dr.Prepare
Dr.Prepare suits US buyers on a budget who want purifier, dehumidifier and fan products from a single seller, with entry pricing of $19.99 that ranks 2 of 76 brands. Warranty cover of 1 year and email-led support keep it a value pick rather than a long term choice.
Score breakdown
| Area | Devola | Dr.Prepare |
|---|---|---|
| Cost | 9.2Entry price of £53.96 undercuts the €127.49 typical across brands tracked here, which is where the cost score comes from. | 10.0HigherA $19.99 starting point puts the brand at 2 of 76 on entry price. |
| Offer | 8.8Purifiers, dehumidifiers and fans (purifier, dehumidifier and fan) with hepa h13 and carbon filters, a mobile app and a 2 year warranty in one range. | 8.8purifier, dehumidifier and fan span purifier, dehumidifier and fan, with 300 m³/h clean air delivery, a mobile app and 1 year cover. |
| Trust | 9.0HigherSold by Love Shopping Direct Limited in GB since 2008, with support through email, phone and chat behind it. | 8.3Founded in 2018, support runs on email and help centre and the stated market is US. |
Pick Devola if, pick Dr.Prepare if
Pick Devola if trust, extraction per day (l/day), water tank (l), and warranty matter most.
Pick Dr.Prepare if cost, clean air delivery rate (m³/h), quietest noise level (db), and power use (w) matter most.
Where they rank in our lists
| Ranking | Devola | Dr.Prepare |
|---|---|---|
| Air purifiers | 26 of 55 | 2 of 55 |
| Dehumidifiers | 14 of 27 | 3 of 27 |
Availability and regulation
| Country | Devola | Dr.Prepare |
|---|---|---|
| Headquarters | United Kingdom | Not confirmed |
Additional countries for Devola: 1. Additional countries for Dr.Prepare: 1.
By the numbers
| Fact | Devola | Dr.Prepare |
|---|---|---|
| Clean air delivery rate (m³/h) | 180 | 300 |
| Quietest noise level (dB) | 36 | 20 |
| Extraction per day (l/day) | 12 to 25 | 17.98 |
| Water tank (l) | 4 | 2 |
| Power use (W) | 378 | 200 |
| Warranty | 2 years | 1 year |
Also worth a look
Coolblue Belgium has water tank (l) at 6, against 4 for Devola and 2 for Dr.Prepare.
Coolblue Belgium reviewEvery fact side by side
| Fact | Devola | Dr.Prepare |
|---|---|---|
| Products | Purifier, Dehumidifier, Fan | Purifier, Dehumidifier, Fan |
| Filter types | Hepa h13, Carbon | Hepa h13, Carbon |
| Legal entity | Love Shopping Direct Limited | Not confirmed |
| Headquarters | United Kingdom | Not confirmed |
| Founded | 2008Lower | 2018 |
| Support channels | Email, Phone, Chat, Help centreCovers more | Email, Help centre |
Home appliances
| Fact | Devola | Dr.Prepare |
|---|---|---|
| Capacity | Not confirmed | 40L |
| Dimensions | Not confirmed | 69.2 x 45.3 x 45 cm |
Where each stands against the rest
| Fact | Devola | Dr.Prepare | Median |
|---|---|---|---|
| Clean air delivery rate (m³/h) | 180lowest quarter | 300below the median | 424.925 |
| Room size (m²) | Not confirmed | 278.7highest quarter | 124 |
| Quietest noise level (dB) | 36above the median | 20lowest quarter | 25 |
| Extraction per day (l/day) | 12 to 25above the median | 17.98lowest quarter | 23.66 |
| Water tank (l) | 4at the median | 2lowest quarter | 4 |
| Power use (W) | 378highest quarter | 200above the median | 46 |
Median across 65 listed brands.
Pros and cons
Devola
Pros
- Entry price of £53.96 sits under the €127.49 that most brands in this comparison start at, so the range is an approachable first air treatment purchase.
- Purifiers, dehumidifiers and fans sit in the same range (purifier, dehumidifier and fan), where Clarifion lists purifiers only (purifier).
- Support runs through email, phone and chat, so help is available by phone and live chat as well as by email.
Cons
- Clean air delivery of 180 m³/h is modest, so a large open-plan room needs more than a single unit.
- Power draw of 378 W on the compressor models is high, so a room left running day and night adds to the electricity bill.
- A 4-litre water tank means repeated emptying in a house that stays damp.
Dr.Prepare
Pros
- Entry pricing of $19.99 ranks 2 of 76 brands on starting price, so the floor is hard to undercut.
- A single seller covers purifier, dehumidifier and fan, and the reference range pairs HEPA purifier models with a home dehumidifier.
- The HEPA purifier with pet mode pairs 300 m³/h of clean air delivery with rated coverage of 278.7 m² and a noise floor of 20 dB.
Cons
- Warranty cover on the purifier line is 1 year, which is short for a machine expected to run for years.
- Support runs on email and help centre only, so anyone with a fault will be writing in rather than calling.
- Clean air delivery of 300 m³/h ranks 32 of 47 brands, well below the mid-range purifiers here.
Who each suits
Devola
Who it suits
- UK households dealing with damp and mould risk who want drying and filtration from a single brand at a low starting price.
- Renters and owner occupiers who need a quiet background machine, given a noise floor of 36 dB.
- Shoppers who want app control and phone support without stepping up to a premium purifier.
Who should look elsewhere
- Anyone chasing strong airflow for a large room should weigh Vornado Air instead, since clean air delivery of 180 m³/h is modest.
- Buyers outside GB should look for a locally supported brand, as Devola's support and returns run through a UK operation.
- Shoppers who want humidification in the same range should pick Vornado Air, which lists humidifiers alongside purifiers and fans (purifier, humidifier and fan).
Dr.Prepare
Who it suits
- US households wanting a purifier or dehumidifier at a low entry price
- Renters and new buyers who will swap filters rather than run a machine for years
- Shoppers who want a single seller for purifier, dehumidifier and fan products
Who should look elsewhere
- Shoppers who want a humidifier in the same basket, since Vornado Air lists purifier, humidifier and fan and Dr.Prepare does not
- Buyers who need a phone line, since Dr.Prepare support runs on email and help centre only
- Buyers after a purifier only specialist, since Clarifion lists purifier while Dr.Prepare spreads across purifier, dehumidifier and fan
Current offers
Devola
Current offer
Discount code
5% off all products for newsletter subscribers: 5%
Subscribe to the Devola newsletter by email; code issued on signup
Source, checked September 30, 2026
Dr.Prepare
Current offer
Discount code
5% first-order discount for new members: 5%
Code WELCOME5, new members only, can be used once
Source, checked September 30, 2026
Country by country
| Country | Devola | Dr.Prepare |
|---|---|---|
| United Kingdom | Yes | No |
| United States | No | Yes |
Questions about each
Devola
How much does a Devola machine cost?+
Devola publishes a single entry price of £53.96 for the range, and that is the figure to hold against the €127.49 that brands in this category typically start at. Because the range covers purifier, dehumidifier and fan, the same brand can cover a first purchase and a later replacement. Pricing is per unit rather than tiered, so there is a clear step between the cheapest machine and the compressor models.
What does it cost to keep running?+
The running cost sits in two places: the filters, listed as hepa h13 and carbon, and electricity. The compressor dehumidifiers draw 378 W, so a unit left on in a persistently damp room is the main ongoing expense to plan for. A 2 year warranty covers the machine itself, which takes some of the risk out of the early months.
Dr.Prepare
How much does a Dr.Prepare air purifier cost?+
Purifiers start at $19.99. That entry point ranks 2 of 76 brands compared on starting price, which makes Dr.Prepare among the cheapest routes into a HEPA purifier. The reference range covers several HEPA purifier models, including a pet mode variant for homes with pets.
What warranty comes with a Dr.Prepare purifier?+
Warranty cover on the purifier line is 1 year. That is short next to the multi-year terms offered on some premium machines, so buyers who plan to run a purifier for a long stretch should assume a replacement cost outside the warranty period.