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Medify Air MA-40 Review | 46 Data compared

Avg. price: ~£70
Max. CADR: 380 m³/h
Maximum room area: 148.6 m²
Maximum noise level: 66 dB
HEPA filter: yes
Weight: 7.03 kg

Medify Air MA-40 review. Compare 46 technical specifications and user reviews to see how this product ranks in the Air Purifiers category and whether it is worth buying.

7.7

Very good

7.3

Very good

9.4

Exceptional

6.0
Bedroom use
Score components:
35.0%
1.0
Maximum noise level
30.0%
10
Night mode
20.0%
10
Maximum room area
15.0%
4.0
Weight
8.6
Allergy relief
Score components:
35.0%
8.5
Max. CADR
30.0%
10
HEPA filter
20.0%
10
Number of filtration stages
15.0%
4.0
Washable prefilter
8.7
Smoke removal
Score components:
35.0%
10
Activated carbon filter
30.0%
8.5
Max. CADR
20.0%
10
Number of filtration stages
15.0%
4.0
Air quality indicator

Best prices in UK

Best rankings

#5 in Best Air Purifiers for Dust
#23 in Best Air Purifiers for Smoke
#23 in Best Air Purifiers with HEPA Filters
#24 in Best Air Purifiers
#24 in Best Air Purifiers for Mold
#24 in Best Air Purifiers for Pets
#96 in Best Air Purifiers for Bedrooms

Verdict

The Medify Air MA-40 is a freestanding, 68-watt air purifier engineered to clean large spaces, delivering a Clean Air Delivery Rate (CADR) of up to 406 m³/h (239 CFM for smoke) and covering 896 square feet every 30 minutes. It features a 3-level filtration system consisting of a mesh pre-filter, an H13 True HEPA filter that removes 99.9% of particles down to 0.1 microns, and an active carbon composite filter for gas and odour removal. Main characteristics and pros include a premium tempered glass touch control panel, 3 fan speeds plus a dimmed sleep mode, an 8-hour timer, a child lock, an optional ozone-free ionizer, and a limited lifetime warranty. However, notable cons include high annual filter replacement costs, relatively loud operation on its maximum fan speed (reaching up to 53.3 dBA to 66 dBA), and a lack of smart features like Wi-Fi, Bluetooth, or mobile app compatibility.

Technical Specifications of air purifier Medify Air MA-40

Overall score

7.7

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Popularity

What it is: An indicator based on the number of reviews received by products in the Air Purifiers category.

When it matters: When you prefer products in the Air Purifiers category that have been chosen and reviewed by many other buyers.

Performance

7.4

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Power

What it is: The electrical power consumption of the air purifier during operation, measured in watts (W).

When it matters: Helpful for estimating long-term electricity costs, particularly when running the unit continuously day and night.

Importance: HIGH

Max. CADR

What it is: The Clean Air Delivery Rate (CADR), measuring the volume of purified air delivered per hour in cubic metres.

When it matters: Crucial for determining how rapidly the purifier circulates and cleans room air, especially for severe allergies or larger spaces.

Importance: HIGH

Maximum room area

What it is: The maximum recommended floor area (in square metres) that the air purifier can effectively treat.

When it matters: Essential for matching the purifier's airflow capacity to your room size so all air is filtered thoroughly.

Importance: HIGH

N. of speeds

What it is: The number of manual airflow speed levels available to choose on the air purifier.

When it matters: Provides flexible control between whisper-quiet low speeds for sleeping and powerful high speeds for fast room clearing.

Importance: MEDIUM

Maximum noise level

What it is: The sound level emitted by the air purifier when running at its highest fan speed, measured in decibels (dB).

When it matters: Important if you plan to use the purifier in bedrooms, nurseries, or home offices where loud fan noise causes disturbance.

Importance: HIGH

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Features

7.4

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Air quality indicator

What it is: An optical or laser sensor system displaying real-time indoor pollution levels via color rings or numerical values.

When it matters: Provides immediate visual feedback on air cleanliness and confirms that the purifier is working effectively.

Importance: MEDIUM

Continuous purification

What it is: Engineered motor and filter architecture designed for safe, uninterrupted 24/7 operation without thermal degradation.

When it matters: Essential for maintaining permanently low allergen and dust concentrations in polluted urban areas or high-pollen seasons.

Importance: LOW

?

Auto mode

What it is: An intelligent operating mode that automatically increases or decreases fan speed based on live sensor pollution readings.

When it matters: Maximizes convenience and saves electricity by running quietly on low speed and ramping up only when pollution is detected.

Importance: MEDIUM

Timer

What it is: A programmable shut-off countdown timer that turns off the air purifier automatically after a set number of hours.

When it matters: Convenient for running the unit for a specific duration before leaving home or going to bed without wasting electricity.

Importance: LOW

Maximum timer

What it is: The longest selectable countdown duration available on the air purifier's timer, expressed in hours.

When it matters: Relevant if you prefer setting extended automated operating cycles, such as a full 8-hour workday or 12-hour overnight window.

Importance: LOW

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Design

6.3

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Color

What it is: The primary exterior color and aesthetic finish of the air purifier housing.

When it matters: Important for ensuring the appliance blends harmoniously into your room decor and furniture style.

Importance: LOW

white, black

Material

What it is: The primary manufacturing material used for the outer casing, such as ABS plastic, polycarbonate, or aluminum.

When it matters: Influences structural rigidity, scratch resistance, premium appearance, and ease of wiping clean.

Importance: LOW

plastic

Display

What it is: An integrated digital screen showing active fan speed, particulate pollution numbers, filter health, and active timers.

When it matters: Enables quick visual checks of air metrics and purifier settings directly on the device without picking up your phone.

Importance: LOW

Display position

What it is: The physical placement of the display screen on the body of the air purifier (e.g., top panel or front facade).

When it matters: Affects viewing convenience: top displays are easiest to read while standing, while front displays are visible from across the room.

Importance: LOW

top

Control type

What it is: The user interface mechanism for operating the device, such as capacitive touch keys, push buttons, or rotary dials.

When it matters: Determines tactile responsiveness, ease of operation in dark rooms, and durability over years of regular use.

Importance: LOW

touch

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Medify Air MA-40 vs the average air purifier

Why is Medify Air MA-40 better than the average air purifier?

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99.6 m² larger room area
Medify Air MA-40 covers a larger room area than the average air purifier (148.6 m² vs 49 m²).
What it is: The maximum recommended floor area (in square metres) that the air purifier can effectively treat.
When it matters: Essential for matching the purifier's airflow capacity to your room size so all air is filtered thoroughly.
Importance: HIGH
Medify Air MA-40 covers a larger room area than the average air purifier (148.6 m² vs 49 m²).148.6 m² vs 49 m²
58.3% higher CADR
Medify Air MA-40 provides a higher clean air delivery rate than the average air purifier (380 m³/h vs 240 m³/h).
What it is: The Clean Air Delivery Rate (CADR), measuring the volume of purified air delivered per hour in cubic metres.
When it matters: Crucial for determining how rapidly the purifier circulates and cleans room air, especially for severe allergies or larger spaces.
Importance: HIGH
Medify Air MA-40 provides a higher clean air delivery rate than the average air purifier (380 m³/h vs 240 m³/h).380 m³/h vs 240 m³/h
Higher Manufacturer warranty
Medify Air MA-40 offers higher Manufacturer warranty than the average air purifier (99 years vs $$$).
Lifetime coverage requires registration and regular replacement with genuine filters.
What it is: This attribute shows the air purifier's manufacturer warranty.
When it matters: It matters if longer manufacturer coverage is important to you.
Importance: MEDIUM
Medify Air MA-40 offers higher Manufacturer warranty than the average air purifier (99 years vs $$$).99 years vs 2 years
1 more filtration stage
Medify Air MA-40 features more filtration stages than the average air purifier (4 vs 3).
What it is: The total number of specialized filter barriers (e.g., pre-filter, HEPA, activated carbon) air flows through inside the unit.
When it matters: More filtration stages ensure that coarse hair, fine dust allergens, and gaseous odors are captured by dedicated, purpose-built layers.
Importance: MEDIUM
Medify Air MA-40 features more filtration stages than the average air purifier (4 vs 3).4 vs 3
30.5 W higher power
Medify Air MA-40 has a higher power output than the average air purifier (68 W vs 37.5 W).
What it is: The electrical power consumption of the air purifier during operation, measured in watts (W).
When it matters: Helpful for estimating long-term electricity costs, particularly when running the unit continuously day and night.
Importance: HIGH
Medify Air MA-40 has a higher power output than the average air purifier (68 W vs 37.5 W).68 W vs 37.5 W
Has a child lock
Medify Air MA-40 has a child lock; the average air purifier does not.
What it is: A safety lock feature that disables the on-device control panel buttons to prevent unintended changes.
When it matters: Essential in households with curious toddlers or pets who might accidentally switch off the purifier or alter speed settings.
Importance: MEDIUM
Medify Air MA-40 has a child lock; the average air purifier does not.
Has an ionizer
Medify Air MA-40 has an ionizer; the average air purifier does not.
What it is: An auxiliary electronic feature releasing negative ions that attach to airborne particles, causing them to clump and settle faster.
When it matters: Acts as a supplementary cleaning boost for fine dust, though buyers sensitive to ozone should ensure it can be toggled off.
Importance: LOW
Medify Air MA-40 has an ionizer; the average air purifier does not.
Has a handle
Medify Air MA-40 has a handle; the average air purifier does not.
What it is: An integrated carry handle or recessed hand grip built into the chassis for lifting.
When it matters: Makes transporting the air purifier between bedrooms, living areas, or up and down stairs safer and effortless.
Importance: LOW
Medify Air MA-40 has a handle; the average air purifier does not.
99.6 m² larger room area
Medify Air MA-40 covers a larger room area than the average air purifier (148.6 m² vs 49 m²).
58.3% higher CADR
Medify Air MA-40 provides a higher clean air delivery rate than the average air purifier (380 m³/h vs 240 m³/h).
Higher Manufacturer warranty
Medify Air MA-40 offers higher Manufacturer warranty than the average air purifier (99 years vs $$$).
30.5 W higher power
Medify Air MA-40 has a higher power output than the average air purifier (68 W vs 37.5 W).
1 more filtration stage
Medify Air MA-40 features more filtration stages than the average air purifier (4 vs 3).
Has a child lock
Medify Air MA-40 has a child lock; the average air purifier does not.
Has an ionizer
Medify Air MA-40 has an ionizer; the average air purifier does not.
Has a handle
Medify Air MA-40 has a handle; the average air purifier does not.
0.1 m longer power cord
Medify Air MA-40 features a longer power cord than the average air purifier (1.9 m vs 1.8 m).
2.15 cm narrower width
Medify Air MA-40 is narrower than the average air purifier (25.2 cm vs 27.3 cm).

Why is Medify Air MA-40 worse than the average air purifier?

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13 dB higher maximum noise level
Medify Air MA-40 runs louder at maximum speed than the average air purifier (66 dB vs 53 dB).
No air-quality indicator
Medify Air MA-40 does not have an air-quality indicator; the average air purifier does.
No auto mode
Medify Air MA-40 does not have auto mode; the average air purifier does.
No washable prefilter
Medify Air MA-40 does not have a washable prefilter; the average air purifier does.
0.07 % percentage points lower bacteria elimination
Medify Air MA-40 achieves lower certified bacteria elimination than the average air purifier (99.9% vs 99.97%).
53.8% higher weight
Medify Air MA-40 is heavier than the average air purifier (7 kg vs 4.57 kg).
5.69 cm greater depth
Medify Air MA-40 is deeper than the average air purifier (27.7 cm vs 22 cm).
5.88 cm taller height
Medify Air MA-40 is taller than the average air purifier (55.9 cm vs 50 cm).
7658 cm³ larger external volume
Medify Air MA-40 has a larger overall volume than the average air purifier (38915 cm³ vs 31257.025 cm³).
No air-quality indicator
Medify Air MA-40 does not have an air-quality indicator; the average air purifier does.
What it is: An optical or laser sensor system displaying real-time indoor pollution levels via color rings or numerical values.
When it matters: Provides immediate visual feedback on air cleanliness and confirms that the purifier is working effectively.
Importance: MEDIUM
Medify Air MA-40 does not have an air-quality indicator; the average air purifier does.
No auto mode
Medify Air MA-40 does not have auto mode; the average air purifier does.
What it is: An intelligent operating mode that automatically increases or decreases fan speed based on live sensor pollution readings.
When it matters: Maximizes convenience and saves electricity by running quietly on low speed and ramping up only when pollution is detected.
Importance: MEDIUM
Medify Air MA-40 does not have auto mode; the average air purifier does.
13 dB higher maximum noise level
Medify Air MA-40 runs louder at maximum speed than the average air purifier (66 dB vs 53 dB).
What it is: The sound level emitted by the air purifier when running at its highest fan speed, measured in decibels (dB).
When it matters: Important if you plan to use the purifier in bedrooms, nurseries, or home offices where loud fan noise causes disturbance.
Importance: HIGH
Medify Air MA-40 runs louder at maximum speed than the average air purifier (66 dB vs 53 dB).66 dB vs 53 dB
No washable prefilter
Medify Air MA-40 does not have a washable prefilter; the average air purifier does.
What it is: A reusable outer mesh screen that traps hair, pet fur, and coarse dust, and can be rinsed clean under running water.
When it matters: Substantially extends the lifespan of expensive inner HEPA and carbon filters by stopping large debris from clogging them.
Importance: MEDIUM
Medify Air MA-40 does not have a washable prefilter; the average air purifier does.
0.07 % percentage points lower bacteria elimination
Medify Air MA-40 achieves lower certified bacteria elimination than the average air purifier (99.9% vs 99.97%).
What it is: The certified laboratory efficiency percentage demonstrating the purifier's ability to eliminate airborne bacteria and microbes.
When it matters: Reassuring for hygiene-focused households, medical offices, or homes with infants where airborne pathogen reduction is a priority.
Importance: MEDIUM
Medify Air MA-40 achieves lower certified bacteria elimination than the average air purifier (99.9% vs 99.97%).99.9 % vs 99.97 %
53.8% higher weight
Medify Air MA-40 is heavier than the average air purifier (7 kg vs 4.57 kg).
What it is: The total physical net weight of the air purifier without packaging, measured in kilograms (kg).
When it matters: Important if you frequently carry the purifier between rooms, to different floors, or place it on furniture.
Importance: MEDIUM
Medify Air MA-40 is heavier than the average air purifier (7 kg vs 4.57 kg).7.03 kg vs 4.57 kg
5.69 cm greater depth
Medify Air MA-40 is deeper than the average air purifier (27.7 cm vs 22 cm).
What it is: The front-to-back depth measurement of the air purifier, in centimetres (cm).
When it matters: Determines how far the purifier protrudes outward into walkways or away from walls.
Importance: LOW
Medify Air MA-40 is deeper than the average air purifier (27.7 cm vs 22 cm).27.69 cm vs 22 cm
5.88 cm taller height
Medify Air MA-40 is taller than the average air purifier (55.9 cm vs 50 cm).
What it is: The vertical height of the air purifier unit, measured in centimetres (cm).
When it matters: Important for ensuring the unit fits underneath tables, under low window sills, or onto designated shelves.
Importance: LOW
Medify Air MA-40 is taller than the average air purifier (55.9 cm vs 50 cm).55.88 cm vs 50 cm

Graphic comparison of Medify Air MA-40 and other products in the Air Purifiers category

Attribute category

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Third-party reviews

United Kingdom

United States

(Reviews last updated: August 2026)

What customers like about Medify Air MA-40?

Highly efficient at clearing large open spaces and bedrooms quickly
Noticeably filters out pet dander, pollen, smoke, and household odors
Extremely easy to unbox, set up, and plug in for immediate use
Includes user-friendly features like a touchscreen, child lock, timer, and dimmable sleep mode
Filters are straightforward and easy to access for replacement

What customers dislike about Medify Air MA-40?

Becomes quite loud and noisy when operating on the higher fan settings
Oversized for smaller spaces where it can sound louder compared to competitors
The flat top design easily collects surface dust
The provided power cable is relatively short
Priced significantly higher than alternative units offering similar clean air output

Expert reviews

breathequality.com

07/07/2026

Summary of the review

Medify MA-40 Air Purifier: Trusted Review In 2026 - Breathe Quality

The Breathe Quality review of the Medify MA-40 highlights a powerful, compact mid-range air purifier featuring a robust four-stage medical-grade filtration system (H13 True HEPA) capable of removing 99.9% of particles down to 0.1 microns. Pros include high CADR ratings of 330-406 m³/h, a premium tempered glass touchscreen, and a durable design, though it lacks smart connectivity and air quality sensors. Notable cons involve the high cost of replacement filters, which are required to maintain its lifetime warranty.

housefresh.com

05/08/2023

Summary of the review

Medify MA-40 Review - HouseFresh

The HouseFresh review finds the Medify MA-40 is a lightweight, portable air purifier capable of cleaning up to 1,793 sq ft in one hour, featuring a medical-grade H13 HEPA filter, quiet operation, and responsive controls. While effective, the unit lacks smart features or app connectivity, has a short power cord, and possesses a design that accumulates dust on top.

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