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OSRAM AirZing UV-Compact Review | 46 Data compared

Avg. price in UK: ~£70
Avg. price in US: ~$90
Max. CADR: 14 m³/h
Maximum room area: ?
Maximum noise level: 36 dB
HEPA filter: no
Weight: 0.5 kg

OSRAM AirZing UV-Compact 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.

4.6

Poor

4.6

Poor

?

7.8
Bedroom use
Score components:
35.0%
10
Maximum noise level
30.0%
4.0
Night mode
20.0%
?
Maximum room area
15.0%
10
Weight
3.8
Allergy relief
Score components:
35.0%
1.0
Max. CADR
30.0%
4.0
HEPA filter
20.0%
?
Number of filtration stages
15.0%
4.0
Washable prefilter
3.9
Smoke removal
Score components:
35.0%
4.0
Activated carbon filter
30.0%
1.0
Max. CADR
20.0%
?
Number of filtration stages
15.0%
4.0
Air quality indicator

Best prices in UK

N/A~ £70

Best rankings

#12 in Best Quiet Air Purifiers
#51 in Best Small and Compact Air Purifiers
#183 in Best Air Purifiers

Verdict

The OSRAM AirZing UV-Compact is a portable, battery-powered air purifier designed for small spaces like vehicle cabins and desks, featuring a lightweight 0.5 kg aluminum and ABS plastic body that measures 66 mm in diameter and 240 mm in height. It operates using a built-in OSRAM PURITEC HNS 7W UV-C germicidal lamp, drawing in ambient air across a two-speed fan system with a Clean Air Delivery Rate (CADR) of 14 m³/h to eliminate up to 99.9% of viruses, bacteria, spores, and mould within a 1-metre purification radius. Key advantages include a maximum noise level of just 38 dB for ultra-quiet operation, a safety-focused enclosed design that protects humans and pets from direct UV exposure, and maximum portability allowing it to fit into car cup holders or handbags. However, its primary drawbacks are a relatively short rechargeable battery life of up to 1.5 hours per charge, a prolonged recharge time of up to 4 hours via USB-C depending on the power source, and a lack of true particulate or HEPA filtration on the base model.

Technical Specifications of air purifier OSRAM AirZing UV-Compact

Overall score

4.6

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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

4.1

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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

4.5

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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

7.4

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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

grey

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

aluminium

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

N/A

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

buttons

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OSRAM AirZing UV-Compact vs the average air purifier

Why is OSRAM AirZing UV-Compact better than the average air purifier?

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17 dB lower maximum noise level
OSRAM AirZing UV-Compact runs quieter at maximum speed than the average air purifier (36 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
OSRAM AirZing UV-Compact runs quieter at maximum speed than the average air purifier (36 dB vs 53 dB).36 dB vs 53 dB
89.1% lower weight
OSRAM AirZing UV-Compact is lighter than the average air purifier (0.5 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
OSRAM AirZing UV-Compact is lighter than the average air purifier (0.5 kg vs 4.57 kg).0.5 kg vs 4.57 kg
Supports 360° purification
OSRAM AirZing UV-Compact supports 360° purification; the average air purifier does not.
What it is: A cylindrical or multi-directional intake design that draws in polluted room air from all surrounding angles.
When it matters: Improves airflow circulation and offers versatile room placement without needing to position the intake toward open space.
Importance: MEDIUM
OSRAM AirZing UV-Compact supports 360° purification; the average air purifier does not.
Has UV light
OSRAM AirZing UV-Compact has UV light; the average air purifier does not.
What it is: An internal ultraviolet (UV-C) light chamber designed to neutralize airborne mold spores, bacteria, and viruses passing through.
When it matters: Valuable for environments requiring extra germicidal disinfection, complementing physical particulate filters with light sanitization.
Importance: LOW
OSRAM AirZing UV-Compact has UV light; the average air purifier does not.
20.7 cm narrower width
OSRAM AirZing UV-Compact is narrower than the average air purifier (6.6 cm vs 27.3 cm).
What it is: The horizontal width across the front of the air purifier, measured in centimetres (cm).
When it matters: Essential for confirming the unit fits neatly between furniture, in tight corners, or on compact bedside tables.
Importance: LOW
OSRAM AirZing UV-Compact is narrower than the average air purifier (6.6 cm vs 27.3 cm).6.6 cm vs 27.3 cm
15.4 cm shallower depth
OSRAM AirZing UV-Compact is shallower than the average air purifier (6.6 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
OSRAM AirZing UV-Compact is shallower than the average air purifier (6.6 cm vs 22 cm).6.6 cm vs 22 cm
26 cm shorter height
OSRAM AirZing UV-Compact has a lower height than the average air purifier (24 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
OSRAM AirZing UV-Compact has a lower height than the average air purifier (24 cm vs 50 cm).24 cm vs 50 cm
2x cheaper
OSRAM AirZing UV-Compact is cheaper than the average air purifier (£70 vs £140).
OSRAM AirZing UV-Compact is cheaper than the average air purifier (£70 vs £140).£70 vs £140
17 dB lower maximum noise level
OSRAM AirZing UV-Compact runs quieter at maximum speed than the average air purifier (36 dB vs 53 dB).
Supports 360° purification
OSRAM AirZing UV-Compact supports 360° purification; the average air purifier does not.
Has UV light
OSRAM AirZing UV-Compact has UV light; the average air purifier does not.
89.1% lower weight
OSRAM AirZing UV-Compact is lighter than the average air purifier (0.5 kg vs 4.57 kg).
20.7 cm narrower width
OSRAM AirZing UV-Compact is narrower than the average air purifier (6.6 cm vs 27.3 cm).
15.4 cm shallower depth
OSRAM AirZing UV-Compact is shallower than the average air purifier (6.6 cm vs 22 cm).
26 cm shorter height
OSRAM AirZing UV-Compact has a lower height than the average air purifier (24 cm vs 50 cm).

Why is OSRAM AirZing UV-Compact worse than the average air purifier?

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94.2% lower CADR
OSRAM AirZing UV-Compact provides a lower clean air delivery rate than the average air purifier (14 m³/h vs 240 m³/h).
25.5 W lower power
OSRAM AirZing UV-Compact has a lower power output than the average air purifier (12 W vs 37.5 W).
1 fewer fan speeds
OSRAM AirZing UV-Compact provides fewer fan speed settings than the average air purifier (2 vs 3).
No HEPA filter
OSRAM AirZing UV-Compact does not have a HEPA filter; the average air purifier does.
No air-quality indicator
OSRAM AirZing UV-Compact does not have an air-quality indicator; the average air purifier does.
No auto mode
OSRAM AirZing UV-Compact does not have auto mode; the average air purifier does.
No activated carbon filter
OSRAM AirZing UV-Compact does not have an activated carbon filter; the average air purifier does.
No washable prefilter
OSRAM AirZing UV-Compact does not have a washable prefilter; the average air purifier does.
No night mode
OSRAM AirZing UV-Compact does not have night mode; the average air purifier does.
No dirty-filter indicator
OSRAM AirZing UV-Compact does not have a dirty-filter indicator; the average air purifier does.
0.07 % percentage points lower bacteria elimination
OSRAM AirZing UV-Compact achieves lower certified bacteria elimination than the average air purifier (99.9% vs 99.97%).
No continuous purification
OSRAM AirZing UV-Compact does not support continuous purification; the average air purifier does.
7 hours shorter timer
OSRAM AirZing UV-Compact offers a shorter timer duration than the average air purifier (1 hours vs 8 hours).
Not suitable for reducing airborne mold spores
OSRAM AirZing UV-Compact is not suitable for reducing airborne mold spores, the average air purifier is.
Not specifically suitable for homes with pets
OSRAM AirZing UV-Compact is not specifically suitable for homes with pets, unlike the average air purifier.
No display
OSRAM AirZing UV-Compact does not have a display; the average air purifier does.
0.8 m shorter power cord
OSRAM AirZing UV-Compact features a shorter power cord than the average air purifier (1 m vs 1.8 m).
30211.59 cm³ larger external volume
OSRAM AirZing UV-Compact has a larger overall volume than the average air purifier (1045.4 cm³ vs 31257.025 cm³).
94.2% lower CADR
OSRAM AirZing UV-Compact provides a lower clean air delivery rate than the average air purifier (14 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
OSRAM AirZing UV-Compact provides a lower clean air delivery rate than the average air purifier (14 m³/h vs 240 m³/h).14 m³/h vs 240 m³/h
No HEPA filter
OSRAM AirZing UV-Compact does not have a HEPA filter; the average air purifier does.
What it is: A High-Efficiency Particulate Air filter that traps at least 99.97% of microscopic airborne particles down to 0.3 microns.
When it matters: Essential for allergy and asthma sufferers who require medical-grade capture of pollen, dust mite allergens, and fine pet dander.
Importance: HIGH
OSRAM AirZing UV-Compact does not have a HEPA filter; the average air purifier does.
No air-quality indicator
OSRAM AirZing UV-Compact 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
OSRAM AirZing UV-Compact does not have an air-quality indicator; the average air purifier does.
No auto mode
OSRAM AirZing UV-Compact 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
OSRAM AirZing UV-Compact does not have auto mode; the average air purifier does.
No activated carbon filter
OSRAM AirZing UV-Compact does not have an activated carbon filter; the average air purifier does.
What it is: A porous carbon layer that adsorbs volatile organic compounds (VOCs), chemical vapors, cooking smells, and tobacco smoke.
When it matters: Crucial for eliminating persistent household odors, cooking fumes, tobacco smoke, and chemical gas pollutants that HEPA cannot trap.
Importance: HIGH
OSRAM AirZing UV-Compact does not have an activated carbon filter; the average air purifier does.
No washable prefilter
OSRAM AirZing UV-Compact 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
OSRAM AirZing UV-Compact does not have a washable prefilter; the average air purifier does.
25.5 W lower power
OSRAM AirZing UV-Compact has a lower power output than the average air purifier (12 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
OSRAM AirZing UV-Compact has a lower power output than the average air purifier (12 W vs 37.5 W).12 W vs 37.5 W
No night mode
OSRAM AirZing UV-Compact does not have night mode; the average air purifier does.
What it is: A specialized sleep mode that locks the fan to its quietest low-speed setting and dims or extinguishes all control lights.
When it matters: Essential for light sleepers and bedrooms, preventing distracting illumination and audible motor hum throughout the night.
Importance: MEDIUM
OSRAM AirZing UV-Compact does not have night mode; the average air purifier does.

Graphic comparison of OSRAM AirZing UV-Compact and other products in the Air Purifiers category

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Third-party reviews

What customers like about OSRAM AirZing UV-Compact?

Highly portable and lightweight design that easily fits inside handbags or vehicle cup holders.
Utilises protected UV-C disinfection technology to reliably eliminate up to 99.9% of viruses and bacteria.
Extremely quiet operation, keeping noise levels under 36 dB during use.
Safe to use in close proximity to people and pets due to an ingenious hidden lamp design.
Equipped with a rechargeable battery, providing freedom from continuous cable tangles while on the go.
Features a premium aluminum build quality that looks sleek and stylish.

What customers dislike about OSRAM AirZing UV-Compact?

Short battery lifespan of approximately 60 to 90 minutes per charge.
Limited coverage area, with an effective purification radius of only up to 1 metre.
The basic model focuses primarily on UV sterilization and lacks a HEPA filter for trapping physical dust and pollen particles.
Includes an automatic shutdown safety feature after roughly an hour, which disrupts continuous operation unless plugged into a stable power source.

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