OVERALL
ALTERNATIVES
SPECS
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REVIEWS
Scored using Wet-Dry Vacuums Methodology v1.0
Wet-Dry Vacuums Methodology v1.0
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Products in this category are evaluated mathematically under Frontumo Wet-Dry Vacuums Methodology v1.0 using verified laboratory benchmarks, technical specifications, and authentic consumer ratings with 0% commercial bias.
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LEHMANN Industrial Vacuum Cleaner 30 L Review | 43 Data compared

Avg. price:~£55Suction pressure:18 kPaCapacity:30 LPower:1500 WNoise level:82 dBWeight:6.5 kg

LEHMANN Industrial Vacuum Cleaner 30 L Review: Compare 43 technical specifications and user reviews to see how this product ranks in the Wet-Dry Vacuums category and whether it is worth buying.

7.0

Overall score

Score
7.0/ 10
✕
What it is
An overall evaluation of products in the Wet-Dry Vacuums category, based on technical analysis and user reviews.
When it matters
When you need a quick reference for identifying the best products in the Wet-Dry Vacuums category.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 75% of models
Score components

80%

6.9

Technical score

20%

7.5

User score

▲Better than 75% of wet-dry-vacuums
6.9

Technical score

Technical score
6.9/ 10
✕
What it is
An assessment of technical performance for products in the Wet-Dry Vacuums category across these key areas: Performance, Battery, Design & Mobility, Filter & Accessories.
When it matters
When you want to compare products in the Wet-Dry Vacuums category by technical performance, specifications, and available features.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 79% of models
Score components

40%

7.3

Performance

22%

7.3

Design & Mobility

20%

8.2

Filter & Accessories

18%

4.0

Battery

▲Better than 79% of wet-dry-vacuums
7.5

User score

User score
7.5/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Wet-Dry Vacuums category.
When it matters
When you want to know how products in the Wet-Dry Vacuums category perform in everyday use and how reliable owners find them over time.
Score distribution
▼
<55-66-77-88-99-10
▼ Worse than 88% of models
Score components

70%

7.8

User ratings

30%

6.7

Number of reviews

Based on 183 buyer reviews from online shops.
Read buyer reviews on Amazon →
How we calculate this
User ratings – average star rating across all shop listings, weighted by how many reviews each has, on a 1–10 scale.
Number of reviews – how many buyer reviews the product has, on a logarithmic scale; the 8% most-reviewed models in the category get 10.
▼Worse than 88% of wet-dry-vacuums
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Best prices

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Best rankings

Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
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Technical Specifications of wet-dry vacuum LEHMANN Industrial Vacuum Cleaner 30 L

Technical score
Technical score
6.9/ 10
✕
What it is
An assessment of technical performance for products in the Wet-Dry Vacuums category across these key areas: Performance, Battery, Design & Mobility, Filter & Accessories.
When it matters
When you want to compare products in the Wet-Dry Vacuums category by technical performance, specifications, and available features.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 79% of models
Score components:

40%

7.3

Performance

22%

7.3

Design & Mobility

20%

8.2

Filter & Accessories

18%

4.0

Battery

6.9
User score
User score
7.5/ 10
✕
What it is
A rating that combines user reviews with the total review volume for products in the Wet-Dry Vacuums category.
When it matters
When you want to know how products in the Wet-Dry Vacuums category perform in everyday use and how reliable owners find them over time.
Score distribution
▼
<55-66-77-88-99-10
▼ Worse than 88% of models
Score components

70%

7.8

User ratings

30%

6.7

Number of reviews

Based on 183 buyer reviews from online shops.
Read buyer reviews on Amazon →
How we calculate this
User ratings – average star rating across all shop listings, weighted by how many reviews each has, on a 1–10 scale.
Number of reviews – how many buyer reviews the product has, on a logarithmic scale; the 8% most-reviewed models in the category get 10.
7.5
Popularity
Popularity
6.7/ 10
✕
What it is
An indicator based on the number of reviews received by products in the Wet-Dry Vacuums category.
When it matters
When you prefer products in the Wet-Dry Vacuums category that have been chosen and reviewed by many other buyers.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 51% of models
Popularity:
LEHMANN Industrial Vacuum Cleaner 30 L has a popularity score of 6.7 points, which is higher than 51% of products in this category.
6.7
Value for money
Value for money
7.9/ 10
✕
What it is
An indicator that combines the overall score of products in the Wet-Dry Vacuums category with their prices.
When it matters
When you are comparing products in the Wet-Dry Vacuums category and want a good balance between quality and price.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 81% of models
Score components:

60%

7.0

Overall score

40%

10

Price

7.9
Power
1,500 W
Power
1,500 W
▲ Better than 87% of models
Market range: <220 W – >1.5k W
This wet-dry vacuum has a power output of 1,500 W, which is higher than that of 86.8% of wet-dry vacuums and the same as that of 4% of wet-dry vacuums.
Variable power
no
Variable power
no
▼ Worse than 35% of models
This wet-dry vacuum does not have adjustable suction power. This feature is present on 35% of wet-dry vacuums.
Capacity
30 L
Capacity
30 L
▲ Better than 81% of models
Market range: <0.7 L – >30 L
This wet-dry vacuum has a tank capacity of 30 L, which is larger than that of 81.2% of wet-dry vacuums and the same as that of 14.4% of wet-dry vacuums.
Noise level
82 dB
Noise level
82 dB
▼ Worse than 93% of models
Market range: <70 dB – >80 dB
This wet-dry vacuum operates at a noise level of 82 dB, which is higher than that of 92.6% of wet-dry vacuums and the same as that of 3.7% of wet-dry vacuums.
Suction pressure
18 kPa
Suction pressure
18 kPa
▼ Worse than 49% of models
Market range: <11.5 kPa – >24 kPa
This wet-dry vacuum has a suction pressure of 18 kPa, which is higher than that of 35% of wet-dry vacuums and the same as that of 15.6% of wet-dry vacuums.
Show more
Cordless
no
Cordless
no
▼ Worse than 30% of models
This wet-dry vacuum requires a power cord. This feature is present on 29.6% of wet-dry vacuums.
Battery type
N/A
Battery runtime
N/A
Charging time
N/A
Battery voltage
N/A
Show more
Power cable length
5 m
Power cable length
5 m
▲ Better than 45% of models
Market range: <3 m – >7.5 m
This wet-dry vacuum has a power cable measuring 5 m, which is longer than that of 45.4% of wet-dry vacuums and the same length as that of 34% of wet-dry vacuums.
Operating radius
6.72 m
Operating radius
6.72 m
▼ Worse than 59% of models
Market range: <4.5 m – >10 m
This wet-dry vacuum has an operating radius of 6.72 m, which is smaller than that of 58.6% of wet-dry vacuums.
Bagless
yes
Bagless
yes
▲ Better than 34% of models
This wet-dry vacuum is bagless. This feature is present on 66.5% of wet-dry vacuums.
Tank material
stainless steel
Tank material
stainless steel
▲ Better than 69% of models
This wet-dry vacuum uses stainless steel for its tank, which is more durable than the tank materials used by 68.8% of wet-dry vacuums and comparable in durability to those used by 31.2% of them.
Power cable holder
yes
Power cable holder
yes
▲ Better than 35% of models
This wet-dry vacuum has a holder for the power cord. This feature is present on 65.5% of wet-dry vacuums.
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N. of filters
2
N. of filters
2
▲ Better than 25% of models
Market range: <1 – >3
This wet-dry vacuum has 2 filters, more than 24.8% of wet-dry vacuums and the same number as 56.4% of wet-dry vacuums.
HEPA filter
yes
HEPA filter
yes
▲ Better than 58% of models
This wet-dry vacuum includes a HEPA filter. This feature is present on 41.9% of wet-dry vacuums.
Washable filter
yes
Washable filter
yes
▲ Better than 8% of models
This wet-dry vacuum includes a washable filter. This feature is present on 92% of wet-dry vacuums.
Automatic filter cleaning
no
Automatic filter cleaning
no
▼ Worse than 9% of models
This wet-dry vacuum does not have automatic filter cleaning. This feature is present on 9.4% of wet-dry vacuums.
Flexible hose
yes
Flexible hose
yes
▲ Better than 27% of models
This wet-dry vacuum includes a flexible hose. This feature is present on 72.9% of wet-dry vacuums.
Show more

LEHMANN Industrial Vacuum Cleaner 30 L vs the average wet-dry vacuum

246810TotalPerformanceBatteryDesign & MobilityFilter & Accessories
  • 15 L more tank capacity
    Capacity
    30 L
    ▲ Better than 81% of models
    Market range: <0.7 L – >30 L
    This wet-dry vacuum has a tank capacity of 30 L; the average wet-dry vacuum has a tank capacity of 15 L.
    30 L vs 15 L
  • Includes a HEPA filter
    HEPA filter
    yes
    ▲ Better than 58% of models
    This wet-dry vacuum includes a HEPA filter; the average wet-dry vacuum does not include a HEPA filter.
  • Suitable for ash pickup
    Ash suction capability
    yes
    ★ Better than 94% of models
    This wet-dry vacuum supports ash pickup; the average wet-dry vacuum does not support ash pickup.
  • Power-tool socket
    Power tool socket
    yes
    ▲ Better than 79% of models
    This wet-dry vacuum has a socket for power tools; the average wet-dry vacuum does not have a socket for power tools.
  • 350 W more motor power
    Power
    1,500 W
    ▲ Better than 87% of models
    Market range: <220 W – >1.5k W
    This wet-dry vacuum has a power output of 1500 W; the average wet-dry vacuum has a power output of 1150 W.
    1,500 W vs 1,150 W
  • Tank drain
    Drainage pipe
    yes
    ▲ Better than 70% of models
    This wet-dry vacuum includes a drainage pipe; the average wet-dry vacuum does not include a drainage pipe.
  • More durable tank material
    Tank material
    stainless steel
    ▲ Better than 69% of models
    This wet-dry vacuum has a tank made of stainless steel; the average wet-dry vacuum has a tank made of plastic.
    stainless steel vs plastic
  • 2.36x cheaper
    LEHMANN Industrial Vacuum Cleaner 30 L is cheaper than the average wet-dry vacuum (£55 vs £130).
    £55 vs £130
  • 2.36x cheaper
    LEHMANN Industrial Vacuum Cleaner 30 L is cheaper than the average wet-dry vacuum (£55 vs £130).
    £55 vs £130
  • 5.4% better value for money
    LEHMANN Industrial Vacuum Cleaner 30 L offers better value for money than the average wet-dry vacuum (7.88 vs 7.5).
    7.88 vs 7.48
  • 15 L more tank capacity
    Capacity
    30 L
    ▲ Better than 81% of models
    Market range: <0.7 L – >30 L
    This wet-dry vacuum has a tank capacity of 30 L; the average wet-dry vacuum has a tank capacity of 15 L.
    30 L vs 15 L
  • Suitable for ash pickup
    Ash suction capability
    yes
    ★ Better than 94% of models
    This wet-dry vacuum supports ash pickup; the average wet-dry vacuum does not support ash pickup.
  • 350 W more motor power
    Power
    1,500 W
    ▲ Better than 87% of models
    Market range: <220 W – >1.5k W
    This wet-dry vacuum has a power output of 1500 W; the average wet-dry vacuum has a power output of 1150 W.
    1,500 W vs 1,150 W
  • Power-tool socket
    Power tool socket
    yes
    ▲ Better than 79% of models
    This wet-dry vacuum has a socket for power tools; the average wet-dry vacuum does not have a socket for power tools.
  • More durable tank material
    Tank material
    stainless steel
    ▲ Better than 69% of models
    This wet-dry vacuum has a tank made of stainless steel; the average wet-dry vacuum has a tank made of plastic.
    stainless steel vs plastic
  • Includes a HEPA filter
    HEPA filter
    yes
    ▲ Better than 58% of models
    This wet-dry vacuum includes a HEPA filter; the average wet-dry vacuum does not include a HEPA filter.
  • Tank drain
    Drainage pipe
    yes
    ▲ Better than 70% of models
    This wet-dry vacuum includes a drainage pipe; the average wet-dry vacuum does not include a drainage pipe.
  • 6 dB more operating noise
    Noise level
    82 dB
    ▼ Worse than 93% of models
    Market range: <70 dB – >80 dB
    This wet-dry vacuum operates at a noise level of 82 dB; the average wet-dry vacuum operates at a noise level of 76 dB.
    82 dB vs 76 dB
  • 0.63 m less hose length
    Suction hose length
    1.5 m
    ▼ Worse than 76% of models
    Market range: <1.5 m – >3 m
    This wet-dry vacuum has a suction hose length of 1.5 m; the average wet-dry vacuum has a suction hose length of 2.134 m.
    1.5 m vs 2.134 m
  • 14% heavier
    Weight
    6.5 kg
    ▼ Worse than 64% of models
    Market range: <3.79 kg – >9.1 kg
    40% heavier: this wet-dry vacuum is heavier than the average wet-dry vacuum (6.5 kg vs 5.7 kg).
    6.5 kg vs 5.7 kg
  • 3 mm less hose diameter
    Suction hose diameter
    32 mm
    ▼ Worse than 78% of models
    Market range: <31.75 mm – >47.625 mm
    This wet-dry vacuum has a suction hose diameter of 32 mm; the average wet-dry vacuum has a suction hose diameter of 35 mm.
    32 mm vs 35 mm
  • 0.48 m less operating radius
    Operating radius
    6.72 m
    ▼ Worse than 59% of models
    Market range: <4.5 m – >10 m
    This wet-dry vacuum has an operating radius of 6.7 m; the average wet-dry vacuum has an operating radius of 7.2 m.
    6.72 m vs 7.2 m
  • 7.2% lower user score
    User score
    7.5/ 10
    ✕
    What it is
    A rating that combines user reviews with the total review volume for products in the Wet-Dry Vacuums category.
    When it matters
    When you want to know how products in the Wet-Dry Vacuums category perform in everyday use and how reliable owners find them over time.
    Score distribution
    ▼▼
    <55-66-77-88-99-10
    LEHMANN Industrial Vacuum Cleaner 30 L
    the average wet-dry vacuum
    LEHMANN Industrial Vacuum Cleaner 30 L has a lower user score than the average wet-dry vacuum (7.47 vs 8.000).
    7.47 vs 8
  • 0.7% more external volume
    Volume
    74,250 cm³
    ▼ Worse than 51% of models
    Market range: <41.2k cm³ – >109k cm³
    This wet-dry vacuum has a volume of 74250 cm³; the average wet-dry vacuum has a volume of 73724.2 cm³.
    74,250 cm³ vs 73,724.2 cm³
  • 7.2% lower user score
    User score
    7.5/ 10
    ✕
    What it is
    A rating that combines user reviews with the total review volume for products in the Wet-Dry Vacuums category.
    When it matters
    When you want to know how products in the Wet-Dry Vacuums category perform in everyday use and how reliable owners find them over time.
    Score distribution
    ▼▼
    <55-66-77-88-99-10
    LEHMANN Industrial Vacuum Cleaner 30 L
    the average wet-dry vacuum
    LEHMANN Industrial Vacuum Cleaner 30 L has a lower user score than the average wet-dry vacuum (7.47 vs 8.000).
    7.47 vs 8
  • 6 dB more operating noise
    Noise level
    82 dB
    ▼ Worse than 93% of models
    Market range: <70 dB – >80 dB
    This wet-dry vacuum operates at a noise level of 82 dB; the average wet-dry vacuum operates at a noise level of 76 dB.
    82 dB vs 76 dB
  • 0.63 m less hose length
    Suction hose length
    1.5 m
    ▼ Worse than 76% of models
    Market range: <1.5 m – >3 m
    This wet-dry vacuum has a suction hose length of 1.5 m; the average wet-dry vacuum has a suction hose length of 2.134 m.
    1.5 m vs 2.134 m
  • 14% heavier
    Weight
    6.5 kg
    ▼ Worse than 64% of models
    Market range: <3.79 kg – >9.1 kg
    40% heavier: this wet-dry vacuum is heavier than the average wet-dry vacuum (6.5 kg vs 5.7 kg).
    6.5 kg vs 5.7 kg
  • 3 mm less hose diameter
    Suction hose diameter
    32 mm
    ▼ Worse than 78% of models
    Market range: <31.75 mm – >47.625 mm
    This wet-dry vacuum has a suction hose diameter of 32 mm; the average wet-dry vacuum has a suction hose diameter of 35 mm.
    32 mm vs 35 mm
  • 0.48 m less operating radius
    Operating radius
    6.72 m
    ▼ Worse than 59% of models
    Market range: <4.5 m – >10 m
    This wet-dry vacuum has an operating radius of 6.7 m; the average wet-dry vacuum has an operating radius of 7.2 m.
    6.72 m vs 7.2 m
  • 0.7% more external volume
    Volume
    74,250 cm³
    ▼ Worse than 51% of models
    Market range: <41.2k cm³ – >109k cm³
    This wet-dry vacuum has a volume of 74250 cm³; the average wet-dry vacuum has a volume of 73724.2 cm³.
    74,250 cm³ vs 73,724.2 cm³

Third-party reviews

Based on 183 buyer reviews from online shops.
Reviews last updated: August 2026 · How we calculate this
Read buyer reviews on Amazon →

What we like about LEHMANN Industrial Vacuum Cleaner 30 L

  • High 1500W to 1600W motor power providing very strong suction
  • Versatile 3-in-1 application covering wet vacuuming, dry vacuuming, and a leaf blower function
  • Large and spacious 30-liter tank that allows for long working sessions without frequent emptying
  • Integrated 2000W automatic power tool socket that automatically triggers the vacuum when using tools like grinders or drills
  • Built-in manual filter shaker mechanism to easily restore suction performance without opening the unit
  • Durable, heat-resistant metal/stainless steel tank variant that safely allows for the cleanup of warm fireplace ash
  • Double filtration system consisting of a washable HEPA filter for fine dust and a dedicated foam filter for liquid collection
  • Convenient built-in bottom drain plug for fast and easy water disposal after wet operations
  • Good mobility due to highly rotatable 360-degree wheels and molded accessory storage slots directly on the casing

What we don't like about LEHMANN Industrial Vacuum Cleaner 30 L

  • The 30-liter construction makes the overall physical unit quite large and heavy to transport
  • Manual filter cleaning requires turning off the unit and shaking the filter manually via a rotating knob or button, rather than having a fully automatic system
  • Requires frequent rinsing of the foam and HEPA filters to avoid decreased airflow, especially when dealing with fine dust like drywall plaster
  • Short 5-meter power cable restricts direct reach, often requiring an extension cord on larger job sites
  • The generic plastic parts on standard accessories can feel basic compared to professional heavy-duty job site equipment

Verdict

The LEHMANN Industrial Vacuum Cleaner 30 L is a robust wet-dry vacuum powered by a 1500W motor that delivers 18kPa of suction power, making it highly effective for workshops, garages, and construction site maintenance. Key characteristics include a spacious 30-liter container with an integrated bottom drainage valve, a versatile blower function, a 2000W power tool socket for automatic synchronized operation, and a dual-filtration system featuring a washable HEPA filter and a manual filter shaker. Main pros include its powerful multi-surface performance, large debris capacity, and seamless integration with power tools, while its primary cons are a bulky frame, heavy maneuverability when filled with liquids, and loud operational noise.

Compare LEHMANN Industrial Vacuum Cleaner 30 L with other products in the Wet-Dry Vacuums category

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Graphic comparison of LEHMANN Industrial Vacuum Cleaner 30 L and other products in the Wet-Dry Vacuums category

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