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Kärcher NT 30/1 Review | 43 Data compared

Avg. price in UK: ~£640
Avg. price in US: ~$830
Suction pressure: 27.3 kPa
Capacity: 30 L
Power: 1,380 W
Noise level: 69 dB
Weight: 5.7 kg

Kärcher NT 30/1 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.

8.5

Excellent

8.4

Excellent

8.8

Excellent

7.9
Car cleaning
Score components:
30.0%
8.1
Weight
25.0%
4.0
Cordless
25.0%
10
Suction pressure
20.0%
10
Noise level
8.5
Workshop & garage
Score components:
30.0%
9.9
Rated motor power
25.0%
10
Capacity
25.0%
4.0
Power tool socket
20.0%
10
Suction pressure
9.7
Professional use
Score components:
30.0%
9.9
Rated motor power
30.0%
10
Suction pressure
25.0%
10
Capacity
15.0%
8.1
Weight

Best prices in UK

Best rankings

#1 in Best Wet-Dry Vacuums
#1 in Best Professional Wet-Dry Vacuums
#1 in Best Kärcher Wet-Dry Vacuums
#20 in Best Wet-Dry Vacuums for Workshops and Garages
#34 in Best Wet-Dry Vacuums for Cars

Verdict

The Kärcher NT 30/1 is a professional-grade wet-dry vacuum cleaner featuring a 30-liter container capacity and a powerful motor with variants ranging from 1,300 to 1,500 Watts (producing an airflow rate of up to 74 l/s and a 273 mbar vacuum pressure). Key pros include its highly efficient semi-automatic (Ap) or fully automatic (Tact) filter cleaning systems that keep suction constant during heavy-duty fine dust extraction, a robust bumper-protected body with durable metal castors, and an integrated power tool socket with automatic on/off functionality on 'Te' variants. On the downside, the vacuum is relatively heavy at around 13.5 kg without accessories, and users note it operates at a loud noise level ranging from 69 to 80 dB(A) under heavy operation.

Technical Specifications of wet-dry vacuum Kärcher NT 30/1

Overall score

8.5

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Popularity

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.

Performance

9.6

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Power

What it is: The rated electrical input of the vacuum motor.

When it matters: Higher power can help sustain demanding wet and dry cleaning, although suction design also matters.

Importance: HIGH

Variable power

What it is: Whether the vacuum lets you adjust motor or suction power.

When it matters: Power adjustment helps match suction to delicate surfaces, heavy debris, and power-tool use.

Importance: MEDIUM

Capacity

What it is: The amount of liquid or debris the collection tank can hold.

When it matters: A larger tank reduces emptying interruptions during big spills and workshop cleanup.

Importance: HIGH

Noise level

What it is: The sound level produced while the vacuum is running.

When it matters: Lower noise is useful for longer cleaning sessions and work in occupied spaces.

Importance: HIGH

Suction pressure

What it is: The maximum pressure difference the vacuum can generate for suction.

When it matters: Higher suction pressure helps lift dense debris and extract liquid from difficult areas.

Importance: HIGH

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Battery

6.5

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Cordless

What it is: Whether the vacuum can run without a mains power cable.

When it matters: Cordless operation improves mobility in cars, stairs, and areas without a nearby outlet.

Importance: MEDIUM

Battery type

What it is: The battery chemistry used by a cordless vacuum.

When it matters: Battery chemistry affects weight, charging behavior, lifespan, and replacement options.

Importance: LOW

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Battery runtime

What it is: How long the cordless vacuum can operate on one charge.

When it matters: Longer runtime lets you finish larger jobs without stopping to recharge.

Importance: MEDIUM

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Charging time

What it is: The time required to recharge the battery.

When it matters: Faster charging reduces downtime between cleaning sessions.

Importance: MEDIUM

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Battery voltage

What it is: The nominal voltage of the vacuum battery system.

When it matters: Voltage helps describe the battery platform and its available power class.

Importance: LOW

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Design & Mobility

7.3

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Power cable length

What it is: The length of the vacuum's mains power cable.

When it matters: A longer cable increases reach and reduces how often you change outlets.

Importance: MEDIUM

Operating radius

What it is: The total working reach provided by the cable, vacuum body, and hose.

When it matters: A larger radius lets you clean more space without moving the plug or machine.

Importance: MEDIUM

Bagless

What it is: Whether debris is collected directly in a reusable tank instead of a disposable bag.

When it matters: A bagless tank avoids replacement-bag costs and is convenient for wet pickup.

Importance: LOW

Tank material

What it is: The material used for the vacuum's collection tank.

When it matters: Tank material affects durability, corrosion resistance, weight, and ease of cleaning.

Importance: LOW

Power cable holder

What it is: Whether the vacuum has an integrated holder for the power cable.

When it matters: Onboard storage keeps the cable tidy and makes the vacuum easier to carry and store.

Importance: LOW

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Filter & Accessories

8.7

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N. of filters

What it is: The number of filtration elements supplied or used by the vacuum.

When it matters: Multiple filters can support different pickup modes or provide staged dust capture.

Importance: MEDIUM

HEPA filter

What it is: Whether the vacuum includes a high-efficiency particulate air filter.

When it matters: HEPA filtration helps capture fine dust and allergens from the exhaust air.

Importance: MEDIUM

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Washable filter

What it is: Whether the filter can be cleaned with water and reused.

When it matters: A washable filter can reduce replacement costs and simplify maintenance.

Importance: MEDIUM

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Automatic filter cleaning

What it is: Whether the vacuum cleans its filter automatically during operation.

When it matters: Automatic cleaning helps maintain suction during dusty work and reduces maintenance stops.

Importance: MEDIUM

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Flexible hose

What it is: Whether a flexible suction hose is included.

When it matters: A flexible hose improves reach and control around furniture, vehicles, and tools.

Importance: LOW

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Kärcher NT 30/1 vs the average wet-dry vacuum

Why is Kärcher NT 30/1 better than the average wet-dry vacuum?

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9.3 kPa more suction pressure
2 kPa more suction pressure: Kärcher NT 30/1 has 27.3 kPa, while the average wet-dry vacuum has 18 kPa.
What it is: The maximum pressure difference the vacuum can generate for suction.
When it matters: Higher suction pressure helps lift dense debris and extract liquid from difficult areas.
Importance: HIGH
2 kPa more suction pressure: Kärcher NT 30/1 has 27.3 kPa, while the average wet-dry vacuum has 18 kPa.27.3 kPa vs 18 kPa
15 L more tank capacity
2 L more tank capacity: Kärcher NT 30/1 has 30 L, while the average wet-dry vacuum has 15 L.
What it is: The amount of liquid or debris the collection tank can hold.
When it matters: A larger tank reduces emptying interruptions during big spills and workshop cleanup.
Importance: HIGH
2 L more tank capacity: Kärcher NT 30/1 has 30 L, while the average wet-dry vacuum has 15 L.30 L vs 15 L
8 dB less operating noise
2 dB less operating noise: Kärcher NT 30/1 has 69 dB, while the average wet-dry vacuum has 77 dB.
What it is: The sound level produced while the vacuum is running.
When it matters: Lower noise is useful for longer cleaning sessions and work in occupied spaces.
Importance: HIGH
2 dB less operating noise: Kärcher NT 30/1 has 69 dB, while the average wet-dry vacuum has 77 dB.69 dB vs 77 dB
31.5 L/s more airflow
2 L/s more airflow: Kärcher NT 30/1 has 74 L/s, while the average wet-dry vacuum has 42.5 L/s.
What it is: The volume of air the vacuum moves through the hose each second.
When it matters: Higher airflow helps collect light, bulky debris and clear larger surfaces quickly.
Importance: HIGH
2 L/s more airflow: Kärcher NT 30/1 has 74 L/s, while the average wet-dry vacuum has 42.5 L/s.74 L/s vs 42.5 L/s
Adjustable power
Kärcher NT 30/1 has adjustable suction power, while the average wet-dry vacuum does not.
What it is: Whether the vacuum lets you adjust motor or suction power.
When it matters: Power adjustment helps match suction to delicate surfaces, heavy debris, and power-tool use.
Importance: MEDIUM
Kärcher NT 30/1 has adjustable suction power, while the average wet-dry vacuum does not.
2.99 m more operating radius
2 m more operating radius: Kärcher NT 30/1 has 10 m, while the average wet-dry vacuum has 7.01 m.
What it is: The total working reach provided by the cable, vacuum body, and hose.
When it matters: A larger radius lets you clean more space without moving the plug or machine.
Importance: MEDIUM
2 m more operating radius: Kärcher NT 30/1 has 10 m, while the average wet-dry vacuum has 7.01 m.10 m vs 7.01 m
2.5 m more cable length
2 m more cable length: Kärcher NT 30/1 has 7.5 m, while the average wet-dry vacuum has 5 m.
What it is: The length of the vacuum's mains power cable.
When it matters: A longer cable increases reach and reduces how often you change outlets.
Importance: MEDIUM
2 m more cable length: Kärcher NT 30/1 has 7.5 m, while the average wet-dry vacuum has 5 m.7.5 m vs 5 m
180 W more motor power
2 W more motor power: Kärcher NT 30/1 has 1380 W, while the average wet-dry vacuum has 1200 W.
What it is: The rated electrical input of the vacuum motor.
When it matters: Higher power can help sustain demanding wet and dry cleaning, although suction design also matters.
Importance: HIGH
2 W more motor power: Kärcher NT 30/1 has 1380 W, while the average wet-dry vacuum has 1200 W.1380 W vs 1200 W
9.3 kPa more suction pressure
2 kPa more suction pressure: Kärcher NT 30/1 has 27.3 kPa, while the average wet-dry vacuum has 18 kPa.
15 L more tank capacity
2 L more tank capacity: Kärcher NT 30/1 has 30 L, while the average wet-dry vacuum has 15 L.
8 dB less operating noise
2 dB less operating noise: Kärcher NT 30/1 has 69 dB, while the average wet-dry vacuum has 77 dB.
31.5 L/s more airflow
2 L/s more airflow: Kärcher NT 30/1 has 74 L/s, while the average wet-dry vacuum has 42.5 L/s.
Adjustable power
Kärcher NT 30/1 has adjustable suction power, while the average wet-dry vacuum does not.
180 W more motor power
2 W more motor power: Kärcher NT 30/1 has 1380 W, while the average wet-dry vacuum has 1200 W.
2.99 m more operating radius
2 m more operating radius: Kärcher NT 30/1 has 10 m, while the average wet-dry vacuum has 7.01 m.
2.5 m more cable length
2 m more cable length: Kärcher NT 30/1 has 7.5 m, while the average wet-dry vacuum has 5 m.
105 mm less height
2 mm less height: Kärcher NT 30/1 has 480 mm, while the average wet-dry vacuum has 585 mm.
0.37 m more hose length
2 m more hose length: Kärcher NT 30/1 has 2.5 m, while the average wet-dry vacuum has 2.134 m.
6236.2 cm³ less external volume
2 cm³ less external volume: Kärcher NT 30/1 has 67488 cm³, while the average wet-dry vacuum has 73724.2 cm³.

Design & Mobility

Why is Kärcher NT 30/1 worse than the average wet-dry vacuum?

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Requires collection bags
Kärcher NT 30/1 uses a bagged collection system, while the average wet-dry vacuum uses a bagless collection system.
30 mm more width
2 mm more width: Kärcher NT 30/1 has 380 mm, while the average wet-dry vacuum has 350 mm.
23 mm more depth
2 mm more depth: Kärcher NT 30/1 has 370 mm, while the average wet-dry vacuum has 347 mm.
0.03 kg more weight
2 kg more weight: Kärcher NT 30/1 has 5.7 kg, while the average wet-dry vacuum has 5.67 kg.
Requires collection bags
Kärcher NT 30/1 uses a bagged collection system, while the average wet-dry vacuum uses a bagless collection system.
What it is: Whether debris is collected directly in a reusable tank instead of a disposable bag.
When it matters: A bagless tank avoids replacement-bag costs and is convenient for wet pickup.
Importance: LOW
Kärcher NT 30/1 uses a bagged collection system, while the average wet-dry vacuum uses a bagless collection system.
4.92x more expensive
Kärcher NT 30/1 is more expensive than the average wet-dry vacuum (£640 vs £130).
Kärcher NT 30/1 is more expensive than the average wet-dry vacuum (£640 vs £130).£640 vs £130
30 mm more width
2 mm more width: Kärcher NT 30/1 has 380 mm, while the average wet-dry vacuum has 350 mm.
What it is: The side-to-side width of the vacuum body.
When it matters: A narrower vacuum is easier to store and maneuver through tight spaces.
Importance: LOW
2 mm more width: Kärcher NT 30/1 has 380 mm, while the average wet-dry vacuum has 350 mm.380 mm vs 350 mm
23 mm more depth
2 mm more depth: Kärcher NT 30/1 has 370 mm, while the average wet-dry vacuum has 347 mm.
What it is: The front-to-back depth of the vacuum body.
When it matters: Less depth can make the vacuum easier to store on shelving or in a small workshop.
Importance: LOW
2 mm more depth: Kärcher NT 30/1 has 370 mm, while the average wet-dry vacuum has 347 mm.370 mm vs 347 mm
0.03 kg more weight
2 kg more weight: Kärcher NT 30/1 has 5.7 kg, while the average wet-dry vacuum has 5.67 kg.
What it is: The total mass of the vacuum.
When it matters: Lower weight makes carrying, stair cleaning, and transport easier.
Importance: HIGH
2 kg more weight: Kärcher NT 30/1 has 5.7 kg, while the average wet-dry vacuum has 5.67 kg.5.7 kg vs 5.67 kg

Design & Mobility

Graphic comparison of Kärcher NT 30/1 and other products in the Wet-Dry Vacuums category

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Third-party reviews

United Kingdom

United States

(Reviews last updated: August 2026)

What customers like about Kärcher NT 30/1?

Powerful, consistent suction suitable for heavy-duty, industrial, and construction site use
Highly efficient, automatic Tact filter cleaning system prevents clogging
Rugged design with a robust 30-liter container, strong metal castors, and protective bumpers
Excellent for both wet and dry debris, including fine dust
Well-designed storage for hoses, cables, and accessories directly on the unit
Automatic fluid level monitoring shuts off the motor when the tank is full
Optional automatic start socket for power tools (Te models) allows for dust-free working

What customers dislike about Kärcher NT 30/1?

High performance and build quality come at a premium, professional price point
Unit can be heavy and bulky, which may limit portability in tighter spaces
Replacement filters and accessories can be expensive

Expert reviews

lesbichons.com

03/03/2022

Summary of the review

KARCHER NT 30/1 TACT TE L-Class Vacuum Cleaner - Bichon TV

The Kärcher NT 30/1 Tact Te Class L is identified as a powerful, robust, and highly effective professional vacuum, capable of 254 kPa suction and 4,440 L/min airflow. Key benefits include the efficient Tact automatic filter cleaning, integrated power tool outlet, and manageable 69 dB noise level, though the system’s self-cleaning mechanism causes loud, vibrating, and jarring sensations that affect the user through the attached hose.

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