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Karcher SC 5 Deluxe Signature Line Review | 61 Data compared

Avg. price in UK: ~£430
Avg. price in US: ~$590
Steam pressure: 4 bar
Heat-up time: 180 seconds
Power rating: 2,250 W
Water tank capacity: ?
Weight: 5 kg

Karcher SC 5 Deluxe Signature Line review. Compare 61 technical specifications and user reviews to see how this product ranks in the Steam Cleaners category and whether it is worth buying.

8.3

Excellent

8.5

Excellent

7.6

Very good

7.2
Hard-floor cleaning
Score components:
30.0%
4.0
Rotating / motorized pads
25.0%
10
Swivel / flexible floor head
20.0%
7.9
Heat-up time
15.0%
6.1
Weight
10.0%
10
Power rating
5.5
Upholstery cleaning
Score components:
30.0%
4.0
Upholstery / fabric tool
25.0%
4.0
Extension hose
20.0%
7.9
Heat-up time
15.0%
6.1
Weight
10.0%
?
Accessory count
8.1
Grout cleaning
Score components:
30.0%
10
Jet nozzle
25.0%
10
Detail brushes included
20.0%
4.0
Extension hose
15.0%
7.9
Heat-up time
10.0%
6.1
Weight
7.4
Car-interior cleaning
Score components:
25.0%
4.0
Extension hose
20.0%
10
Jet nozzle
15.0%
10
Detail brushes included
15.0%
7.9
Heat-up time
15.0%
6.1
Weight
10.0%
?
Accessory count

Best prices in UK

£?

Best rankings

#3 in Best Karcher Steam Cleaners
#14 in Best Steam Cleaners for Floors
#15 in Best Steam Cleaners
#15 in Best Steam Cleaners for Grout
#15 in Best Steam Cleaners for Sofas and Upholstery
#15 in Best Steam Cleaners for Tiles

Verdict

The Kärcher SC 5 Deluxe Signature Line is a premium cylinder steam cleaner with 2,250 W of power and up to 4 bar of steam pressure, designed to remove up to 99.999% of viruses and 99.99% of household bacteria. Its removable 1.3-litre tank and 0.5-litre boiler support continuous refilling, while a three-minute heat-up time, three steam levels and an LED display showing temperatures up to 150 °C make operation straightforward. The VapoHydro function adds hot water to the steam to loosen and rinse stubborn dirt, and the 6-metre cord, 2.3-metre hose and integrated accessory storage provide a generous working range. The main drawbacks are its substantial 5.6 kg weight, premium price and the need to buy accessories such as the window nozzle or steam iron separately.

Technical Specifications of steam cleaner Karcher SC 5 Deluxe Signature Line

Overall score

8.3

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Popularity

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

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

Performance

8.8

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Steam pressure

What it is: Measures the steam pressure of the steam cleaner.

When it matters: This matters when you compare steam cleaners by steam pressure.

Importance: HIGH

Steam temperature

What it is: Measures the steam temperature of the steam cleaner.

When it matters: This matters when you compare steam cleaners by steam temperature.

Importance: HIGH

Steam flow rate

What it is: Measures the steam flow rate of the steam cleaner.

When it matters: This matters when you compare steam cleaners by steam flow rate.

Importance: HIGH

?

Heat-up time

What it is: Measures the heat-up time of the steam cleaner.

When it matters: This matters when you compare steam cleaners by heat-up time.

Importance: MEDIUM

Continuous steam time

What it is: Measures the continuous steam time of the steam cleaner.

When it matters: This matters when you compare steam cleaners by continuous steam time.

Importance: MEDIUM

?

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Tank

8.7

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Cordless

What it is: Shows whether the steam cleaner has cordless.

When it matters: This matters when you compare steam cleaners by cordless.

Importance: LOW

Action radius

What it is: Measures the action radius of the steam cleaner.

When it matters: This matters when you compare steam cleaners by action radius.

Importance: MEDIUM

?

Stainless steel boiler

What it is: Shows whether the steam cleaner has stainless steel boiler.

When it matters: This matters when you compare steam cleaners by stainless steel boiler.

Importance: LOW

?

Power rating

What it is: Measures the power rating of the steam cleaner.

When it matters: This matters when you compare steam cleaners by power rating.

Importance: LOW

Water tank capacity

What it is: Measures the water tank capacity of the steam cleaner.

When it matters: This matters when you compare steam cleaners by water tank capacity.

Importance: HIGH

?

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Versatility

9.1

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Suitable for allergy sufferers

What it is: Shows whether the steam cleaner has suitable for allergy sufferers.

When it matters: This matters when you compare steam cleaners by suitable for allergy sufferers.

Importance: MEDIUM

Product type

What it is: Describes the product type of the steam cleaner.

When it matters: This matters when you compare steam cleaners by product type.

Importance: LOW

canister steam cleaner

Convertible handheld design

What it is: Shows whether the steam cleaner has convertible handheld design.

When it matters: This matters when you compare steam cleaners by convertible handheld design.

Importance: LOW

Steam vacuum function

What it is: Shows whether the steam cleaner has steam vacuum function.

When it matters: This matters when you compare steam cleaners by steam vacuum function.

Importance: LOW

Floor nozzle type

What it is: Describes the floor nozzle type of the steam cleaner.

When it matters: This matters when you compare steam cleaners by floor nozzle type.

Importance: LOW

Rectangular floor head

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Accessories

7.1

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Accessory count

What it is: Measures the accessory count of the steam cleaner.

When it matters: This matters when you compare steam cleaners by accessory count.

Importance: MEDIUM

?

Mop pads included

What it is: Measures the mop pads included of the steam cleaner.

When it matters: This matters when you compare steam cleaners by mop pads included.

Importance: LOW

Carpet glider included

What it is: Shows whether the steam cleaner has carpet glider included.

When it matters: This matters when you compare steam cleaners by carpet glider included.

Importance: LOW

Extension tubes / wands

What it is: Shows whether the steam cleaner has extension tubes / wands.

When it matters: This matters when you compare steam cleaners by extension tubes / wands.

Importance: LOW

Extension hose

What it is: Shows whether the steam cleaner has extension hose.

When it matters: This matters when you compare steam cleaners by extension hose.

Importance: LOW

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Design

8.2

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Wheels

What it is: Shows whether the steam cleaner has wheels.

When it matters: This matters when you compare steam cleaners by wheels.

Importance: LOW

Volume

What it is: Measures the volume of the steam cleaner.

When it matters: This matters when you compare steam cleaners by volume.

Importance: LOW

Weight

What it is: Measures the weight of the steam cleaner.

When it matters: This matters when you compare steam cleaners by weight.

Importance: MEDIUM

Width

What it is: Measures the width of the steam cleaner.

When it matters: This matters when you compare steam cleaners by width.

Importance: LOW

Height

What it is: Measures the height of the steam cleaner.

When it matters: This matters when you compare steam cleaners by height.

Importance: LOW

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Safety

7.5

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Child safety lock

What it is: Shows whether the steam cleaner has child safety lock.

When it matters: This matters when you compare steam cleaners by child safety lock.

Importance: LOW

Safety valve / safety cap

What it is: Shows whether the steam cleaner has safety valve / safety cap.

When it matters: This matters when you compare steam cleaners by safety valve / safety cap.

Importance: LOW

Auto shut-off

What it is: Shows whether the steam cleaner has auto shut-off.

When it matters: This matters when you compare steam cleaners by auto shut-off.

Importance: LOW

Trigger lock / continuous steam lock

What it is: Shows whether the steam cleaner has trigger lock / continuous steam lock.

When it matters: This matters when you compare steam cleaners by trigger lock / continuous steam lock.

Importance: LOW

?

Descaling system

What it is: Shows whether the steam cleaner has descaling system.

When it matters: This matters when you compare steam cleaners by descaling system.

Importance: LOW

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Karcher SC 5 Deluxe Signature Line vs the average steam cleaner

Why is Karcher SC 5 Deluxe Signature Line better than the average steam cleaner?

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30 °C higher steam temperature
Karcher SC 5 Deluxe Signature Line has a higher steam temperature than the average steam cleaner (150 °C vs 120 °C).
What it is: Measures the steam temperature of the steam cleaner.
When it matters: This matters when you compare steam cleaners by steam temperature.
Importance: HIGH
Karcher SC 5 Deluxe Signature Line has a higher steam temperature than the average steam cleaner (150 °C vs 120 °C).150 °C vs 120 °C
750 W higher power rating
Karcher SC 5 Deluxe Signature Line has a higher power rating than the average steam cleaner (2250 W vs 1500 W).
What it is: Measures the power rating of the steam cleaner.
When it matters: This matters when you compare steam cleaners by power rating.
Importance: LOW
Karcher SC 5 Deluxe Signature Line has a higher power rating than the average steam cleaner (2250 W vs 1500 W).2250 W vs 1500 W
0.5 bar higher steam pressure
Karcher SC 5 Deluxe Signature Line has a higher steam pressure than the average steam cleaner (4 bar vs 3.5 bar).
What it is: Measures the steam pressure of the steam cleaner.
When it matters: This matters when you compare steam cleaners by steam pressure.
Importance: HIGH
Karcher SC 5 Deluxe Signature Line has a higher steam pressure than the average steam cleaner (4 bar vs 3.5 bar).4 bar vs 3.5 bar
Includes a carpet glider
Karcher SC 5 Deluxe Signature Line has a carpet glider, while the average steam cleaner does not.
What it is: Shows whether the steam cleaner has carpet glider included.
When it matters: This matters when you compare steam cleaners by carpet glider included.
Importance: LOW
Karcher SC 5 Deluxe Signature Line has a carpet glider, while the average steam cleaner does not.
0.3 m longer hose
Karcher SC 5 Deluxe Signature Line has a longer hose than the average steam cleaner (2.3 m vs 2 m).
What it is: Measures the hose length of the steam cleaner.
When it matters: This matters when you compare steam cleaners by hose length.
Importance: MEDIUM
Karcher SC 5 Deluxe Signature Line has a longer hose than the average steam cleaner (2.3 m vs 2 m).2.3 m vs 2 m
Includes extension tubes / wands
Karcher SC 5 Deluxe Signature Line has extension tubes or wands, while the average steam cleaner does not.
What it is: Shows whether the steam cleaner has extension tubes / wands.
When it matters: This matters when you compare steam cleaners by extension tubes / wands.
Importance: LOW
Karcher SC 5 Deluxe Signature Line has extension tubes or wands, while the average steam cleaner does not.
1 more mop pads
Karcher SC 5 Deluxe Signature Line includes more mop pads than the average steam cleaner (2 vs 1).
What it is: Measures the mop pads included of the steam cleaner.
When it matters: This matters when you compare steam cleaners by mop pads included.
Importance: LOW
Karcher SC 5 Deluxe Signature Line includes more mop pads than the average steam cleaner (2 vs 1).2 vs 1
1 m longer power cord
Karcher SC 5 Deluxe Signature Line has a longer power cord than the average steam cleaner (6 m vs 5 m).
What it is: Measures the power cord length of the steam cleaner.
When it matters: This matters when you compare steam cleaners by power cord length.
Importance: LOW
Karcher SC 5 Deluxe Signature Line has a longer power cord than the average steam cleaner (6 m vs 5 m).6 m vs 5 m
30 °C higher steam temperature
Karcher SC 5 Deluxe Signature Line has a higher steam temperature than the average steam cleaner (150 °C vs 120 °C).
0.5 bar higher steam pressure
Karcher SC 5 Deluxe Signature Line has a higher steam pressure than the average steam cleaner (4 bar vs 3.5 bar).
750 W higher power rating
Karcher SC 5 Deluxe Signature Line has a higher power rating than the average steam cleaner (2250 W vs 1500 W).
0.3 m longer hose
Karcher SC 5 Deluxe Signature Line has a longer hose than the average steam cleaner (2.3 m vs 2 m).
1 m longer power cord
Karcher SC 5 Deluxe Signature Line has a longer power cord than the average steam cleaner (6 m vs 5 m).
Includes a carpet glider
Karcher SC 5 Deluxe Signature Line has a carpet glider, while the average steam cleaner does not.
Includes extension tubes / wands
Karcher SC 5 Deluxe Signature Line has extension tubes or wands, while the average steam cleaner does not.
1 more mop pads
Karcher SC 5 Deluxe Signature Line includes more mop pads than the average steam cleaner (2 vs 1).
29 mm narrower
Karcher SC 5 Deluxe Signature Line is narrower than the average steam cleaner (265 mm vs 294 mm).
30 mm shorter
Karcher SC 5 Deluxe Signature Line is shorter than the average steam cleaner (300 mm vs 330 mm).

Why is Karcher SC 5 Deluxe Signature Line worse than the average steam cleaner?

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60 seconds longer heat-up time
Karcher SC 5 Deluxe Signature Line has a longer heat-up time than the average steam cleaner (180 seconds vs 120 seconds).
500 ml smaller boiler capacity
Karcher SC 5 Deluxe Signature Line has a smaller boiler capacity than the average steam cleaner (500 ml vs 1000 ml).
No upholstery / fabric tool
Karcher SC 5 Deluxe Signature Line does not have an upholstery or fabric tool, while the average steam cleaner does.
1 kg heavier
Karcher SC 5 Deluxe Signature Line weighs more than the average steam cleaner (5 kg vs 4 kg).
79.5 mm deeper
Karcher SC 5 Deluxe Signature Line is deeper than the average steam cleaner (400 mm vs 320.5 mm).
No upholstery / fabric tool
Karcher SC 5 Deluxe Signature Line does not have an upholstery or fabric tool, while the average steam cleaner does.
What it is: Shows whether the steam cleaner has upholstery / fabric tool.
When it matters: This matters when you compare steam cleaners by upholstery / fabric tool.
Importance: LOW
Karcher SC 5 Deluxe Signature Line does not have an upholstery or fabric tool, while the average steam cleaner does.
500 ml smaller boiler capacity
Karcher SC 5 Deluxe Signature Line has a smaller boiler capacity than the average steam cleaner (500 ml vs 1000 ml).
What it is: Measures the boiler capacity of the steam cleaner.
When it matters: This matters when you compare steam cleaners by boiler capacity.
Importance: MEDIUM
Karcher SC 5 Deluxe Signature Line has a smaller boiler capacity than the average steam cleaner (500 ml vs 1000 ml).500 ml vs 1000 ml
1 kg heavier
Karcher SC 5 Deluxe Signature Line weighs more than the average steam cleaner (5 kg vs 4 kg).
What it is: Measures the weight of the steam cleaner.
When it matters: This matters when you compare steam cleaners by weight.
Importance: MEDIUM
Karcher SC 5 Deluxe Signature Line weighs more than the average steam cleaner (5 kg vs 4 kg).5 kg vs 4 kg
3.31x more expensive
Karcher SC 5 Deluxe Signature Line is more expensive than the average steam cleaner (£430 vs £130).
Karcher SC 5 Deluxe Signature Line is more expensive than the average steam cleaner (£430 vs £130).£430 vs £130
79.5 mm deeper
Karcher SC 5 Deluxe Signature Line is deeper than the average steam cleaner (400 mm vs 320.5 mm).
What it is: Measures the depth of the steam cleaner.
When it matters: This matters when you compare steam cleaners by depth.
Importance: LOW
Karcher SC 5 Deluxe Signature Line is deeper than the average steam cleaner (400 mm vs 320.5 mm).400 mm vs 320.5 mm
60 seconds longer heat-up time
Karcher SC 5 Deluxe Signature Line has a longer heat-up time than the average steam cleaner (180 seconds vs 120 seconds).
What it is: Measures the heat-up time of the steam cleaner.
When it matters: This matters when you compare steam cleaners by heat-up time.
Importance: MEDIUM
Karcher SC 5 Deluxe Signature Line has a longer heat-up time than the average steam cleaner (180 seconds vs 120 seconds).180 seconds vs 120 seconds
5.8% lower user score
Karcher SC 5 Deluxe Signature Line has a lower user score than the average steam cleaner (7.56 vs 8).
What it is: A rating that combines user reviews with the total review volume for products in the Steam Cleaners category.
When it matters: When you want to know how products in the Steam Cleaners category perform in everyday use and how reliable owners find them over time.
Karcher SC 5 Deluxe Signature Line has a lower user score than the average steam cleaner (7.56 vs 8).7.56 vs 8
31.1% less popular
Karcher SC 5 Deluxe Signature Line is less popular than the average steam cleaner (5.13 vs 6.722).
What it is: An indicator based on the number of reviews received by products in the Steam Cleaners category.
When it matters: When you prefer products in the Steam Cleaners category that have been chosen and reviewed by many other buyers.
Karcher SC 5 Deluxe Signature Line is less popular than the average steam cleaner (5.13 vs 6.722).5.13 vs 6.72

Graphic comparison of Karcher SC 5 Deluxe Signature Line and other products in the Steam Cleaners category

Attribute category

Attribute

No results found

Third-party reviews

United Kingdom

(Reviews last updated: August 2026)

What customers like about Karcher SC 5 Deluxe Signature Line?

High steam power (4.2 bar) makes it excellent for deep cleaning tough dirt, grime, and hard-to-reach grout
Continuous, uninterrupted cleaning thanks to the removable, refillable water tank
Intuitive LED display provides real-time temperature tracking and clearly indicates when the device is ready
Thoughtful design with convenient onboard storage cubbies to keep cords and attachments neatly organized
Versatile range of attachments and an adjustable steam output for use on multiple surfaces (e.g., floors, upholstery, garments, and tiles)
Highly manageable and easy to manoeuvre due to smooth-rolling wheels and a manageable weight

What customers dislike about Karcher SC 5 Deluxe Signature Line?

Struggles to remove heavy, old limescale deposits without the aid of prior chemical treatments
Can be time-consuming to use on very large, heavily soiled outdoor areas (like balcony floors), where a high-pressure water cleaner would be more efficient
Premium quality and feature set come at a higher price point compared to entry-level models

Video reviews

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