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Shark AZ3900UKTBK Review | 52 Data compared

Avg. price:~£420Suction power (AW):?Battery runtime:N/A minutesCapacity:1.3 LWeight:7.72 kg

Shark AZ3900UKTBK Review: Compare 52 technical specifications and user reviews to see how this product ranks in the Vacuum Cleaners category and whether it is worth buying.

6.9

Overall score

Score
6.9/ 10
✕
What it is
An overall evaluation of the vacuum cleaner's quality, based on technical analysis and user reviews.
When it matters
When you need a quick reference for identifying the best vacuum cleaners on the market.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 55% of models
Score components

80%

6.9

Technical Score

20%

?

User score

â–²Better than 55% of vacuum-cleaners
6.9

Technical Score

Technical score
6.9/ 10
✕
What it is
An assessment of the vacuum cleaner's technical performance across six key areas: performance, battery and power supply, filtration, attachments, design, and smart features.
When it matters
When you want to compare vacuum cleaners by cleaning performance, specifications, and available features.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 64% of models
Score components

28%

7.6

Performance

22%

4.6

Battery

18%

8.8

Filtration

14%

7.6

Attachments

10%

4.3

Design

8%

8.5

Smart features

â–²Better than 64% of vacuum-cleaners
?

User score

User score
8.0/ 10
✕
What it is
A rating that combines user reviews with the total number of reviews received by the vacuum cleaner.
When it matters
When you want to know how a vacuum cleaner performs in everyday use and how reliable owners find it over time.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 73% of models
Score components

70%

?

User ratings

30%

?

Number of reviews

  • No image
No image

Best prices

    N/A~ £420
*As an Amazon Associate, we earn from qualifying purchases.

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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Verdict

The Shark PowerDetect AZ3900UKTBK is a flagship corded upright vacuum featuring a powerful 750W motor and a 1.3-litre dust capacity. It highlights DuoClean Detect technology with multiple sensors that automatically adjust suction and brush-roll speed based on floor type, alongside DirectionDetect for effective debris pickup in both forward and reverse motions. Main characteristics include the Powered Lift-Away design for portable cleaning, Anti-Allergen Complete Seal that traps 99.9% of dust, and Anti Hair Wrap Plus to prevent tangles. Pros include exceptional suction power, versatile cleaning modes (Detect, Hard Floor, Carpet, and Area Rug), and integrated anti-odour technology. Notable cons include its significant weight of approximately 7.7kg, making it less manoeuvrable for some, and a stiff 8m power cord that can be difficult to manage.

Technical Specifications of vacuum cleaner Shark AZ3900UKTBK

Technical Score
Technical score
6.9/ 10
✕
What it is
An assessment of the vacuum cleaner's technical performance across six key areas: performance, battery and power supply, filtration, attachments, design, and smart features.
When it matters
When you want to compare vacuum cleaners by cleaning performance, specifications, and available features.
Score distribution
â–¼
<55-66-77-88-99-10
â–² Better than 64% of models
Score components:

28%

7.6

Performance

22%

4.6

Battery

18%

8.8

Filtration

14%

7.6

Attachments

10%

4.3

Design

8%

8.5

Smart features

6.9
Shark AZ3900UKTBK has a technical score of 6.9 points, which is higher than 64.4% of vacuum cleaners.
User score
User score
8.0/ 10
✕
What it is
A rating that combines user reviews with the total number of reviews received by the vacuum cleaner.
When it matters
When you want to know how a vacuum cleaner performs in everyday use and how reliable owners find it over time.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 73% of models
Score components

70%

?

User ratings

30%

?

Number of reviews

?
Popularity
Popularity
1.0/ 10
✕
What it is
An indicator based on the number of reviews received by the vacuum cleaner.
When it matters
When you prefer a vacuum cleaner that has been chosen and reviewed by many other buyers.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 99% of models
Popularity:
Shark AZ3900UKTBK has a popularity score of 1 point, which is lower than 61.7% of vacuum cleaners.
1.0
Shark AZ3900UKTBK has a popularity score of 1 point, which is lower than 61.7% of vacuum cleaners.
Ratio quality/price
Value for money
7.3/ 10
✕
What it is
An indicator that combines the vacuum cleaner's overall score with its price.
When it matters
When you are looking for a vacuum cleaner with a good balance between quality and price.
Score distribution
â–¼
<55-66-77-88-99-10
â–¼ Worse than 86% of models
Score components:

60%

6.9

Overall score

40%

8.3

Price

7.3
Shark AZ3900UKTBK has a value-for-money score of 7.3 points, which is lower than 78.9% of vacuum cleaners.
Suction power (AW)
?
Suction power (kPa)
?
Airflow
?
Motor type
Universal motor
Power consumption
750 W
Power consumption
750 W
â–¼ Worse than 69% of models
Market range: <165 W – >899 W
This vacuum cleaner draws 750 W, which is higher than the power consumption of 69.3% of vacuum cleaners and equal to that of 6.6% of vacuum cleaners.
Show more
Cordless
no
Cordless
no
â–¼ Worse than 50% of models
This vacuum cleaner does not work cordlessly. 49.5% of vacuum cleaners offer cordless operation.
Battery runtime
N/A
Charging time
N/A
Battery capacity
N/A
Battery voltage
N/A
Show more
Filter class
hepa
Filter class
hepa
â–¼ Worse than 38% of models
This vacuum cleaner uses filter class hepa, which is more advanced than the class used by 16% of vacuum cleaners and the same as the class used by 46% of vacuum cleaners.
Minimum overall efficiency
99.9%
Minimum overall efficiency
99.9%
â–¼ Worse than 68% of models
Market range: <95 % – >99.99 %
This vacuum cleaner reaches 99.9% minimum overall efficiency, which is lower than that of 68.1% of vacuum cleaners and equal to that of 10.6% of vacuum cleaners.
Suitable for allergy sufferers
yes
Suitable for allergy sufferers
yes
â–² Better than 18% of models
This vacuum cleaner is suitable for allergy sufferers. 82.4% of vacuum cleaners are allergy-friendly.
Capacity
1.3 L
Capacity
1.3 L
â–² Better than 59% of models
Market range: <0.44 L – >4 L
This vacuum cleaner has a dust capacity of 1.3 L, which is larger than that of 58.5% of vacuum cleaners and equal to that of 1.1% of vacuum cleaners.
Bagless
yes
Bagless
yes
â–² Better than 21% of models
This vacuum cleaner uses a bagless design. 78.6% of vacuum cleaners use this setup.
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Main brush type
soft roller
Roller type
multi-surface
Anti-tangle brush
yes
Anti-tangle brush
yes
â–² Better than 74% of models
This vacuum cleaner includes an anti-tangle brush. 25.7% of vacuum cleaners include this feature.
Mini motorized brush
no
Mini motorized brush
no
â–¼ Worse than 27% of models
This vacuum cleaner does not include a mini motorized brush. 26.9% of vacuum cleaners include this attachment.
Suitable for pet owners
yes
Suitable for pet owners
yes
â–² Better than 28% of models
This vacuum cleaner is suitable for pet owners. 72% of vacuum cleaners handle pet hair well.
Show more
Vacuum type
upright
Weight
7.72 kg
Weight
7.72 kg
â–¼ Worse than 94% of models
Market range: <2.15 kg – >7.1 kg
This vacuum cleaner weighs 7.72 kg, which is greater than the weight of 94.4% of vacuum cleaners and equal to that of 0.1% of vacuum cleaners.
2-in-1 design
no
2-in-1 design
no
â–¼ Worse than 53% of models
This vacuum cleaner does not offer a 2-in-1 design. 53% of vacuum cleaners offer this flexible format.
Self-standing
yes
Self-standing
yes
â–² Better than 81% of models
This vacuum cleaner stands on its own. 18.9% of vacuum cleaners offer this convenience.
Adjustable tube height
no
Adjustable tube height
no
â–¼ Worse than 47% of models
This vacuum cleaner does not include adjustable tube height. 47.4% of vacuum cleaners offer this ergonomic feature.
Show more
Auto suction adjustment
yes
Auto suction adjustment
yes
â–² Better than 80% of models
This vacuum cleaner supports automatic suction adjustment. 19.9% of vacuum cleaners support this feature.
Dust particle sensor
yes
Dust particle sensor
yes
★ Better than 92% of models
This vacuum cleaner includes a dust particle sensor. 8% of vacuum cleaners include this feature.
LED display
no
LED display
no
â–¼ Worse than 26% of models
This vacuum cleaner does not include an LED display. 25.9% of vacuum cleaners include this interface feature.
Nozzle light
yes
Nozzle light
yes
â–² Better than 57% of models
This vacuum cleaner includes a nozzle light. 43.4% of vacuum cleaners include this visibility feature.
Mopping support
no
Mopping support
no
â–¼ Worse than 4% of models
This vacuum cleaner does not support mopping. 3.7% of vacuum cleaners support this multi-function feature.

Shark AZ3900UKTBK vs the average vacuum cleaner

246810TotalPerformanceBatteryFiltrationAttachmentsDesignSmart features
  • Includes anti-tangle brush
    Anti-tangle brush
    yes
    â–² Better than 74% of models
    This vacuum cleaner includes an anti-tangle brush, the average vacuum cleaner does not.
  • Automatic suction adjustment
    Auto suction adjustment
    yes
    â–² Better than 80% of models
    This vacuum cleaner supports automatic suction adjustment, the average vacuum cleaner does not.
  • Includes dust particle sensor
    Dust particle sensor
    yes
    ★ Better than 92% of models
    This vacuum cleaner includes a dust particle sensor, the average vacuum cleaner does not.
  • Self-standing design
    Self-standing
    yes
    â–² Better than 81% of models
    This vacuum cleaner stands on its own, the average vacuum cleaner does not.
  • 2 more power levels
    Number of speeds
    4
    â–² Better than 85% of models
    Market range: <1 – >4
    This vacuum cleaner offers more speed levels than the average vacuum cleaner (4 vs 2).
    4 vs 2
  • Includes nozzle light
    Nozzle light
    yes
    â–² Better than 57% of models
    This vacuum cleaner includes a nozzle light, the average vacuum cleaner does not.
  • 45 mm wider cleaning path
    Cleaning path width
    305 mm
    â–² Better than 89% of models
    Market range: <230 mm – >309 mm
    This vacuum cleaner has a wider cleaning path than the average vacuum cleaner (305 mm vs 260 mm).
    305 mm vs 260 mm
  • 1.5 m longer power cord
    Power cord length
    8 m
    â–² Better than 67% of models
    Market range: <5 m – >9.3 m
    This vacuum cleaner has a longer power cord than the average vacuum cleaner (8 m vs 6.5 m).
    8 m vs 6.5 m
  • 2 more power levels
    Number of speeds
    4
    â–² Better than 85% of models
    Market range: <1 – >4
    This vacuum cleaner offers more speed levels than the average vacuum cleaner (4 vs 2).
    4 vs 2
  • 45 mm wider cleaning path
    Cleaning path width
    305 mm
    â–² Better than 89% of models
    Market range: <230 mm – >309 mm
    This vacuum cleaner has a wider cleaning path than the average vacuum cleaner (305 mm vs 260 mm).
    305 mm vs 260 mm
  • 1.5 m longer power cord
    Power cord length
    8 m
    â–² Better than 67% of models
    Market range: <5 m – >9.3 m
    This vacuum cleaner has a longer power cord than the average vacuum cleaner (8 m vs 6.5 m).
    8 m vs 6.5 m
  • Includes anti-tangle brush
    Anti-tangle brush
    yes
    â–² Better than 74% of models
    This vacuum cleaner includes an anti-tangle brush, the average vacuum cleaner does not.
  • Self-standing design
    Self-standing
    yes
    â–² Better than 81% of models
    This vacuum cleaner stands on its own, the average vacuum cleaner does not.
  • Newer release date
    Release date
    2024
    â–² Better than 82% of models
    Market range: <2k – >2k
    This vacuum cleaner has a newer release date than the average vacuum cleaner (2024 vs 2021).
    Released in September 2024.
    2024 vs 2021
  • Includes dust particle sensor
    Dust particle sensor
    yes
    ★ Better than 92% of models
    This vacuum cleaner includes a dust particle sensor, the average vacuum cleaner does not.
  • Automatic suction adjustment
    Auto suction adjustment
    yes
    â–² Better than 80% of models
    This vacuum cleaner supports automatic suction adjustment, the average vacuum cleaner does not.
  • Includes nozzle light
    Nozzle light
    yes
    â–² Better than 57% of models
    This vacuum cleaner includes a nozzle light, the average vacuum cleaner does not.
  • 2.13x higher weight
    Weight
    7.72 kg
    â–¼ Worse than 94% of models
    Market range: <2.15 kg – >7.1 kg
    This vacuum cleaner is heavier than the average vacuum cleaner (7.7 kg vs 3.62 kg).
    7.72 kg vs 3.62 kg
  • No handheld conversion
    2-in-1 design
    no
    â–¼ Worse than 53% of models
    This vacuum cleaner does not have a 2-in-1 design, the average vacuum cleaner does.
  • More operating noise
    Noise level (Min-Max)
    80-80 dB
    â–¼ Worse than 62% of models
    Market range: <65 dB – >83 dB
    This vacuum cleaner is noisier than the average vacuum cleaner (80-80 dB vs 77-77 dB).
    80-80 dB vs 77-77 dB
  • No soft dusting brush
    Soft dusting brush
    no
    â–¼ Worse than 73% of models
    This vacuum cleaner does not include a soft dusting brush, the average vacuum cleaner does.
  • 0.05 % lower filtration efficiency
    Minimum overall efficiency
    99.9 %
    â–¼ Worse than 68% of models
    Market range: <95 % – >99.99 %
    This vacuum cleaner has lower filtration efficiency than the average vacuum cleaner (99.9 % vs 99.95 %).
    99.9 % vs 99.95 %
  • 40 mm wider body
    Width
    305 mm
    â–¼ Worse than 80% of models
    Market range: <229 mm – >350 mm
    This vacuum cleaner is wider than the average vacuum cleaner (305 mm vs 265 mm).
    305 mm vs 265 mm
  • 2.8x more expensive
    Shark AZ3900UKTBK is more expensive than the average vacuum cleaner (£420 vs £150).
    £420 vs £150
  • 150 W higher power consumption
    Power consumption
    750 W
    â–¼ Worse than 69% of models
    Market range: <165 W – >899 W
    This vacuum cleaner draws more power than the average vacuum cleaner (750 W vs 600 W).
    750 W vs 600 W
  • 2.8x more expensive
    Shark AZ3900UKTBK is more expensive than the average vacuum cleaner (£420 vs £150).
    £420 vs £150
  • 4.6% worse value for money
    Shark AZ3900UKTBK offers worse value for money than the average vacuum cleaner (7.31 vs 7.6).
    7.31 vs 7.65
  • More operating noise
    Noise level (Min-Max)
    80-80 dB
    â–¼ Worse than 62% of models
    Market range: <65 dB – >83 dB
    This vacuum cleaner is noisier than the average vacuum cleaner (80-80 dB vs 77-77 dB).
    80-80 dB vs 77-77 dB
  • 150 W higher power consumption
    Power consumption
    750 W
    â–¼ Worse than 69% of models
    Market range: <165 W – >899 W
    This vacuum cleaner draws more power than the average vacuum cleaner (750 W vs 600 W).
    750 W vs 600 W
  • 0.05 % lower filtration efficiency
    Minimum overall efficiency
    99.9 %
    â–¼ Worse than 68% of models
    Market range: <95 % – >99.99 %
    This vacuum cleaner has lower filtration efficiency than the average vacuum cleaner (99.9 % vs 99.95 %).
    99.9 % vs 99.95 %
  • No soft dusting brush
    Soft dusting brush
    no
    â–¼ Worse than 73% of models
    This vacuum cleaner does not include a soft dusting brush, the average vacuum cleaner does.
  • 2.13x higher weight
    Weight
    7.72 kg
    â–¼ Worse than 94% of models
    Market range: <2.15 kg – >7.1 kg
    This vacuum cleaner is heavier than the average vacuum cleaner (7.7 kg vs 3.62 kg).
    7.72 kg vs 3.62 kg
  • No handheld conversion
    2-in-1 design
    no
    â–¼ Worse than 53% of models
    This vacuum cleaner does not have a 2-in-1 design, the average vacuum cleaner does.
  • 40 mm wider body
    Width
    305 mm
    â–¼ Worse than 80% of models
    Market range: <229 mm – >350 mm
    This vacuum cleaner is wider than the average vacuum cleaner (305 mm vs 265 mm).
    305 mm vs 265 mm
  • 80 mm taller body
    Height
    1,180 mm
    â–¼ Worse than 80% of models
    Market range: <290 mm – >1.2k mm
    This vacuum cleaner is taller than the average vacuum cleaner (1180 mm vs 1100 mm).
    1,180 mm vs 1,100 mm

Graphic comparison of Shark AZ3900UKTBK and other vacuum cleaners

No results found

Third-party reviews

What customers like about Shark AZ3900UKTBK?

  • Incredible suction power on both hard floors and carpets
  • Effective at picking up embedded pet hair and deep dirt
  • SmartDetect / PowerDetect features automatically adjust suction based on floor type, edges, and dirt levels
  • DuoClean dual-roller system picks up debris moving both forward and backward
  • Anti-odour cartridge tech leaves a fresh scent while vacuuming
  • Bright LED headlights illuminate hidden dust on the floor and the wand
  • Self-propelling feel makes it easier to push forward during use

What customers dislike about Shark AZ3900UKTBK?

  • Notably heavy and bulky, making it tiring or difficult for older or weaker users to handle
  • Power cord is exceptionally stiff, rigid, and frustrating to wind up or manage
  • Can 'seal' or lock itself to thick, plush carpets and rugs, stalling the brush roll and triggering red error lights
  • Loud operation, especially when ramping up power on hard floors
  • Hose is very stiff and can cause the main upright unit to tip over when stretched
  • Build quality feels somewhat cheap and clunky due to thin plastic parts
  • The default Auto-Detect mode can be annoying and lacks granular manual suction controls

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

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