Shark Clean & Empty Cordless Vacuum Cleaner & Auto-Empty System Bu3521Uk Print

Shark BU3521UK Cordless Stick Vacuum With Auto Empty System

Used Offers from £257.77
Promotion
Overall Rating: 2.3 / 5 (average from multiple review sources, as of 23 Jun 2026)
Based on a total of 48,964 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time, Charging Dock, LED Headlights, White/Blue, BU3521UK

£199.99
Free Delivery

Shark Clean & Empty Cordless Vacuum Cleaner & Auto-Empty System Bu3521Uk Print

Overall Rating: 3.9 / 5 (average from multiple review sources, as of 15 Jun 2026)
Based on a total of 203,227 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Cheapest Price
Check retailer for delivery time
Visa Visa Mastercard Mastercard
£199.00
Delivery from £3.99

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time, Charging Dock, LED Headlights, White/Blue, BU3521UK

Overall Rating: 2.3 / 5 (average from multiple review sources, as of 23 Jun 2026)
Based on a total of 48,964 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
Direct debit Direct debit Visa Visa Mastercard Mastercard
£199.99
Free Delivery

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time,

Overall Rating: 4.4 / 5 (average from multiple review sources, as of 15 Jun 2026)
Based on a total of 128,833 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
3-5 days
PayPal PayPal Visa Visa Mastercard Mastercard
£239.12
Free Delivery

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time, Charging Dock, LED Headlights, White/Blue, BU3521UK

Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
Direct debit Direct debit Visa Visa Mastercard Mastercard
£248.78
Free Delivery

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time, Charging Dock, LED Headlights, White/Blue, BU3521UK

Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
Direct debit Direct debit Visa Visa Mastercard Mastercard
£248.78
Free Delivery

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time, Charging Dock, LED Headlights, White/Blue, BU3521UK

Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock
Direct debit Direct debit Visa Visa Mastercard Mastercard
£269.99
Free Delivery

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time, Charging Dock, LED Headlights, White/Blue, BU3521UK

Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
Direct debit Direct debit Visa Visa Mastercard Mastercard
£272.99
Free Delivery

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time, Charging Dock, LED Headlights, White/Blue, BU3521UK

Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
Direct debit Direct debit Visa Visa Mastercard Mastercard
£279.00
Free Delivery

Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, Lightweight Anti Hair Wrap Vacuum with Pet & Crevice Tools, 40 Mins Run-Time, Charging Dock, LED Headlights, White/Blue, BU3521UK

Overall Rating: 1.4 / 5 (average from multiple review sources, as of 12 Jun 2026)
Based on a total of 63 customer reviews from independent review platforms.

Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.

All brand names and logos are the property of their respective owners.

Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
In stock. Express Delivery available with Amazon Prime.
Direct debit Direct debit Visa Visa Mastercard Mastercard
£285.00
Free Delivery
  • 1
  • 2
  • 3
Shark Clean & Empty Cordless Vacuum Cleaner & Auto-Empty System Bu3521Uk Print

Cheapest offer

Shark Clean & Empty Cordless Vacuum Cleaner & Auto-Empty System BU3521UK Meet the cordless vacuum that empties itself, so you don't have to. 5-year guarantee (upon registration with Shark, 2 years for batteries, UK & ROI only). Forget about emptying for weeks at a time - Every time you finish cleaning, Shark Clean & Empty automatically deposits the dirt and debris into a completely sealed base unit that holds it for up to 30 days. No more manual emptying after every clean - simply return the vacuum to the dock and let the hands-free Auto-Empty System empty the cordless vacuum's dust-cup into a large bagless base. Seals away dust & debris inside the base - Anti-Allergen Complete Seal captures and traps up to 99.9%* of dust, allergens and irritants inside the base*, keeping them out of the air you breathe. Perfect for homes with pets or allergies. Lightweight & agile - This cordless stick vacuum is 30% lighter** and easy to use. Charging while stored on the dock, your cordless vacuum is
£199.00
Check retailer for delivery time
Very.co.uk

🤖 Ask ChatGPT

Product information

At a glance

  • Hassle-free and cordless cleaning with Shark Clean Stick Vacuum
  • Effortless transition from carpets to hard surfaces
  • HEPA filter traps 99.9% of dust and allergens

Note: This text was created with the help of AI.

Perfect for the Busy, Modern Home

Are you tired of lugging around a heavy vacuum? Or perhaps you're after a cleaning solution that keeps up with your bustling lifestyle? Then look no further than the Shark Clean Cordless Stick Vacuum Cleaner with Auto Empty System BU3521UK. This handy piece of kit is just what you need to keep your home spick and span.

Key Features and Benefits

Not only is the Shark Clean Cordless Stick Vacuum incredibly easy to use, it's jam-packed with features designed to make your life easier. For starters, it's cordless – say goodbye to tripping over cords or being restricted in your cleaning. It also boasts an Auto Empty System, which automatically empties the dust cup into a bagless base, saving you from the dirty work. Plus, its DuoClean technology effortlessly moves from carpets to hard floors, ensuring no spot is missed.

Stylish and User-Friendly Design

Sleek and modern, the Shark Clean Cordless Stick Vacuum is as stylish as it is practical. Its slim, lightweight design makes it a breeze to navigate around furniture and between rooms. The stick vacuum also features LED headlights to illuminate hidden dust and debris, and flexible wand bending to clean under low-lying furniture with ease.

Unparalleled Performance

When it comes to cleaning prowess, the Shark Clean Cordless Stick Vacuum shines. Its Anti Hair Wrap technology actively removes hair from the bristle brush-roll as you clean, meaning no more nasty tangles. The vacuum also uses a HEPA filter to capture and trap 99.9% of dust and allergens, providing a thorough and efficient clean every time. With this vacuum, your home won't just look clean, it'll feel clean, too!

Note: This text was created with the help of AI.

Pros and cons

Pros

  • Cordless for unrestricted cleaning
  • Auto Empty System convenience
  • DuoClean technology for all surfaces
  • Lightweight and easy navigation

Cons

  • May require frequent charging
  • Auto Empty best for bagless users

Note: This text was created with the help of AI.

How well did the information meet your expectations and assist you further?

Not at all Neutral Very much

Similar products

13 Pack BU3521UK Filter Replacement Compatible with Shark Clean & Empty Cordless BU3521UK BU3521UKTSB Vacuum Part
13 Pack BU3521UK Filter Replacement Compatible with Shark Clean & Empty Cordless BU3521UK BU3521UKTSB Vacuum Part
£29.99
Go to shop
Amazon-marketplace.co.uk
Free Delivery
BU3521UK BU3521UKTSB Filter Replacement for Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, 2 Handheld Vac Pre-motor Filters, 2 HEPA, 2 Foam & Felt Kit, Washable and Reusable
BU3521UK BU3521UKTSB Filter Replacement for Shark Clean & Empty Cordless Vacuum Cleaner with Auto-Empty System, 2 Handheld Vac Pre-motor Filters, 2 HEPA, 2 Foam & Felt Kit, Washable and Reusable
£19.99
Go to shop
Amazon-marketplace.co.uk
Delivery from £4.49
4 Pack IW3611UKT Hand Vac Pre-Motor Filters for Shark Detect Pro Cordless Vacuum Cleaner IW1511UK IW3510UK IW3611UKT BU3521UK BU3521UKTSB
4 Pack IW3611UKT Hand Vac Pre-Motor Filters for Shark Detect Pro Cordless Vacuum Cleaner IW1511UK IW3510UK IW3611UKT BU3521UK BU3521UKTSB
£13.99
Go to shop
Amazon-marketplace.co.uk
Delivery from £4.49
Shark Clean & Empty Cordless Vacuum Cleaner Bu3521Uk With Auto-Empty Dock, 40Min Runtime, Anti-Allergen Seal, Anti Hair Wrap
Shark Clean & Empty Cordless Vacuum Cleaner Bu3521Uk With Auto-Empty Dock, 40Min Runtime, Anti-Allergen Seal, Anti Hair Wrap
£449.00
Go to shop
Diy.com (B&Q)
Free Delivery
MospdyGear 4 Pack Filters Replacement for Shark Detect Pro Cordless Vacuum Cleaner, Compatible with IW1511UK, IW3510UK, BU3521UK, IW3611UKT, IW1111, IW3511 Models
MospdyGear 4 Pack Filters Replacement for Shark Detect Pro Cordless Vacuum Cleaner, Compatible with IW1511UK, IW3510UK, BU3521UK, IW3611UKT, IW1111, IW3511 Models
£12.89
Go to shop
Amazon-marketplace.co.uk
Delivery from £4.49
Don't forget your voucher code: