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Shark - Clean & Empty, Cordless Stick Vacuum with 1.3L Auto-Empty System, HEPA, Up tp 40 Min Runtime - White

Model: BU3521
SKU: 6583331
Sold byBest Buy

Customers are saying

Customers often highlight the Clean & Empty Cordless Stick Vacuum's lightweight design, strong suction power, and ease of use. Many are happy with the overall performance and appreciate the good battery life and convenient auto-empty feature. However, some customers have noted that it does not pick up trash well.

Generated by AI based on customer reviews.
Features
  • AUTOMATICALLY CHARGES & EMPTIES AFTER EVERY CLEAN

    Return the vac to its charging dock, where it automatically empties into the 1.3L base. After every clean: no more dirt on your hands, no more dust clouds in your home, no more cleaning after you clean.

  • LIGHTWEIGHT MANEUVERABILITY

    The redesigned cordless vacuum is 30% lighter vs. Shark® Vertex® Pro.

  • REMOVABLE HANDVAC

    Transforms into handheld vacuum for lightweight above floor cleaning

  • UP TO 40 MINUTES OF RUNTIME*

    Deep clean your whole home with up to 40 minutes* of runtime. (*In ECO mode, measured at the hand vacuum.)

  • 500X LESS DUST EXPOSURE** VS. TRADITIONAL EMPTYING

    Fine dust and debris get sealed away after every clean, keeping them out of the air you breathe – no more dust clouds. (*Based on third party-plume testing while emptying vs. Shark® Navigator® upright manual empty US/CAN NV130.)

  • HEPA FILTRATION AND ANTI-ALLERGEN COMPLETE SEAL

    Captures and traps over 99.97%* of dust and allergens. (*Based on ASTMF1977, down to .3 microns. Allergens refers to non-living matter.)

  • AUTO-ADJUSTS TO FLOOR TYPES

    Auto-adjusting & MultiSurface brushroll, optimizes brushroll speed for deep carpet cleaning and directly engages hard floors.

  • QUIET MODE

    Provides the option to dock & charge silently, and leave the emptying for later.

  • LED HEADLIGHTS

    Powerful LED lights on the nozzle reveal hidden debris around your home.

  • ACCESSORIES INCLUDED:

    8" Duster Crevice Tool, Pet-Multi tool, Removable DC-Jack Battery Pack (spare battery packs and charging cords sold separately)

See all features
Specifications
  • Battery Charge Time
    360 minutes
    Cleaning Path Width
    10.43 inches
    Vacuum Type
    Stick, Handheld
    Bin Capacity
    0.34 gallons
    Product Weight
    11.24 pounds
    Brush Roll Shut-Off
    No
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Reviews

Customers are sayingCustomers often highlight the Clean & Empty Cordless Stick Vacuum's lightweight design, strong suction power, and ease of use. Many are happy with the overall performance and appreciate the good battery life and convenient auto-empty feature. However, some customers have noted that it does not pick up trash well.
This summary was generated by AI based on customer reviews.
  • Weight (90)
  • Suction Power (69)
  • Ease of use (63)
  • Overall Performance (56)
  • Battery Life (37)
  • Dust Bin Size (5)
  • Filter (3)

Customer Images

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

From the manufacturer

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Shark - Clean & Empty, Cordless Stick Vacuum with 1.3L Auto-Empty System, HEPA, Up tp 40 Min Runtime - White
Shark - Clean & Empty, Cordless Stick Vacuum with 1.3L Auto-Empty System, HEPA, Up tp 40 Min Runtime - White

Meet the new Shark Clean & Empty Cordless Stick Vacuum Cleaner & Auto-Empty System. Clean & Empty features a redesigned 1.3L auto-empty base and a lightweight design for versatile cleaning. With the auto-empty system, cleaning convenience is optimized; Always Charged, Always Empty & ready for the next clean. Inside the base, fine dust and debris is captured after every clean, leaving them out of the air you breathe- Up to 500x less dust exposure*. (*Based on third party-plume testing while emptying vs. Shark® Navigator® upright manual empty US/CAN NV130.) Clean & Empty has up to 40 minutes of runtime* (*in ECO mode, measured at the hand vacuum) with nozzle technology to auto-adjust to floor type, optimizing brushroll speed for deep carpet cleaning. The Powerfins® multi-surface brushroll gives you continuous cleaning contact to dig deep into carpets & directly engage hard floors with self-cleaning brushroll technology allowing for no hair wrap.

Shark - PowerDetect Clean & Empty Cordless Stick Vacuum & Auto-Empty System with Powerful Suction, Up to 70 min Runtime - Dark Gray

The Shark PowerDetect Clean & Empty (IP3251) system is the ultimate cordless solution for powerful, intelligent, whole-home deep cleaning. It features an Auto-Empty system that charges & empties your vacuum after every clean, reducing dust exposure by 1000x* vs. traditional emptying. PowerDetect is powered by Shark’s most powerful cordless suction** PLUS a redesigned DuoClean Detect nozzle with dirt-detecting intelligence and multi-directional cleaning, making it THE BEST debris cleaning*** of ANY cordless vacuum. While most vacuums push around debris in the back-stroke, the redesigned DuoClean Detect nozzle eliminates this problem by capturing more**** dirt, dust, and debris in forward AND reverse for faster cleaning*****. PowerDetect has an impressive 70min of runtime§§ and a MultiFlex wand for effortless under-furniture reach and flex storage. (*Based on third party-plume testing while emptying vs. Shark Navigator upright manual empty US/CAN NV130)(**Based on ASTM F558, measured at the hand vacuum, tested in Boost mode)(†Based on Geomean of ASTMF2607 and IEC62885-2 (5.3 & 5.5) vs cordless market)( ǂvs. original DuoClean nozzle)( §vs. Shark Stratos IZ862H)( §§measured at the handvac in ECO mode)

Shark - PowerPro Flex Reveal Cordless Vacuum, HEPA Filtration & Anti-allergen Complete Seal, Up to 50 min Runtime - White

The Shark PowerPro Flex Reveal Plus provides hypervelocity suction in a lightweight, maneuverable design. Its PowerFins multi-surface nozzle digs deep into carpets and directly engages hard floors for continuous cleaning contact. It comes equipped with FloorDetect & Dirt-Reveal technology, which detects floor type and automatically adjusts brushroll speed for maximized performance on all surfaces and illuminates hidden dirt to ensure no spot is missed. It also has a self-cleaning brushroll to ensure no hair wrap – great for pet owners. It provides up to 50 minutes of runtime* to ensure you have enough power to clean your entire home. Its HEPA filtration system and anti-allergen complete seal capture & trap over 99.97% of dust & allergens†, keeping them out of the air you breathe. The LED headlights enable illumination of dark areas to easily spot dust & small debris, while the flexible wand makes under-furniture cleaning easy. If you need to clean furniture, countertops, or other hard-to-reach places, it converts easily into a hand vacuum. Attachable accessories include the 8” Crevice Tool and Upholstery Tool. *Measured at the handvac in standard mode. †Based on ASTM F1977 of particles .3 microns and larger. Allergens refer to non-living matter.

Shark - Pet Cordless Stick Vacuum with XL Dust Cup, LED Headlights, Up to 40 min Runtime - Blue Iris

The Shark Pet Cordless Stick Vacuum combines deep-cleaning suction with cordless convenience. Powerful suction delivers deep cleaning on both hard floors and carpets while the vacuum's lightweight design and removable handheld vac allow for cleaning from floor to ceiling. For added convenience, the XL dust cup features CleanTouch technology for hands-off debris disposal.

Pros for Shark - Clean & Empty, Cordless Stick Vacuum with 1.3L Auto-Empty System, HEPA, Up tp 40 Min Runtime - White
Weight, Suction Power, Ease of use, Overall Performance, Battery LifeSuction Power, Battery Life, Overall Performance, Weight, Ease of UseSuction Power, Overall Performance, Battery Life, Portability, Floor DetectionEase of use, Suction Power, Weight, Battery Life, Overall Performance
Cons for Shark - Clean & Empty, Cordless Stick Vacuum with 1.3L Auto-Empty System, HEPA, Up tp 40 Min Runtime - White
Dust Bin Size, FilterNoise Level, Size, OverheatingThere were no cons for this productCarpet Cleaning, Storage, Clogging

Specs

Questions & Answers
  • Why is this Shark vacuum called 'Clean & Empty'?

    It's called 'Clean & Empty' because it automatically empties the dust and debris into the base after every cleaning session.

    This question and answer was generated by AI based on customer and product data.
  • How does this vacuum handle different floor types?

    The vacuum has an auto-adjusting multi-surface brushroll that optimizes brushroll speed for carpets and engages hard floors directly.

    This question and answer was generated by AI based on customer and product data.
  • How long does the battery last on a single charge?

    The vacuum provides up to 40 minutes of runtime in ECO mode.

    This question and answer was generated by AI based on customer and product data.
  • Does this vacuum have a HEPA filter?

    Yes, it has a HEPA filtration and anti-allergen complete seal that captures and traps over 99.97% of dust and allergens.

    This question and answer was generated by AI based on customer and product data.
  • What comes with this Shark vacuum?

    This Shark vacuum comes with a duster crevice tool, pet multi-tool, and a removable DC-jack battery pack.

    This question and answer was generated by AI based on customer and product data.
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