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bObsweep Bio Auto-Empty Robot Vacuum vs Shark Matrix Self-Empty Robot Vacuum

Buy the bObsweep Bio if you want mopping and the lowest price: $159.99 at eBay as of November 7, 2026, versus $174.99 at Kohl's for the Shark Matrix. Buy the Shark Matrix if you have carpets and pet hair and want a HEPA filter and a bagless base. The Shark's price has swung from $98.00 to $199.00 since November 3, so it is worth watching for a drop.

Today the bObsweep Bio Auto-Empty Robot Vacuum costs $15.00 less at its best price.

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bObsweep
bObsweep Bio Auto-Empty Robot Vacuum and Mop

bObsweep Bio Auto-Empty Robot Vacuum

bObsweep Bio Auto-Empty Robot Vacuum and Mop

4.5(428 ratings)
$159.99at eBay
Verified
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Visit eBay

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Choose the bObsweep Bio if you want a robot that vacuums and mops, supports Alexa, Google Assistant and Siri, and costs less up front.

Pros
  • Vacuums and mops in one pass
  • 4500 Pa suction and 150-minute battery life
  • Auto-empty base seals debris in an odor-blocking bag
  • Saved maps, NoSweep and NoMop zones, cleaning history
  • Works with Alexa, Google Assistant and Siri
Cons
  • Replacement dust bags are a recurring cost
  • Bag-based base, not bagless
  • 65 dB is audible
  • No HEPA rating
Shark
Shark Matrix Robot Vacuum with 30-Day Self-Empty Base

Shark Matrix Self-Empty Robot Vacuum

Shark Matrix Robot Vacuum with 30-Day Self-Empty Base

4.2(16 ratings)
$174.99at Kohl'sObserved at 4:10 PM
See all prices and details
Visit Kohl's

Choose the Shark Matrix if you have mostly carpet, want HEPA filtration and a bagless self-empty base, and do not need mopping.

Pros
  • HEPA filtration for allergy-sensitive homes
  • Bagless base holds up to 30 days of debris
  • Self-cleaning brushroll resists hair wrap
  • Matrix Clean makes multiple passes over dirt
  • Object detection avoids obstacles day or night
Cons
  • No mopping
  • Suction, battery life and dustbin size not published
  • Only 16 ratings so far
  • Price swung from $98.00 to $199.00 in four days

What separates them

bObsweep Bio Auto-Empty Robot VacuumShark Matrix Self-Empty Robot Vacuum
Price$159.99 at eBay as of November 7, 2026$174.99 at Kohl's as of November 7, 2026
MoppingMotorized wet mop with NoMop zonesVacuum only
FiltrationActivated charcoal odor filtration, sealed dust bagHEPA
Self-empty base3.5 L charcoal-lined bag, bags replacedBagless, holds up to 30 days of debris
NavigationLiDAR with QSLAM mapping, saved multi-floor maps360° LiDAR mapping with object detection
Suction4500 PaNot published by Shark
Battery life150 minutesNot published by Shark
Ratings4.5 of 5 from 428 ratings4.2 of 5 from 16 ratings

Price history

$199.00$31.00
Oct 31Nov 7
  • bObsweep Bio Auto-Empty Robot Vacuum: lowest $31.00 on Nov 5 at vipoutlet.com; $139.00 on Nov 7.
  • Shark Matrix Self-Empty Robot Vacuum: lowest $98.00 on Nov 6 at Walmart; $174.99 on Nov 7.

Prices at every store

bObsweep Bio Auto-Empty Robot Vacuum

  • Best BuyNew

    In stock

    $249.99Observed at 4:10 PM
    Visit Best Buy
  • WalmartNew

    In stockSold by STL PRO, Inc.

    $269.99Verified
    Visit Walmart
  • Home DepotNew

    In stock

    $746.39Observed at 4:10 PM
    Visit Home Depot
  • eBayNew

    Availability unknownSold by sdretailsource (99.5% positive, 5,200 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $159.99Free shippingVerified
    Visit eBay

Also available at

  • WalmartCheck price at Walmart
  • eBayCheck price at eBay
  • SearsCheck price at Sears

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All 13 stores and price history →

Shark Matrix Self-Empty Robot Vacuum

  • Kohl'sNew

    In stock

    $174.99Observed at 4:10 PM
    Visit Kohl's
  • WalmartNew

    In stock

    $329.00Observed at 3:46 PM
    Visit Walmart
  • eBayPre-owned

    Availability unknownSold by techrepair (100% positive, 703 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $90.00Free shippingVerified
    Visit eBay
  • eBayNew

    Availability unknownSold by ezcashsales1 (99.7% positive, 25,700 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $189.00Free shippingVerified
    Visit eBay

Also available at

  • eBayCheck price at eBay
  • DoorDashCheck price at DoorDash
  • vipoutlet.comCheck price at vipoutlet.com

Store links may earn us a commission.

Specs compared

SpecbObsweep Bio Auto-Empty Robot VacuumShark Matrix Self-Empty Robot Vacuum
Power SourceCordlessCordless
Surface TypeVinyl, Hardwood, Laminate, Stone, TileMulti Surface
Filtration TypeActivated Charcoal Odor Filtration, Activated c…HEPA
Vacuum TypeRobot Vacuum, Robot Vacuum & MopRobotic
Design HighlightsDual-brush sweeping, LiDAR laser visionSelf-emptying
CordlessYes—
ColorBrown—
Assistant SupportGoogle Assistant, Amazon Alexa, Siri—
Capacity0.92 gal—
Wet / DryYes—
Suction Power4500 Pa—
Cleaning Width12.5 inches—
Show all 24 specsShow fewer specs
SpecbObsweep Bio Auto-Empty Robot VacuumShark Matrix Self-Empty Robot Vacuum
Battery Life150 Minutes—
Battery TypeLithium Ion—
Depth13 in—
Height3.5 in—
Width13 in—
Construction MaterialBio-Based Plastic—
Noise Level65 dB—
Voice AssistantAmazon Alexa—
App ControlYes—
FeaturesRoom Mapping, Self-Emptying, Mopping

What reviewers say

bObsweep Bio Auto-Empty Robot Vacuum

  • 4.5 / 5428 ratings

Rated 4.5 out of 5 from 428 ratings. Buyers describe the cleaning as doing wonders and single out the navigation, mapping accuracy and suction. Noise is called manageable rather than quiet.

What people mention
  • SuctionPraisedOwners say the 4,500 Pa suction picks up dust and pet hair well on hard floors.
  • NavigationPraisedBuyers report efficient routes and accurate LiDAR mapping.
  • NoiseMixedCalled manageable by most, but still audible while running at 65 dB.
  • MoppingMixedThe motorized mop is a convenience, but it is a light-duty mop rather than a scrubber.

Shark Matrix Self-Empty Robot Vacuum

  • 4.2 / 516 ratings

Ratings are solid but not stellar, around 4.2 out of 5, with buyers mostly happy with suction and pet hair pickup. Complaints tend to center on navigation quirks and the self-empty base.

What people mention
  • Pet hairPraisedOwners say it pulls up pet hair from carpet and the brushroll resists wrap.
  • Self-empty baseMixedBuyers like emptying it monthly but some find the bagless base messy to deal with.
  • NavigationMixedLiDAR mapping works for many, while others report the robot missing spots or getting stuck.
  • SetupCriticised

Questions and answers

Which is better for pet hair?
Both target pet hair. The Shark's self-cleaning brushroll resists hair wrap, which matters on carpet. The bObsweep's dual-brush system and 4500 Pa suction handle hair on hard floors and rugs.
Which is better on carpet?
The Shark Matrix. Its Matrix Clean makes multiple passes and its HEPA filter traps fine dust. The bObsweep is built around hard floors and mopping, with a 12.5-inch cleaning width.
Is the bObsweep worth the extra over the Shark?
It is actually cheaper: $159.99 at eBay versus $174.99 at Kohl's as of November 7, 2026. You pay less and get mopping, but you give up HEPA filtration and a bagless base.
Do I have to buy bags for the bObsweep?
Yes. The auto-empty station seals debris in a 3.5-liter activated charcoal-lined bag, and two reusable bags come in the box. The Shark's base is bagless.
Which has better mapping?
Both use LiDAR. The bObsweep saves multiple floor maps and lets you draw NoSweep and NoMop zones. The Shark adds object detection to steer around obstacles.
Which lasts longer per charge?
The bObsweep lists 150 minutes of battery life. Shark does not publish a runtime for the Matrix, so the bObsweep is the only one you can compare on paper.

More comparisons

  • bObsweep Dustin Robot Vacuum Mop Combo vs bObsweep Bio Auto-Empty Robot Vacuum and Mop
  • bObsweep Dustin Robot Vacuum Mop Combo vs Shark Matrix Robot Vacuum with 30-Day Self-Empty Base
All 3 stores and price history →
—
Weight—11.07 lbs
HEPA Certified—HEPA
Some owners find app pairing and map setup takes several tries.