PricepectAI-Verified Comparisons

Comparisons About

⌘K

Pricepect

Independent product comparisons to help you buy smarter.

Browse

Categories
Comparisons
Spec Comparisons
Head-to-Head
Search

Info

About
Privacy Policy
Terms of Service

Top Categories

Electronics
Home & Kitchen
Sports & Outdoors
Automotive

✓ Independent & Unbiased✓ AI-Verified Data✓ Expert-Reviewed

Pricepect participates in the Amazon Services LLC Associates Program. As an Amazon Associate, we earn from qualifying purchases. © 2026 Pricepect. All rights reserved.

Shark Cordless Vacuum Cleaner Gray — Review & Specs | Pricepect | Pricepect

Home Stick Vacuum CleanersShark Cordless Vacuum Cleaner Gray

Shark Cordless Vacuum Cleaner Gray — image 1

Shark

Shark Cordless Vacuum Cleaner Gray

Expert Review Analysis

The Shark IP3251 is a high‑end cordless stick vacuum with PowerDetect suction control, a DuoClean Detect dual‑brush nozzle, and an auto‑empty dock that holds up to 2 L of debris for 45 days. It offers up to 70 minutes of runtime in ECO mode, HEPA filtration with odor neutralizer, and a MultiFLEX wand for under‑furniture cleaning.

✓ Best for: Pet owners, families with mixed flooring (hard floors, carpets, rugs), and anyone who wants a whole‑home cordless vacuum with hands‑free dirt disposal and extended runtime for deep cleaning sessions.✗ Not ideal for: People seeking an ultra‑lightweight stick vacuum, those with very limited storage space for a bulky dock, or users who prioritize the longest possible battery life above all else.

Pros

✓PowerDetect technology automatically adjusts suction power to match detected debris, ensuring optimal cleaning efficiency.
✓DuoClean Detect nozzle with dual brushrolls (purple and teal) provides effective pickup on both hard floors and carpets.
✓

Price History

Current

$549.95

Average

$448.60

Lowest

$343.99

Highest

$1,217.70

Price trend (90d):+6.8%

Best Seller Rank History

Now#18Best#9Worst#126 +108

Lower = better sales rank

Rating Trend

Rating4.2/ 5Reviews886+878 reviews -0.80

Specifications

Accessories

Included Tools8" Duster Crevice Tool, Pet Multi-Tool, Motorized Hand Tool

Battery

Battery Life70 min (ECO mode) minutes

Charge Time6 hours minutes

Battery TypeLithium-ion

Design

Height46.34 in mm

Width18.6 in mm

Length10.24 in mm

Total Weight18.48 lbs g

Vacuum Weight7.96 lbs g

Features

LED LightsYes

Auto-Empty DockYes

Odor NeutralizerYes

PowerDetectAutomatic suction adjustment based on debris detection

DuoClean Detect NozzleDual brushrolls for all floor types

General

BrandShark

ManufacturerSharkNinja

ModelIP3251

Release Date2024-08-25

Warranty5 years limited

Power

Power (Peak)380-450 W

Voltage21.6 V V

Charging

Charge TimeApproximately 6 hours to full

Filtration

Filter TypesPre‑motor oval foam/felt, dock triangular foam/felt, post‑motor HEPA (washable)

Warranty

Limited Warranty5 years limited for full system, 2 years for parts

Dust Capacity

Dust Bin Capacity0.185 gal onboard, 2 L base (auto‑empty dock)

Dimensions & Weight

Height46.34 Inches

Width18.6 Inches

Depth10.24 Inches

Weight18.48 pounds

Research Sources

appliancesonline.com.au

toptenreviews.com

Similar Products

Shark HV322 Rocket Pet Plus Corded Stick Vacuum with LED Headlights, XL Dust Cup, Lightweight, Perfect for Pet Hair Pickup, Converts to a Hand Vacuum, with (2) Pet Attachments, Bordeaux/Silver

Shark HV322 Rocket Pet Plus Corded Stick Vacuum with LED Headlights, XL Dust Cup, Lightweight, Perfect for Pet Hair Pickup, Converts to a Hand Vacuum, with (2) Pet Attachments, Bordeaux/Silver

Shark

Shark Cordless Vacuum Cleaner, HEPA Filter, Lightweight, Portable, Rechargeable, Pet Hair Pickup, Removable Handheld, Crevice, Upholstery & Dusting Brush Included, 40-min runtime, Red, IZ362H

Shark Cordless Vacuum Cleaner, HEPA Filter, Lightweight, Portable, Rechargeable, Pet Hair Pickup, Removable Handheld, Crevice, Upholstery & Dusting Brush Included, 40-min runtime, Red, IZ362H

Shark

Tineco Floor ONE S5 Smart Cordless Wet Dry Vacuum Cleaner and Mop for Hard Floors, Digital Display, Long Run Time, Great for Sticky Messes and Pet Hair, Space-Saving Design, Blue

Tineco Floor ONE S5 Smart Cordless Wet Dry Vacuum Cleaner and Mop for Hard Floors, Digital Display, Long Run Time, Great for Sticky Messes and Pet Hair, Space-Saving Design, Blue

Tineco

DREAME H12 Dual Smart Wet Dry Vacuum Cleaner, Floor Cleaner Mop Combo 4-in-1 Cordless Vacuum for Multi-Surface, One-Step Self Cleaning with Hot Air Drying, Black

DREAME H12 Dual Smart Wet Dry Vacuum Cleaner, Floor Cleaner Mop Combo 4-in-1 Cordless Vacuum for Multi-Surface, One-Step Self Cleaning with Hot Air Drying, Black

DREAME

Bissell Cleanview XR Pet 300W Cordless Vacuum with Removable Battery, 3797V

Bissell Cleanview XR Pet 300W Cordless Vacuum with Removable Battery, 3797V

Bissell

Shark Detect Clean & Empty Auto-Empty System - Lightweight Cordless Vacuum Cleaner with HEPA Filter, Portable Handheld Attachment, Crevice Tool, Ideal Stick Vacuum for Pet Hair, White, IW3511

Shark Detect Clean & Empty Auto-Empty System - Lightweight Cordless Vacuum Cleaner with HEPA Filter, Portable Handheld Attachment, Crevice Tool, Ideal Stick Vacuum for Pet Hair, White, IW3511

Shark

Hoover ONEPWR WindTunnel Emerge Cordless Stick Vacuum Cleaner, Lightweight Stick Vac, Powerful and Quiet Cleaning, Self Standing, No Wall Mount Required, Cordless Vacuum Cleaners for Home Use

Hoover ONEPWR WindTunnel Emerge Cordless Stick Vacuum Cleaner, Lightweight Stick Vac, Powerful and Quiet Cleaning, Self Standing, No Wall Mount Required, Cordless Vacuum Cleaners for Home Use

Hoover

24.8V Charger for Shark Cordless Vacuum IZ162H IZ163H IZ362H IZ363H IX140H IX141 IZ140 IZ142 UZ145 IZ162HC WZ140 XBCHGX140 XSBT620 UZ155, Replacement for Shark Pet Pro Vacuum DK33-248080h-U Charger

24.8V Charger for Shark Cordless Vacuum IZ162H IZ163H IZ362H IZ363H IX140H IX141 IZ140 IZ142 UZ145 IZ162HC WZ140 XBCHGX140 XSBT620 UZ155, Replacement for Shark Pet Pro Vacuum DK33-248080h-U Charger

BOEEA

Dyson WashG1 Wet Cleaner (Matte Black/Ultra Blue)

Dyson WashG1 Wet Cleaner (Matte Black/Ultra Blue)

Dyson

Shark Clean & Empty Cordless Stick Vacuum – Lightweight Cordless Vacuum with Auto-Empty System, HEPA Filter, Portable, Rechargeable, Exclusive Motorized Hand Tool for Pet Hair, BU3523

Shark Clean & Empty Cordless Stick Vacuum – Lightweight Cordless Vacuum with Auto-Empty System, HEPA Filter, Portable, Rechargeable, Exclusive Motorized Hand Tool for Pet Hair, BU3523

Shark

Shark Clean & Empty Cordless Stick Vacuum – Lightweight Cordless with HEPA Filter, Portable, Rechargeable, Auto-Empty System, Stick Vacuum for Pet Hair, Carpets & Hardfloor, White, BU3521

Shark Clean & Empty Cordless Stick Vacuum – Lightweight Cordless with HEPA Filter, Portable, Rechargeable, Auto-Empty System, Stick Vacuum for Pet Hair, Carpets & Hardfloor, White, BU3521

Shark

Cordless Vacuum Cleaner, 600W 50KPA 65 Mins Runtime Self-Standing Vacuum Cleaners for Home, Stick Vacuum with Charging Dock Station Removable Battery, Handheld Vacuum for Pet Hair/Carpet/Floor

Cordless Vacuum Cleaner, 600W 50KPA 65 Mins Runtime Self-Standing Vacuum Cleaners for Home, Stick Vacuum with Charging Dock Station Removable Battery, Handheld Vacuum for Pet Hair/Carpet/Floor

SMOTURE

Tineco Pure ONE Station 5 Cordless Smart Vacuum with 2.5L Auto Dust Base, Full-Path Self-Cleaning, 175W Suction, ZeroTangle Tech, iLoop Smart Sensor, Suitbale for Hard Floor & Carpet

Tineco Pure ONE Station 5 Cordless Smart Vacuum with 2.5L Auto Dust Base, Full-Path Self-Cleaning, 175W Suction, ZeroTangle Tech, iLoop Smart Sensor, Suitbale for Hard Floor & Carpet

Tineco

Shark Robot Vacuum & Mop Combo, PowerDetect NeverTouch Pro, Pad Wash & Dry, 60-Day Debris Capacity, 5PowerDetect Technologies,White,AV2800ZE, for Carpets & Hardfloors

Shark Robot Vacuum & Mop Combo, PowerDetect NeverTouch Pro, Pad Wash & Dry, 60-Day Debris Capacity, 5PowerDetect Technologies,White,AV2800ZE, for Carpets & Hardfloors

Shark

RONGJU Replacement Parts for Shark IP3251 IP3251C IP3252 IP325, 2 Sets of Auto-Empty Dock Hepa Filter, 2 Handheld Vacuum Post-Motor Filter, 4 Sets of Pre-moter Filters and 4 Sets Base Station Filter

RONGJU Replacement Parts for Shark IP3251 IP3251C IP3252 IP325, 2 Sets of Auto-Empty Dock Hepa Filter, 2 Handheld Vacuum Post-Motor Filter, 4 Sets of Pre-moter Filters and 4 Sets Base Station Filter

RONGJU

IP3251 IP3252 IP3124 HEPA Filter Replacement Compatible with Shark IP3251 Cordless PowerDetect Clean Empty Lightweight Stick Vacuum and Shark IP3251C PowerDetect Auto Empty System Dock (2 Pack)

IP3251 IP3252 IP3124 HEPA Filter Replacement Compatible with Shark IP3251 Cordless PowerDetect Clean Empty Lightweight Stick Vacuum and Shark IP3251C PowerDetect Auto Empty System Dock (2 Pack)

Janedtcyy

IP3251 IP3252 IP3124 HEPA Filter Replacement Compatible with Shark IP3251 Cordless PowerDetect Clean Empty Lightweight Stick Vacuum and Shark IP3251C PowerDetect Auto Empty System Dock (1 Pack)

IP3251 IP3252 IP3124 HEPA Filter Replacement Compatible with Shark IP3251 Cordless PowerDetect Clean Empty Lightweight Stick Vacuum and Shark IP3251C PowerDetect Auto Empty System Dock (1 Pack)

Janedtcyy

Tineco Floor ONE Switch S6 Stretch Wet Dry Vacuum Cleaner, Multi-Function, 180° Lay-Flat, Anti-Tangle Design, Self-Cleaning, 65Min Runtime, Dual-Edge Cleaning, Whole-House Cleaning Floor Cleaner

Tineco Floor ONE Switch S6 Stretch Wet Dry Vacuum Cleaner, Multi-Function, 180° Lay-Flat, Anti-Tangle Design, Self-Cleaning, 65Min Runtime, Dual-Edge Cleaning, Whole-House Cleaning Floor Cleaner

Tineco

Fieety Cordless Vacuum Cleaner, ...

roborock Q7 M5+ Robot Vacuum and Mop, Upgraded from Q5 Max+, Up to 7-9 Weeks Self-Empty, 10000Pa Suction, Dual Anti-Tangle System for Pet Hair & Carpet, PreciSense LiDAR Navigation, App Control, White

roborock Q7 M5+ Robot Vacuum and Mop, Upgraded from Q5 Max+, Up to 7-9 Weeks Self-Empty, 10000Pa Suction, Dual Anti-Tangle System for Pet Hair & Carpet, PreciSense LiDAR Navigation, App Control, White

roborock

User Reviews

Please sign in to leave a review

Sort by:

No reviews yet. Be the first to review!

4.2

(884 reviews)

$549.95

Track Price on BigBangPrice

Get notified when the price drops. Track this product on BigBangPrice, our price tracking partner.

IP3251Dark GrayCompact

Stick Vacuum Cleaners

Auto‑empty dock holds up to 2 L of dirt for up to 45 days, reducing dust exposure by an estimated 1000× compared with manual emptying.

✓Up to 70 minutes of runtime in ECO mode allows whole‑home cleaning without frequent recharging.

✓HEPA filtration and odor neutralizer capture allergens and eliminate odors, improving indoor air quality.

✓MultiFLEX wand reaches under furniture and tight spaces, enhancing versatility for daily messes.

✓LED lights on the nozzle illuminate hidden debris, improving cleaning visibility.

Cons

✗The dock is bulky and tall, making storage in smaller closets or apartments challenging.
✗The vacuum unit is top‑heavy, which can cause user fatigue during extended cleaning sessions.
✗Rug maneuverability is inconsistent, with occasional difficulty pulling the vacuum across thick rugs.
✗Battery performance in real‑world use is average, often delivering less runtime than the advertised 70 minutes.
✗Overall system weight of around 18 lb (full system) is considered heavy by many users.

From Expert Reviews

Praised by Experts

✓Top Ten Reviews highlights the Shark IP3251 as an excellent upper‑midrange cordless vacuum with powerful suction that captures almost all debris.
✓Professional tests rank its debris‑cleaning performance as the best in the cordless market according to ASTM/IEC standards.
✓The auto‑empty dock is praised for hands‑free maintenance, eliminating frequent manual emptying.
✓Pet‑hair pickup is noted as outstanding across hard floors, carpets, and upholstery.

Criticized by Experts

✗Reviewers note the dock’s bulkiness and height make it difficult to store in limited spaces.
✗The vacuum’s top‑heavy design leads to user fatigue during long cleaning sessions.
✗Rug handling is described as tricky, with the unit sometimes struggling on thicker rugs.
✗Battery life is considered average in practice, falling short of the claimed 70‑minute runtime.

From User Reviews

Users Love

✓Customers appreciate the convenience of the auto‑empty dock, which reduces how often they need to empty the bin.
✓Pet owners report that the dual brushrolls effectively remove pet hair from both hard floors and carpets.
✓The odor neutralizer feature is mentioned as helpful for keeping the home smelling fresh after cleaning.
✓The MultiFLEX wand’s ability to reach under furniture is valued for cleaning tight spaces.

Users Complain About

✗Some users find the overall weight of the system (~18 lb) to be heavy and cumbersome to maneuver.
✗The dock’s size is considered bulky, making it hard to fit in smaller storage areas.
✗A few customers mention that the battery does not always reach the advertised 70‑minute runtime during regular use.

Expert Opinion

Professional reviewers consider the Shark IP3251 a top‑performing cordless vacuum, praising its powerful suction, best‑in‑class debris cleaning, and the hands‑free convenience of the auto‑empty dock. However, they point out practical drawbacks such as the dock’s bulk, the unit’s top‑heavy feel, inconsistent rug handling, and only average real‑world battery endurance.

What Users Say

Everyday users largely echo the professional praise for the auto‑empty dock and pet‑hair performance, noting that the vacuum makes cleaning easier and keeps the home smelling fresh. The most common user frustrations revolve around the system’s overall weight and the dock’s size, with occasional comments about the battery not always meeting the 70‑minute claim.

Common Complaints

The most frequently reported issues are the heavy overall weight of the system, the dock’s bulky dimensions making storage difficult, average battery performance that falls short of the advertised runtime, and occasional difficulty maneuvering over thick rugs.

How It Compares

vs. Shark IZ862H

Advantages

✓The IP3251 provides a larger 2 L auto‑empty base, reducing dust exposure far more than the IZ862H’s standard bin.
✓PowerDetect suction control on the IP3251 adjusts automatically, whereas the IZ862H uses fixed suction settings.

Disadvantages

✗The IP3251’s overall system weight (~18 lb) is higher than the lighter IZ862H model.
✗The dock for the IP3251 is bulkier than the more compact charging solution of the IZ862H.

Choose the IP3251 if you need auto‑empty convenience and top‑tier suction; opt for the IZ862H if you prefer a lighter, more compact cordless vacuum with simpler storage.