What to know about Shark IP3251
Why it stands out
Why we like it
The auto-empty dock is the other draw. Shark says it holds up to 45 days of debris, so you rarely touch the fur. TechGearLab rated its emitted air quality Excellent, the battery is detachable, and the warranty is five years.
What to know
Score breakdown
Measured removal of embedded pet hair from low- and high-pile carpet, rugs and upholstery in independent tests (TechGearLab %, RTINGS scores, TechRadar and CNN hands-on tests).
How well the brushroll avoids hair wrap in testing, plus how easy it is to clear (removable or tool-free brushroll).
Hard-floor and edge cleaning, upholstery/stair tools (motorized pet tool or hair screw), and handheld conversion.
Tested runtime at max and low power, swappable battery, and charge time.
Handheld weight, balance, bin size and hygienic emptying (auto-empty docks), and how often filters need washing.
Sealed or HEPA filtration that keeps dander and fine dust in, battery safety and recall history, availability of genuine batteries and parts, and warranty length.
Pet-hair performance per dollar at typical street price.
Shark IP3251 specs
Tested performance
- Pet hair removed, low-pile carpet (TechGearLab test)
- 84 %
- Pet hair removed, high-pile carpet (TechGearLab test)
- 74 %
Battery
- Runtime at max power (TechGearLab)
- 12 min
- Claimed max runtime (eco mode)
- 70 min
- Swappable/click-in battery
- Yes
Design
- Handheld unit weight (TechGearLab measured)
- 3.9 lbs
- Dustbin capacity
- 0.7 L
Pet features
- Anti-tangle/de-tangling floorhead (claimed)
- Yes
- Auto-empty dock included
- Yes
Health & materials
- HEPA filtration (manufacturer claim)
- Yes
- Manufacturer warranty
- 5 years
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Prices and availability may change. The retailer's price and availability at checkout govern the transaction.
| Retailer | Price | Availability | |
|---|---|---|---|
| AmazonLowest | $349.99 $549.99 | In Stock | View deal |
| Best Buy | Check price at retailer | Check at retailer | Check at retailer |
Based on 3 retailer price observations captured during the last 90 days.