Which is better for pet hair?

Both handle pet hair well. The Shark uses two brushrolls in its DuoClean Detect nozzle, while the Dyson's Motorbar head has vanes that strip hair off the brush. The Dyson's lighter weight makes it easier on stairs and furniture.

Is the Dyson worth the extra money?

Only if you value the lighter body, the laser dust head and the LCD readout. At $429.99 at Walmart versus $159.66 at eBay as of November 4, 2026, the Shark gives more runtime and a bigger bin for far less.

Which has better battery life?

The Shark claims up to 70 minutes and the Dyson up to 60, both in their lowest power mode. Real runtime drops sharply in boost modes on either vacuum.

Which is better on hardwood floors?

The Dyson, mainly because the Fluffy Optic head lights up dust you would otherwise miss. The Shark cleans hard floors fine but gives you no visual guide.

Which is easier to carry around the house?

The Dyson. It weighs about 5.2 lb against 7 lb for the Shark, and its slim format converts to a handheld with one click.

Which has the bigger dust bin?

The Shark, at 0.19 gal versus 0.09 gal for the Dyson. Neither holds enough for a full-home clean without emptying.

Shark PowerDetect Speed Cordless Stick Vacuum vs Dyson V12 Detect Slim Cordless Vacuum

Buy the Shark PowerDetect Speed if you want the most suction and runtime for the least money, especially in a home with pets and mixed floors. Buy the Dyson V12 Detect Slim if you want a lighter, more compact vacuum with a dust-revealing laser head and a proven de-tangling Motorbar. The price gap is wide: $159.66 at eBay as of November 4, 2026, versus $429.99 at Walmart the same day.

Today the Shark PowerDetect Speed Cordless Stick Vacuum costs $140.33 less at its best price.

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