Shark PowerDetect Cordless IP1251 vs Bissell CleanView XR Pet 3797V

One vacuum is built to clean deeper; the other is built to be carried. The Shark PowerDetect runs 70 minutes on Eco, seals its exhaust through HEPA, and spins two brushrolls at once. The Bissell CleanView XR Pet answers with a 5.9-lb body and a faster charge. That weight gap, 8.11 lbs against 5.9 lbs, is the line most buyers will feel first. Everything else flows from it. The heavier Shark packs more cleaning hardware; the lighter Bissell trades some of that hardware for a frame you can swing around all day without your arm tiring.

The Shark earns its bulk. Its 70-minute Eco runtime nearly doubles the Bissell's 40, so a full carpeted floor rarely needs a mid-clean recharge. The DuoClean Detect head pairs a soft roller with a bristle roller and adds dirt detection that boosts suction over heavier patches on its own. You don't manage the power yourself. The head reads the floor and reacts, dropping to Eco on a bare hallway and ramping up where a pet bed has shed into the carpet. That swing is what stretches a single charge across a whole house. Sealed HEPA filtration matters too. Fine dander stays trapped inside the machine instead of blowing back out, which the Bissell's multi-level filter can't promise. A 0.66 L bin holds more than double the Bissell's 0.3 L, so you stop to empty it half as often. The MultiFlex wand bends to reach under a couch or bed without you getting on the floor, and the included pet multi-tool clears upholstery and stairs. This is a vacuum that wants to be your only one.

The Bissell wins on the things you notice every single use. It's 5.9 lbs, lighter by more than two pounds, and that shows the moment you lift it overhead or carry it upstairs. Two pounds doesn't sound like much on paper. Hold a vacuum at arm's length to do a ceiling corner and you feel every ounce. Its 24V Max battery recharges in 4.5 hours against the Shark's 6, so it's ready again sooner after a deep clean. The single tangle-free brushroll keeps long pet hair from spooling around the bar, which is the failure point on a lot of budget vacuums. Three tools come in the box: a deep-cleaning fur brush, a crevice tool, and a dusting brush, plus a wall mount to keep them together. The 0.3 L tank is small and you'll empty it more often. For a quick lap of the kitchen or a hallway runner, you won't care.

Picture your actual cleaning. If you have wall-to-wall carpet, shedding pets, and someone in the house who reacts to dust, get the Shark and don't overthink it. The deeper brushroll and sealed HEPA do real work the Bissell's lighter setup can't match, and the 70-minute runtime means you finish the whole floor in one go rather than docking to charge halfway through the bedrooms. The dirt-detection boost pays off most on carpet, where embedded hair hides below the surface. But if your home is mostly hard floor and low-pile rugs, and you reach for a vacuum because it's quick and not heavy, the Bissell fits that habit better. A 40-minute charge clears a small apartment with room to spare. You'll empty the smaller bin more often. You'll also stop dreading the stairs, and you'll be plugged back in and charged faster.

So sort yourself by floor type and tolerance for weight. Carpet-heavy, allergy-prone, pet-filled homes want the Shark PowerDetect for its 70-minute runtime, dual brushroll, larger 0.66 L bin, and HEPA seal. It costs you two extra pounds and ninety extra minutes on the charger. Most of those homes will take that trade. Apartments, single-level homes, and anyone who values a 5.9-lb body and a 4.5-hour charge want the Bissell CleanView XR Pet. If you live up a flight of stairs and clean in short bursts, the lighter frame quietly earns its keep every week. Both pop their batteries out, so a spare extends either one past its rated runtime. Neither ships with an auto-empty dock, so plan to empty the bin by hand whichever you pick. The Shark is the more capable machine. The Bissell is the easier one to live with.