Shark Navigator Lift-Away NV352

Carpet deep clean performance
scored a perfect 100 as did the shark
Suction release valve
both the shark and the kenmore have a suction release valve to reduce suction to make it easier to push on thick carpet or rugs
Weight
kenmore was heavier than the shark but only by about 10 ounces or so

Airflow at head
airflow at the head numbers which for some reason were a pretty good amount higher on the kenmore
Crevice‑cleaning effectiveness
crevice pickup test where the kenmore did much better than the shark
Extension-wand reach & adjustability
shark wand on this model was just a little bit too short
Hair-wrap prevention / anti-tangle tech
it was about the exact same amount of bad as with the shark
Height adjustment controls
doesn't have a height adjustment which cause this issue with very thick carpet or rugs
Unsealed suction performance
unsealed suction test where the kenmore seemed to beat the shark by about the same margins

Allergen-containment seal
sealed Airway effectively trapping microscopic allergens and dander
Attachment variety & compatibility
attachments such as the upholstery tool and crevice tool
Extension-wand reach & adjustability
extendable arm
Filtration quality (HEPA rating, multi-stage)
HEPA filter
Pet-hair pickup efficiency
effortlessly sucked up both natural and artificial pet hair from various surfaces including carpet hardwood floors and even shag carpet
Portability
Lift Away feature allows the vacuum to transform into a portable and lightweight pod
Power setting versatility
option to switch between modes for Bare floors and deep carpet cleaning
Suction power (air watts)
strong suction
Value-for-money
budget friendly price

Cleaning performance on carpet
Strong suction pulls embedded grit from medium-pile rugs.
Cleaning performance on hard floors
Leaves only a light trail of fine dust on hardwood after one pass.
Maneuverability & swivel steering
Swivel head turns easily around chair legs and under tables.
Noise level
Mid-range roar measured at roughly 78 dB on carpet mode.
Value-for-money
Out-cleans pricier rivals while regularly selling under $170.

Build quality & durability
Main joints are sturdy enough, but plastic body scuffs easily.
Dust-bin emptying
Cup empties from the bottom but tends to puff debris and hair.