Narwal Freo 20 · Shark PowerDetect NeverTouch Pro

A mop rinsed during the run addresses the dirty-pad problem, and the whole claim rests on Narwal’s own figures until someone tests it on a real floor.

Two cameras replace LiDAR for mapping: strong at recognizing objects, but no one has published how it navigates a dark room.

The base is what the premium buys: pad washing, pad drying, water refill and 60 days of debris in one housing. It is a large object to give floor space to, and the wash cycle means the base needs a clean-water refill roughly monthly rather than nothing at all.

Vacuuming and mopping in one pass means the pad lifts on carpet rather than the robot skipping carpeted rooms, so carpet gets vacuum-only attention. Hard-floor cleaning is documented as strong; pet-hair pickup on pile is not.

Households that do not want cameras roaming the home

Navigation depends on two 1080p RGB cameras, and Pet Moments and Find Your Pet offer remote viewing through the app.

Buyers who need a published runtime for a large home

Narwal publishes only a recharge figure, 86 minutes from a 30-minute top-up, and no full-battery runtime or coverage area.

Homes with a lot of carpet to protect from a wet mop

Narwal's product page does not state whether or how far the track mop lifts on carpet, and no independent test has checked it.

Buyers waiting for independent performance testing

Launch coverage from GearBrain and The Home Picker explicitly states no testing, so the 31,000 Pa and 99% avoidance figures are Narwal's own.

Homes where carpet is the primary surface

The pad lifts clear of carpet automatically, so carpet is a vacuum-only surface here, and reviewers describe pet-hair pickup on pile as unexceptional. A mostly-carpeted home uses half the machine.

Multi-floor homes without dock relocation capability

LiDAR mapping single-floor per dock placement. Multiple floors require moving or purchasing additional dock units. Significantly increases total cost.

Buyers below the $550 street entry point

Shark lists RV2820ZE at $999.99 and it has run $549.99 to $599.99 at retail. Lower-cost models cover the same floors with more frequent hands-on attention and no pad wash and dry.