-
Longevity expectations are high across reviews, with multiple claims of long service life driven by sealed design, serviceability, and robust components.
-
Build quality is a major theme: reviewers repeatedly praise sturdiness, tight/secure connections, quality plastics, and durability-minded engineering like crush-proof hose and easy-access brushroll.
-
Floorhead design is a highlight: reviewers praise the ET powerhead’s adjustability, serviceability, and low-profile reach, plus hard-floor heads that can be configured to improve large-debris intake.
-
Several reviewers describe the K3 as a premium-looking, “luxury” machine with appealing fit and finish, reinforced by the soft airbelt bumper and tidy design details.
-
Filtration is one of the most consistently praised strengths, described as S-class/hospital-grade with multi-stage filtration and strong dust containment for allergy-conscious users.
-
Under-furniture reach is repeatedly praised, driven by a low-profile powerhead that can lay flat and slide into low-clearance spaces.
-
Low-pile carpet performance is consistently a strength, with lab testing and demos describing very strong pickup and effective use of the motorized head.
-
Onboard tool storage is repeatedly praised as convenient and thoughtfully integrated for quick access to common tools like crevice and upholstery attachments.
-
Scratch/scuff resistance is frequently linked to the airbelt bumper concept, described as non-marring and protective for furniture, walls, and the vacuum body itself.
-
Setup is described as straightforward, with at least one reviewer calling out unusually detailed manuals and diagrams that help users understand components and maintenance.
-
A bag/fullness indicator is highlighted as a useful reminder system, with some describing color changes to prompt bag checks or indicate restriction.
-
Dual-motor design (separate brush motor plus suction motor) is presented as a performance advantage, keeping brush action consistent even when suction is reduced for easier pushing.
-
Overall sentiment trends positive: many describe it as a premium, “last vacuum” candidate for the right floors, with reservations mainly around hard-floor edges and heavy pet hair scenarios.
-
Suitability for heavy-duty use is suggested by commentary emphasizing commercial-grade engineering, airtight housings, durable connections, and long expected lifespan.
-
Support and reliability are discussed favorably in dealer-style reviews that reference strong warranty positioning and service access, reinforcing the premium ownership angle.
-
-
Multiple reviews mention obstruction protection on the powerhead (cutout/shutoff behavior) to reduce damage risk when the brush is blocked.
-
-
Weight
4.6
★
★
★
★
★
★
★
★
★
★
6 reviews
4.6
Weight is commonly described as light for a canister and especially easy to live with thanks to a compact body that rolls smoothly rather than being carried much.
-
The airbelt exhaust is repeatedly framed as a practical design: it diffuses exhaust and helps avoid blasting debris around, while also acting as a protective bumper.
-
Medium-pile carpet performance is commonly portrayed as strong with the powerhead, though some notes suggest adjusting suction/height for thicker carpet feel and push effort.
-
Mess control during disposal is described as strong for a bagged design, with sealing/cap concepts and low-dust handling emphasized by multiple reviewers.
-
Noise levels are commonly praised as quiet for its class, with multiple reviewers specifically calling out how subdued it sounds during operation.
-
Above-floor and upholstery cleaning is generally described as effective with the included tool set, though one lab test found the upholstery tool less effective on a pillow and some setups feel awkward due to tool coupling.
-
Clog-prevention and service access get strong marks: several reviews mention a cleanout/trap door or access port and easy brushroll removal to address jams and buildup quickly.
-
Cord rewind/retraction is commonly described as smooth and easy, typically triggered by a tug or button depending on variant.
-
Cord length is repeatedly called out as long and practical, reducing outlet changes during whole-room or multi-room cleaning.
-
Controls are widely praised for convenience (handle-based suction control and power controls), though some variants place certain toggles on the head which a reviewer found less ergonomic.
-
Bin & Bag
4.4
★
★
★
★
★
★
★
★
★
★
6 reviews
4.4
The bag system is frequently described as easy and cleaner to change than bagless emptying; capacity is commonly cited around 3L for this compact class, with tradeoffs in ongoing bag costs.
-
Standby/auto brush behavior is mentioned in at least one overview, describing the brush stopping when the handle is parked upright and resuming when lowered.
-
Energy efficiency is highlighted in at least one eco-oriented review, citing lower motor wattage and an efficient rating while still expecting strong cleaning when paired with the motorized head.
-
Hard-floor sealing and floor-brush behavior are portrayed positively when using a bristled hard-floor tool that sweeps cracks and keeps intake open for larger pieces without snagging.
-
Hose length and hose design get positive remarks, including descriptions of generous reach and durable/crush-proof construction in multiple discussions.
-
Stair cleaning is portrayed as convenient for a canister: several reviews describe the compact body plus wand/hose configurations as a relief versus heavy uprights.
-
Hard-floor crevice/groove pickup is generally presented as solid when using the appropriate hard-floor head, with designs that aim to channel debris from cracks and seams into the intake.
-
Odor control is described as better than many vacuums due to sealed bag storage and filtration, with comments noting fewer “stale bag” smells when using proper filters.
-
Ease of use is frequently rated high thanks to smooth pushing, swivel/caster mobility, and compact feel; the main usability knock is attachment ergonomics in certain setups.
-
-
High-pile/shag performance is generally good but not flawless: some testing reports reduced pickup versus low-pile and notes clearance limitations for larger debris, while demos emphasize adjustability and strong results with technique.
-
Value is generally framed as strong if you prioritize build, filtration, and longevity, but the price is repeatedly acknowledged as premium and easier to justify for carpeted homes than hard-floor-dominant ones.
-
Tooling is generally praised (onboard storage, practical attachments, optional/value packs), but a recurring complaint is that the upholstery tool may require coupling to the crevice tool and some bundles may omit a preferred dusting brush.
-
-
-
Maintenance is often described as manageable for a premium vacuum, especially due to tool-free brushroll removal and accessible ports, though heavy pet hair can increase cleaning frequency and annoyance.
-
Edge and baseboard pickup on hard floors is a repeated weak spot in at least one lab test (scatter and weaker edge approach), though other reviewers report good wall-adjacent cleaning with the right technique and head.
-
Area-rug performance is generally strong with the powerhead, though at least one heavy-pet-hair test suggests it can take multiple passes and may leave clumps/tangles depending on hair type and technique.
-
Ongoing costs are a noted tradeoff: bags and periodic filters add recurring expense, though some frame this as a worthwhile exchange for cleaner emptying and better dust containment.