Average score
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.3
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.0
Accessories and Tools
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.7
Tool kits are decent for the price (crevice/dusting combo, extension wand, turbo brush, sometimes an upholstery tool), but content varies by SKU and some tools are criticized for being small or not very effective.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
Across reviews, the included tool set is a major strength (crevice, dusting/upholstery, pet tools, and sometimes straight‑suction nozzles), though a few variants ship with a slimmer bundle.
Aesthetic design and finish
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
Design is generally seen as clean and functional (often white/red or maroon styling) with clear plastics and practical layout, even if some call it slightly dated.
Airflow blowback
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
4.2
Blowback/scatter control is described positively in some marketing-style commentary and in bare-floor sealing discussions, but performance varies by model and floorhead seal quality.
P2Product 2: Shark Rotator Lift-Away Vacuum
No score yetArea Rug Handling
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.8
Rug handling is mixed: several reviewers like the cleaning, but some say it can feel hard to push or can lose effective contact depending on the height setting and rug thickness.
P2Product 2: Shark Rotator Lift-Away Vacuum
No score yetAssembly and Setup
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
2.2
Assembly experiences range from quick to frustrating. One unboxing shows awkward screw placement and parts that do not seat easily without extra fiddling.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.7
Assembly is typically quick with keyed connections and no tools required; most parts snap into place in minutes.
Automatic shutoff for obstructions
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.5
Brushroll jam protection is mentioned in several reviews (indicator lights and/or automatic shutdown) to help prevent overheating when the brush is obstructed.
Bin and Bag
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.5
The bin is easy to remove and empty in concept, but real-world experience varies: some call it simple, while others report stiff latches or accidental release/fit issues.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.0
Bin size varies widely by model (from sub‑quart to ~3L class), but most note easy access; smaller bins require more frequent emptying during whole‑home cleans.
Build quality and durability
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
4.0
Build quality is often described as better than expected for the price, with thicker plastics and a sturdier feel, though fit/finish issues show up in some assembly/handle reports.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.9
Build quality is often described as solid and durable, but a few reviews report average fit/finish or concerns about switch/motor longevity on certain newer versions.
Carpet — High-Pile Pickup
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
2.5
High-pile carpet results are inconsistent across sources; one review suggests pet hair can be collected but general debris pickup may lag behind stronger competitors.
P2
Product 2: Shark Rotator Lift-Away Vacuum
2.5
High‑pile/shag is a common weak spot: multiple reviews cite trouble with large debris sitting above the nozzle and reduced pickup compared with low/medium pile.
Carpet — Low-Pile Pickup
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.8
Low-pile carpet pickup is generally rated good to very good in the hands-on reviews, though one lab-style review found weak overall debris pickup despite decent pet-hair results.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
Low‑pile carpet pickup is generally very good, often near the top of class, though a few tests show inconsistency with very fine particles that can take extra passes.
Carpet — Medium-Pile Pickup
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.6
On medium-pile carpets and typical rugs, reviewers report solid cleaning but note that height settings can be finicky, sometimes reducing brush contact and requiring a re-pass.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
Deep‑clean performance on medium pile is consistently strong in lab-style tests, often scoring in the mid‑90s range for embedded debris pickup.
Clogging and debris prevention
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
2.7
Clogging is most often mentioned around the turbo tool and narrow passages, especially with pet hair. Keeping the brush/tool path clear is a recurring recommendation.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.5
Clogging/roller stalls can happen (particularly with DuoClean front rollers or hair clumping), but access doors and removable rollers make clearing possible if you stay on maintenance.
Comparative performance
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
1.8
Comparisons are split: one review ranks it as a low performer versus other sub-$200 uprights, while other reviewers say it is a notable step up from older Dirt Devil models but still not best-in-class versus brands like Bissell.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
In head-to-head comparisons, Rotators often trail the priciest Dysons in some tests but stay competitive overall, with versatility and price frequently tipping the scales.
Controls and UI
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.6
Controls are mostly simple (power, height settings, and in some versions brush or floor-mode controls). The main complaint is less about the buttons and more about how settings translate to real contact/performance.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.3
Controls are usually intuitive (floor-type switches, brushroll toggles, and suction sliders), with minor complaints like always‑on lights or awkward hose release ergonomics.
Convertible handheld design
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.1
Lift‑Away/convertible pod designs are widely praised for portability and above-floor cleaning; tradeoffs include carrying weight and whether the floorhead remains powered when detached (model dependent).
Cord length
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.5
Cord length is commonly referenced as about 25 feet. Some reviewers consider that fine for small areas, while others call it short versus 30-foot uprights.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.7
Cord length depends on the variant: many have a helpful 30‑ft cord, while some ADV versions use a shorter 25‑ft cord that can force outlet changes.
Cord management
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
4.0
Cord management ranges from basic wrap hooks to models with cord rewind. Rewind versions are praised for convenience; non-rewind versions still have clips/hooks that work but feel budget.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.6
Cord management is basic (hook wraps, no retract), which works but feels less premium than retractable systems.
Crevice / Groove Pickup (Hard Floors)
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.1
Crevice pickup ranges from perfect on some models to notably below average on others (especially where head airflow is much lower than hose airflow).
Cyclone performance
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.3
Cyclone separation is described as improved versus older models but still imperfect; one detailed review notes dust can bypass the cyclone and reach filters sooner than expected.
P2Product 2: Shark Rotator Lift-Away Vacuum
No score yetEase of use
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.8
Ease of use is generally good once set up, with simple controls and straightforward mode changes. A few owners cite annoyances like finicky height settings or awkward latches.
P2Product 2: Shark Rotator Lift-Away Vacuum
No score yetEdge and Baseboard Cleaning (Hard Floors)
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.7
Edge/baseboard pickup is frequently strong, with multiple tests reporting near‑complete debris removal along walls.
Emptying and Mess Control
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.5
Emptying is generally straightforward, but several reviews mention mess potential (dirty bottom hatch, stiff doors, or awkward re-seating) depending on the model.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.4
Emptying is typically straightforward with bottom‑dump bins and occasional top access for clogs; a few reviews note the usual bagless ‘dust puff’ when dumping.
Filtration / Dust Containment
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.4
Filtration is typically described as average for an unsealed bagless upright. Some reviewers note the lack of a true HEPA-style seal and report dust reaching filters/motor-side areas.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.8
Repeatedly praised: sealed systems plus HEPA-style filtration are reported to contain dust well and pass fog/smoke-style tests in multiple reviews.
Floorhead design
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.2
The floorhead/brush system is aggressive and carpet-focused. Reviewers mention stiff bristles, felt strips, and height setting quirks that can affect contact and ease of pushing.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
Floorhead design varies: DuoClean/PowerFins heads boost mixed-debris and hard-floor performance, but at least one long review argues the fin/roller layout can reduce carpet agitation and trap debris under the front roller.
Floorhead Seal on Hard Floors
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
4.1
At least one review highlights better sealing on hard floors that reduces debris spit-out, but others describe limited sealing and less controlled bare-floor behavior.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.8
Soft-roller (DuoClean) designs are often described as sealing well to hard floors, improving fine-dust pickup and reducing scatter.
Hair-removal channel issues
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
2.8
Some users report hair and debris collecting near the bin/hose junction, creating localized clogs that need occasional clearing even if the brushroll stays tangle-free.
Hair Pickup — Carpets
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.3
Carpet hair pickup is a relative strength in several reviews, especially for a lower-cost upright, though performance varies by model and test method.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.7
Carpet hair pickup is consistently strong for both pet and human hair, and pet tools often remove embedded fur from upholstery and carpeted stairs.
Hair Pickup — Hard Floors
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
1.5
Hard-floor hair pickup is less consistent, particularly if the brush is disabled or the head does not seal well; some users still report acceptable results on bare floors.
P2
Product 2: Shark Rotator Lift-Away Vacuum
2.9
Hard-floor hair pickup can be hit-or-miss: some models struggle with brushroll off, but performance improves with specialized hard-floor tools or using the wand/attachments.
Hair‑Wrap / Tangle Resistance
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
2.0
Hair-wrap resistance is average at best. Multiple reviewers mention hair wrapping around the brushroll and needing periodic cleaning.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
Hair-wrap resistance is excellent on newer anti‑tangle/self‑cleaning brushrolls, but older designs may still wrap long hair and require manual cutting.
Hard Floor — Fine Dust Pickup
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.5
Fine dust on hard floors is described as acceptable when the head is set correctly, but overall hard-floor refinement varies and depends heavily on the specific model/SKU discussed.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.4
Fine-dust pickup on hard floors is usually excellent—especially with DuoClean/soft rollers—while traditional heads may miss ultra-fine crumbs unless you use the wand/straight-suction nozzle.
Hard Floor — Large Debris Intake
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.4
Large debris intake on hard floors ranges from poor to good. One review reports weak pickup of larger pieces, while another notes a bare-floor setup/seal that helps prevent blowback.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.8
Large debris pickup on hard floors is mixed: DuoClean heads and straight-suction nozzles can perform very well, but some models push around tall pieces like cereal/Cheerios unless you switch to the wand.
Headlight and LED lights
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.3
LED headlights are common and range from ‘okay’ to very bright banks of lights, helping visibility under furniture and along edges.
Hose length
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.8
Hose reach is described as usable to solid for above-floor tasks, with some reviewers satisfied for stairs and furniture, though exact length varies across versions mentioned.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.3
Hose reach is a standout on certain variants (up to ~12 ft), but other models feel shorter in practice and can contribute to tip‑overs during above-floor cleaning.
Low-profile design
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
2.4
Low-profile reach is limited in at least one unboxing, with the body/cyclone area preventing the head from getting truly flat. Under-furniture access depends on clearance and the specific model shape.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
Low-profile heads help reach under many couches and beds, though not every piece of furniture is accessible depending on clearance and model geometry.
Maintenance requirements
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.2
Maintenance is routine for a bagless upright: regular filter washing and brush/hose checks. Some designs make brush access or tool cleaning more tedious than expected.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.6
Maintenance is moderate: washable filters and anti‑tangle rollers help, but DuoClean front rollers and brushrolls can need periodic cleaning to prevent stalls and maintain suction.
Maneuverability and Handling
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.6
Handling is decent for a non-swivel budget upright, but some users report it can feel hard to push on thicker rugs and does not match premium maneuverability.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.0
Swivel steering is generally liked, but handling can range from smooth and responsive to stiff or tip‑prone in wand mode; some models also exhibit strong forward ‘pull’ on carpet.
Noise level
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.2
Noise is described as typical to loud for a corded upright. The turbo tool is singled out as especially loud in one review.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.5
Noise is typically described as average to loud for a corded upright (often around the high‑70s to ~80 dB), with some models sounding higher‑pitched on carpet.
Odor control
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.8
Odor-neutralizing cartridges can add a pleasant scent, but at least one review reports the fragrance fading much sooner than advertised.
Onboard tool storage
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
4.1
Onboard storage is a plus in several reviews, with dedicated spots/posts for tools. Some note wasted space or a storage position for a tool that is not included.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.5
Onboard tool storage varies: some models store only a couple of tools, while others include caddies; limited onboard slots are a frequent complaint.
Ongoing ownership costs (bags, filters, batteries)
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.3
Ongoing costs are generally low for a corded, bagless design—mostly periodic filter washing and occasional filter replacement (some reviews estimate costs in the teens per year).
Overall durability/longevity
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.3
Long-term longevity is uncertain. Reviewers like the improved design but caution that motors and sealing are not premium, and expectations should match the budget tier.
P2
Product 2: Shark Rotator Lift-Away Vacuum
2.0
Longevity perceptions are mixed: many call it sturdy, but a few warn that key assemblies (especially floorheads) may be costly or not fully covered by warranty.
Pet-Ready Features
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.6
Pet-focused features (pet power/turbo tools, anti‑tangle brushrolls, and sealed filtration) consistently earn high marks for homes with shedding pets.
Price and Value
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.4
Value is a common theme: strong performance for the money around the lower price point, but the proposition weakens if priced closer to higher-performing competitors.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.3
Value is often a standout versus premium brands, but some newer variants are priced close to higher-tier Sharks (Vertex/Stratos), making the value proposition less clear.
Self-propel feature
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
2.8
Brushroll ‘self‑pull’ behavior divides opinions—some find it helps forward movement on carpet, while others say it yanks too aggressively and makes pull‑back tiring.
Stair Cleaning
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
4.0
Stair cleaning is generally rated good when using the hose and tools; one hands-on review specifically notes reaching multiple steps without moving the unit often.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.1
Stair cleaning is commonly cited as a Lift‑Away advantage, especially when paired with pet power tools and long hoses, though the carry/handling can feel awkward for some.
Storage footprint and upright-stand stability
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
2.4
Stability is model-dependent: several reviewers mention tip‑overs when using the hose/wand, especially with higher-mounted hoses or strong pull-forward brushroll behavior.
Suction and Airflow
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
4.4
Most reviews describe strong suction and improved airflow versus older Dirt Devil uprights, with a stiff brushroll that can pull embedded debris. Performance can dip if filters clog or if the brush/head loses contact at certain height settings.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.3
Most reviews report strong suction and above‑average real‑world pickup; some variants show higher airflow at the hose than at the floorhead, which can reduce crevice performance on those units.
Suitability for heavy-duty use
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.7
Several reviewers consider the Rotator powerful enough for heavy-duty messes and deep carpet cleaning, especially in corded and powered-head variants.
Support and Reliability
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.0
Support and reliability feedback is mixed. One source notes a multi-year limited warranty, while another warns warranty handling may be frustrating and recommends purchasing from a retailer with easy proof-of-purchase.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.9
Warranty length is commonly 5 years, but reviewers note exclusions and part-coverage limitations; experiences range from satisfied to frustrated, especially around powerhead repairs.
Surface safety with attachments
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
2.6
Surface safety is a concern on delicate hard floors in some reviews due to an always-on or aggressive brushroll and inconsistent hard-floor sealing.
P2
Product 2: Shark Rotator Lift-Away Vacuum
2.7
Surface safety is mixed: using brushrolls on delicate floors can risk scratching, and one review notes wand plastics that can scuff paint/furniture if you’re not careful.
Tool-change simplicity
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
2.9
Tool swapping and compatibility can be a pain point. Multiple reviewers call out a proprietary fitting, which can limit use of universal attachments.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.4
Most reviewers find the modular parts click together cleanly and attachments swap quickly; Lift‑Away conversions are usually simple once you learn the latches.
Under-Furniture Pickup
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
2.3
Under-furniture pickup is often limited by the head not lying fully flat and by bulk around the cyclone/body, making it harder to reach low-clearance areas.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.2
Under‑furniture reach benefits from Lift‑Away and slimmer heads; powered Lift‑Away models are especially effective, while non‑powered versions may require more repositioning.
Upholstery / Above-Floor Pickup
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.4
Above-floor cleaning is helped by a usable hose and included tools, and at least one reviewer reports stair reach of roughly 9-10 steps. The turbo tool can be loud and may clog with hair.
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.7
Above-floor and upholstery cleaning is repeatedly highlighted as a strength when using the Lift‑Away pod and included upholstery/pet tools, especially for furniture and stairs.
Versatility
P1Product 1: Dirt Devil Multi-Surface Upright Vacuum
No score yet
P2
Product 2: Shark Rotator Lift-Away Vacuum
4.8
Versatility is a consistent strength: upright cleaning plus Lift‑Away/pod modes and wand tools cover floors, stairs, upholstery, and hard-to-reach spots.
Weight
P1
Product 1: Dirt Devil Multi-Surface Upright Vacuum
3.9
Weight is repeatedly described as manageable for an upright (mid-teens pounds in some discussions), helping with carry and room-to-room moves.
P2
Product 2: Shark Rotator Lift-Away Vacuum
3.7
Weight varies by model but is typically mid‑range for an upright; several reviewers find it manageable in-floor use but heavy when carrying the pod or doing above-floor work.