BISSELL Big Green Professional Carpet Cleaner
Highest scored product for this attribute based on supporting review evidence.
Highest scored product for this attribute based on supporting review evidence.
Balances the attribute score, supporting reviews, and overall product strength.
Has the broadest review evidence for this attribute.
Strongest overall product among items with scored evidence for this attribute.
Water-tank performance was repeatedly praised for large capacity, removable/refill-friendly design, and long coverage between refills.
Pros: Overall opinion, Dried-On Stain Removal
Cons: Weight
Water-tank feedback was positive, with reviewers praising the dual-tank design and large one-liter capacity.
Pros: Overall opinion, Mopping performance
Cons: Area Rug Handling, Noise level
The water tank and WaterRecycle system are the product’s strongest recurring praise, especially in humid homes, though dry climates may need manual refill.
Pros: Overall opinion, Obstacle Avoidance (Robot)
Cons: Carpet — High-Pile Pickup, Controls and UI
Water tank capacity was praised in one review where the reservoirs lasted through three weeks of testing without needing attention.
Pros: Adaptive chassis lift, Obstacle Avoidance (Robot)
Cons: Price and Value, Edge and Baseboard Cleaning (Hard Floors)
The large clean-water tank is a practical strength, reducing refill frequency while remaining easy to monitor or remove.
Pros: Overall opinion, Steam Cleaning
Cons: Price and Value, Weight
The large water tanks were praised for reducing refill frequency and supporting hands-off cleaning.
Pros: Obstacle Avoidance (Robot), Suction and Airflow
Cons: Storage footprint and upright-stand stability, Aesthetic design and finish
Water-tank feedback was strongly positive, including large capacity, easy-access latches, and less frequent refilling in real-world testing.
Pros: Mopping performance, Overall opinion
Cons: Low-profile design, Ongoing ownership costs (bags, filters, batteries)
The water tanks earned praise for easy transport thanks to built-in handles.
Pros: Overall opinion, Hair‑Wrap / Tangle Resistance
Cons: Storage footprint and upright-stand stability, Noise level
Water tank feedback was broadly positive, with large tank capacity supporting long stretches of cleaning and hands-off use.
Pros: Overall opinion, Obstacle Avoidance (Robot)
Cons: Price and Value, Storage footprint and upright-stand stability
Water tank feedback was mostly positive for large tanks, automatic refills, and clean/dirty water handling, with one reviewer noting unusually heavy water use.
Pros: Mopping performance, Overall opinion
Cons: Hair‑Wrap / Tangle Resistance, Price and Value
Water and onboard capacity were praised as decent to huge, supporting longer mopping or cleaning sessions before refills.
Pros: Map and Path Efficiency (Robot Vacuums), AI, Smart, App and Automation
Cons: Obstacle Avoidance (Robot), Stuck resistance
The water tank and flow controls were praised for size and sophistication, especially for frequent mopping.
Pros: Overall opinion, AI, Smart, App and Automation
Cons: Noise level, Price and Value
Water tank capacity was praised for supporting multiple cleans and reducing refills.
Pros: Suction and Airflow, Mopping performance
Cons: Map and Path Efficiency (Robot Vacuums), Runtime
Water handling is flexible and low-effort, with adjustable wetness levels and only occasional tank refills needed.
Pros: Mopping performance, Map and Path Efficiency (Robot Vacuums)
Cons: Obstacle Avoidance (Robot)
The water tank and combined dust/water container were viewed as easy or clever, though still manually serviced.
Pros: AI, Smart, App and Automation, Map and Path Efficiency (Robot Vacuums)
Cons: Obstacle Avoidance (Robot), Dried-On Stain Removal
Water tank handling was praised in one review because the tanks were easy to refill and clean.
Pros: Overall opinion, Price and Value
Cons: Solution / Liquid system, Controls and UI
The clear front water tank made water level checks easy at a glance.
Pros: Mopping performance, Overall opinion
Cons: Corner Cleaning (Robot), AI, Smart, App and Automation
The water-tank design was praised as cleverly hidden and space-conscious rather than bulky.
Pros: Self-cleaning cycle, Overall opinion
The dock's fresh-water capacity keeps refilling relatively infrequent in normal use, though owners still need to top it up and empty dirty water periodically.
Pros: Suction and Airflow, Obstacle Avoidance (Robot)
Cons: Streaking / Residue, Solution / Liquid system
The clean-water tank was easy to remove and handle, supporting a positive water-tank usability score.
Pros: Overall opinion, Mopping performance
Cons: Price and Value, Hair‑Wrap / Tangle Resistance
Water tanks were mostly praised for useful or above-average capacity, but one review found the clean tank slightly small.
Pros: Overall opinion, Self-cleaning cycle
Cons: Weight, Maintenance requirements
Water-tank feedback was positive overall, especially the large clean-water capacity and easy filling, though dirty-water handling still requires regular emptying.
Pros: Overall opinion, Solution / Liquid system
Cons: Weight, Steam Cleaning
The water tank was viewed positively for its relatively large size and ability to cover a meaningful area before running low.
Pros: Mopping performance, AI, Smart, App and Automation
Cons: Obstacle Avoidance (Robot), Dock noise
Water-tank feedback was positive, especially for larger tank size, easy fitment, and keeping clean and dirty water separate.
Pros: Edge and Baseboard Cleaning (Hard Floors), Overall opinion
The water tank system drew praise for automatic refilling and automation, but one reviewer found the reservoir awkward to refill.
Pros: Obstacle Avoidance (Robot), Overall opinion
Cons: Maintenance requirements, Self-cleaning cycle
Water tank feedback was mostly positive for capacity, easy removal, filling, and washing, though one review wanted an easier reservoir-filling method.
Pros: Overall opinion, Self-cleaning cycle
Cons: Suitability for heavy-duty use
Tank capacity was generally praised for allowing larger jobs and continuous cleaning, though one stain-heavy test used nearly the whole tank.
Pros: Suction and Airflow, Overall opinion
Water handling is positive, with reviewers noting smooth tank removal and automated clean-water management.
Pros: Dried-On Stain Removal, Mop lifting system
Cons: Emptying and Mess Control
The water system was praised for large clean/dirty tanks and automatic refilling that helps the mop operate semi-autonomously.
Pros: AI, Smart, App and Automation, Mopping performance
Cons: Docking and Auto-Empty Reliability (Robot), Hair‑Wrap / Tangle Resistance
Water handling was easy and flexible, with large tanks praised and solution use described as optional.
Pros: Mopping performance, Obstacle Avoidance (Robot)
Cons: Hair‑Wrap / Tangle Resistance, Bin and Bag
The clean- and dirty-water tanks support long sessions and often need attention only about once a week. Users still have to refill and empty them, and their placement can complicate...
Pros: Mopping performance, Overall opinion
Cons: Edge and Baseboard Cleaning (Hard Floors), Price and Value
Water capacity was considered helpful for hands-off use, with large tanks reducing refill frequency and supporting multiple mop cycles.
Pros: Overall opinion, Mopping performance
Cons: Obstacle Avoidance (Robot), Adaptive chassis lift
The onboard water tank and water-flow control are praised for keeping mop pads wet and improving everyday mopping.
Pros: Mopping performance, Obstacle Avoidance (Robot)
Cons: Hair‑Wrap / Tangle Resistance, Floor Drying Time
The water tank system was well received for its easy handling and impressive capacity relative to the compact base.
Pros: Mopping performance, Obstacle Avoidance (Robot)
Cons: AI, Smart, App and Automation, Price and Value
The water-tank score is positive where reviewers praised the station’s automated water refilling and maintenance workflow.
Pros: Mopping performance, Overall opinion
Cons: Stuck resistance, Solution / Liquid system
Water-tank maintenance was manageable in one review, with about weekly changes during daily cleaning.
Pros: Overall opinion, Hair‑Wrap / Tangle Resistance
Cons: Stuck resistance, Emptying and Mess Control
The mop water controls were viewed as useful enough for choosing water output, but evidence was limited to basic water-level use.
Pros: Emptying and Mess Control, Suction and Airflow
Cons: Hard Floor — Large Debris Intake, Comparative performance
Water tank feedback was mostly positive for ease of use, but the small onboard dirty-water tank requires cleaning after mopping.
Pros: Overall opinion, Mopping performance
Cons: Obstacle Avoidance (Robot), Dried-On Stain Removal
Tank feedback was generally positive for capacity, coverage, and clean/dirty separation, though one review warned the one-gallon tank is small for whole-house jobs.
Pros: Overall opinion, Maintenance requirements
Cons: Solution / Liquid system, Controls and UI
Water tank handling was positive, with easy lifting and long tank duration mentioned.
Pros: Obstacle Avoidance (Robot), Maintenance requirements
Water-tank evidence is mixed: dirty-tank capacity is praised, but clean-water capacity can be limiting in smaller-home repeated cleaning.
Pros: Overall opinion, Edge and Baseboard Cleaning (Hard Floors)
Cons: Price and Value, Area Rug Handling
Water tanks were generally praised for fresh-water separation and size, but reviewers noted reduced capacity in flat mode or smaller tanks versus prior models.
Pros: Overall opinion, Under-Furniture Pickup
Cons: Price and Value, Controls and UI
Tank feedback is mixed: large capacity and easy dumping are positives, but leakage and dirty-tank cleanup are concerns.
Pros: Overall opinion, Ease of use
The removable water tanks are easy to lift, open, fill, and empty, but their modest capacity may demand frequent attention in larger homes.
Pros: Mopping performance, Obstacle Avoidance (Robot)
Cons: Edge and Baseboard Cleaning (Hard Floors), Noise level
Water-tank feedback was mixed: one reviewer went two weeks without refilling, while another emptied the dirty-water bucket regularly.
Pros: Mopping performance, Edge and Baseboard Cleaning (Hard Floors)
Cons: Solution / Liquid system
The water tank was considered workable and easy enough to handle, though one tester noted capacity was slightly below average and another emphasized the need to swap/fill it.
Pros: Price and Value, Mopping performance
Cons: Obstacle Avoidance (Robot), Maintenance requirements
Water-tank feedback was limited but positive, with the transparent fresh-water tank treated as a practical advantage for checking levels.
Pros: Mopping performance, Pet-Ready Features
The water-tank maintenance burden was viewed positively by one reviewer who said the dirty tank only needed emptying every seven weeks.
Pros: Overall opinion, AI, Smart, App and Automation
Cons: Obstacle Avoidance (Robot), Hair‑Wrap / Tangle Resistance
Water-tank feedback was mixed: capacity was praised on Stretch models, but filling, larger-home suitability, and layout drew caveats.
Pros: Price and Value, Mopping performance
Cons: Noise level, Storage footprint and upright-stand stability
Water tanks were generally seen as large and low-touch, although one review still refilled clean water multiple times during heavy testing.
Pros: Overall opinion, Mopping performance
Cons: Noise level, Dock noise