Average score
P1
Product 1: BISSELL Big Green Professional Carpet...
4.3
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.1
Accessories and Tools
P1
Product 1: BISSELL Big Green Professional Carpet...
4.3
The included hose and tough stain/upholstery tools were usually viewed as useful, though one reviewer strongly disliked the included shampoo bottles.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Included tools were valued, especially removable brush/nozzle pieces, two spray-scrub heads, and an extra-wide nozzle for larger cleaning passes.
Adaptive chassis lift
P1
Product 1: BISSELL Big Green Professional Carpet...
4.0
One technician highlighted the spring-loaded/free-floating lower design as a rare design intended to accommodate higher-pile carpet.
P2Product 2: Kenmore SpotLite Spot Cleaner
No score yetArea Rug Handling
P1
Product 1: BISSELL Big Green Professional Carpet...
3.5
Area-rug handling was supported only by one 7700 review, which said best results seemed limited to small areas, bare floors, and area rugs.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.2
Area rug handling was positively mentioned in a how-to review that said it worked great on area rugs and other surfaces.
Assembly and Setup
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Setup was described as minimal and easy, and the cordless unit was assembled and ready to go quickly.
Battery and Charging
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.2
Battery evidence for the cordless variant was positive on power, but no actual runtime result was provided.
Build quality and durability
P1
Product 1: BISSELL Big Green Professional Carpet...
4.9
Build quality was one of the clearest strengths, with reviewers citing rental-fleet toughness, long-lasting construction, and tank-like durability.
P2
Product 2: Kenmore SpotLite Spot Cleaner
1.0
Build-quality evidence included one serious failure report where the product was broken when the owner tried to use it.
Carpet — Low-Pile Pickup
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Low-pile carpet evidence was positive in testing with tough set-in stains.
Carpet — Medium-Pile Pickup
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Medium-pile carpet evidence was positive in one review that reported impressive performance on low and medium-pile carpet.
Comparative performance
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
Comparative performance was strong, with reviewers saying it beat named rental-style competitors and lower-priced options for key cleaning tasks.
P2
Product 2: Kenmore SpotLite Spot Cleaner
5.0
Comparative evidence was highly favorable in one roundup that named the KW2001 both a best overall and budget pick.
Controls and UI
P1
Product 1: BISSELL Big Green Professional Carpet...
4.3
Controls were viewed as simple and easy to operate, with one review noting the minimal on/off and trigger setup.
P2Product 2: Kenmore SpotLite Spot Cleaner
No score yetCord length
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Cord length was praised as generous or nice and long, making outlet access easier.
Cordless convenience
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
5.0
Cordless convenience was strongly praised in the SpotLite Go review because moving without a cord felt freeing.
Cord management
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.0
Cord management had positive evidence from an easy cord-release experience.
Dried-On Stain Removal
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
Stain-removal performance was the strongest recurring theme, with reviewers praising dried-on, tough, vomit, tomato sauce, and other stain results.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.9
Old and set-in stain removal was a standout, with reviews praising results on tough stains, multi-day spills, and a week-old stain.
Ease of use
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
Ease of use was strong where reviewers discussed push/pull cleaning, maneuverability, tank installation, and large-area coverage before refill stops.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Ease of use was consistently positive, with reviews calling the system simple, easy, efficient, light, and practical.
Emptying and Mess Control
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
The dirty-water tank earned strong marks in one test because it was easy to empty and clean through the large opening.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Dirty-water emptying was generally easy and quick, though broader machine cleaning still drew separate complaints.
Filtration / Dust Containment
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
One review of the Big Green 7700 praised its filtration approach for containing dust and helping clean the air while cleaning floors.
P2Product 2: Kenmore SpotLite Spot Cleaner
No score yetFloor Drying Time
P1
Product 1: BISSELL Big Green Professional Carpet...
4.8
Drying performance was repeatedly praised, with reviewers saying it left carpets drier than competitors or helped carpets dry faster.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.4
Drying feedback was positive because reviewers said suction helped dry carpet or left treated areas drying quickly.
Floorhead design
P1
Product 1: BISSELL Big Green Professional Carpet...
4.3
Floorhead feedback was mostly positive thanks to the large/aggressive brush and spring-loaded nozzle, but the 9-inch path was narrower than some competitors.
P2
Product 2: Kenmore SpotLite Spot Cleaner
3.6
Tool-head design was mixed: the spray pattern was praised, but one reviewer wished it had a powered brush head.
Fresh Liquid Pickup Speed
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
Fresh or wet stain pickup was praised in several tests, including fast grape-juice cleanup and strong wet-stain results.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.2
Fresh liquid pickup evidence was positive in the milk test, where the reviewer said the machine did a good job.
Hair Pickup — Carpets
P1
Product 1: BISSELL Big Green Professional Carpet...
4.5
One owner observed carpet pet-hair pickup during deep cleaning, tying hair removal to the brushroll and extraction performance.
P2Product 2: Kenmore SpotLite Spot Cleaner
No score yetHeating element
P1
Product 1: BISSELL Big Green Professional Carpet...
4.5
The 7700 review described the heating element as useful for improving cleaning by raising hot tap-water temperature.
P2Product 2: Kenmore SpotLite Spot Cleaner
No score yetHose length
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
Hose length was praised by Vacuum Wars as Bissell’s longest hose, increasing reach for stairs, upholstery, and other above-floor tasks.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.6
Hose length drew repeated praise as long, convenient, and maneuverable.
Innovation compared to competitors
P1
Product 1: BISSELL Big Green Professional Carpet...
2.0
Innovation was a weak spot in one review, which said the machine’s only unusual trait was being larger and heavier than most competitors.
P2Product 2: Kenmore SpotLite Spot Cleaner
No score yetKid-friendliness
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.2
Kid-focused evidence was positive because the machine was described as powerful enough for kid and pet stains.
Maintenance requirements
P1
Product 1: BISSELL Big Green Professional Carpet...
4.0
Maintenance was generally manageable, with easy tank and underbody cleanup, but brushroll removal requiring a screwdriver and interior wiping were drawbacks.
P2
Product 2: Kenmore SpotLite Spot Cleaner
3.8
Maintenance feedback was mixed: removable parts and a hose-cleaning tool helped, but cleanup could be time-consuming or messy.
Maneuverability and Handling
P1
Product 1: BISSELL Big Green Professional Carpet...
4.3
Handling feedback was mixed: one review called it easy to maneuver, while another said its heavy body was still felt during use.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.8
Handling was praised for easy carrying, hose reach, and cordless movement around the house.
Mopping performance
P1
Product 1: BISSELL Big Green Professional Carpet...
4.0
Mopping or hard-floor washing support came from one 7700 review, which said the hard-floor tool did a good job on sealed surfaces.
P2Product 2: Kenmore SpotLite Spot Cleaner
No score yetNoise level
P1
Product 1: BISSELL Big Green Professional Carpet...
3.0
Noise feedback was mixed: one technician found it very loud and advised earplugs for heavy use, while another owner considered it relatively quiet for its size.
P2
Product 2: Kenmore SpotLite Spot Cleaner
3.3
Noise feedback was mixed: one corded review said it was not super noisy, while the cordless unit was described as quite loud.
Odor control
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
2.0
Odor-related evidence was negative after one use, with tools developing a strong unpleasant smell.
Onboard tool storage
P1Product 1: BISSELL Big Green Professional Carpet...
No score yet
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.2
Onboard storage was positive because the cord and hose storage kept things neat.
Overall durability/longevity
P1
Product 1: BISSELL Big Green Professional Carpet...
4.5
Durability was a major strength in most reviews, especially rental-fleet build and tank-like construction, but one review cited leaking complaints.
P2
Product 2: Kenmore SpotLite Spot Cleaner
1.0
Longevity evidence was limited but sharply negative in one report where the unit was broken after a short ownership period.
Overall opinion
P1
Product 1: BISSELL Big Green Professional Carpet...
4.8
Overall opinion was strongly positive across most reviews, with repeated best-in-class or highly recommended conclusions, plus one mixed consumer-review outlier.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.4
Overall opinion skewed strongly positive, but one ownership report was clearly disappointed after a failure.
Packaging quality
P1
Product 1: BISSELL Big Green Professional Carpet...
3.5
Packaging received only light opinionated coverage, with one reviewer describing a colorful retail-style box full of advertising.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.8
Packaging feedback was positive, with reviewers noting no Styrofoam and minimal plastic packaging.
Pet-Ready Features
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
Pet-related cleanup evidence was strong, with one review highlighting urine-stain cleanup and another noting pickup of pet hair and stains from carpet.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.3
Pet-mess evidence was positive: reviewers described homes with kids and pets as a good fit and reported visible improvement on cat-related stains.
Price and Value
P1
Product 1: BISSELL Big Green Professional Carpet...
4.4
Reviewers generally considered it worth the higher price because of performance, durability, and warranty support, while still repeatedly noting it is expensive.
P2
Product 2: Kenmore SpotLite Spot Cleaner
3.3
Value was polarized: one reviewer called it cheaper than most competitors and a great buy, while a damaged unit made the price feel poor.
Solution / Liquid system
P1
Product 1: BISSELL Big Green Professional Carpet...
4.9
The liquid system stood out for efficient water use, removable/refillable tanks, visible solution status, and strong area coverage before refilling.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.7
Spray and liquid delivery were praised for a strong, generous spray and quick solution flow without priming.
Stair Cleaning
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
The hose and tough stain tool were repeatedly praised for making stair cleaning more practical.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
The compact body made stair use practical, with one reviewer saying it was helpful on carpeted stairs.
Steam Cleaning
P1
Product 1: BISSELL Big Green Professional Carpet...
3.5
Steam-cleaning feedback came from the 7700 review and was mixed: results ranged from adequate to very good, but slow operation was a caveat.
P2Product 2: Kenmore SpotLite Spot Cleaner
No score yetStorage footprint and upright-stand stability
P1
Product 1: BISSELL Big Green Professional Carpet...
3.3
Storage feedback was split: the fold-down handle helped storage, but the machine’s large body made it inconvenient for some users to store or use often.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Storage impressions were positive because the machine fit into a cupboard and the compact body reduced storage burden.
Suction and Airflow
P1
Product 1: BISSELL Big Green Professional Carpet...
4.7
Reviewers consistently praised suction at the floor head/nozzle, with repeated test evidence of class-leading extraction; the main caveat was weaker sealed suction at the hose in one test.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Reviewers repeatedly praised strong suction and water extraction, though one car-seat review described only decent suction and one damaged unit lost suction.
Suitability for heavy-duty use
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
Heavy-duty suitability was a standout theme: reviewers repeatedly framed the machine as a workhorse for large areas and deep cleaning.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
For heavier jobs, reviewers liked the large capacity, power, and ability to pull heavy grime from car carpet.
Suitability for small spaces
P1
Product 1: BISSELL Big Green Professional Carpet...
2.3
Small-space suitability was weak because reviewers emphasized the need for storage space and cautioned against the machine for users who struggle with its size and weight.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Small-space suitability was strong, with the compact body fitting on a single stair.
Support and Reliability
P1
Product 1: BISSELL Big Green Professional Carpet...
4.8
Warranty confidence and widely available parts supported reliability confidence in the reviews that discussed ownership support.
P2
Product 2: Kenmore SpotLite Spot Cleaner
1.0
Support evidence came from one negative report that described the service response as unsatisfactory.
Tool-change simplicity
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
The hose/accessory changeover was described as clearly marked and simple, requiring only a quarter-turn connection process.
P2
Product 2: Kenmore SpotLite Spot Cleaner
3.8
Tool changes were mostly simple, with an easy release button in one review; another found the plastic cover hard at first but easier with practice.
Upholstery / Above-Floor Pickup
P1
Product 1: BISSELL Big Green Professional Carpet...
4.6
Above-floor and upholstery cleaning were considered useful and at least slightly above average, helped by the hose and tough stain/stair tool.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.2
Upholstery and above-floor cleaning were positive across couches, kitty furniture, car seats, and vehicle upholstery.
Versatility
P1
Product 1: BISSELL Big Green Professional Carpet...
4.5
Versatility was praised for hose, attachments, above-floor uses, and multi-surface capability, though spot cleaning was only slightly above average in one test.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Versatility was positive across carpets, upholstery, car interiors, hard-to-reach spots, and area rugs.
Water tank
P1
Product 1: BISSELL Big Green Professional Carpet...
5.0
Water-tank performance was repeatedly praised for large capacity, removable/refill-friendly design, and long coverage between refills.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.4
Tank capacity was generally praised for allowing larger jobs and continuous cleaning, though one stain-heavy test used nearly the whole tank.
Weight
P1
Product 1: BISSELL Big Green Professional Carpet...
2.0
Weight was the clearest repeated drawback: reviewers consistently called the machine heavy, large, or difficult for stairs and some users.
P2
Product 2: Kenmore SpotLite Spot Cleaner
4.5
Weight was praised by reviewers who called it among the lightest options or easy to carry even with water.