Bissell Little Green Pro Portable Deep Cleaner 3909B

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Product guide

Bissell Little Green Pro Portable Deep Cleaner 3909B

Deep: The Bissell Little Green Pro 3909B is a portable cleaner intended for spot cleaning carpets, upholstery and vehicle interiors. Its self-cleaning stain tool and listed accessory kit suit pet messes and targeted jobs, while the supplied details do not confirm the tank capacity clearly.

At a glance

Designed for targeted cleaning on carpet, upholstery, auto interiors and pet beds.
A one-touch tool and hose cleanout is claimed to remove residue, debris and pet hair after use.
The manufacturer describes suction as its strongest sealed suction among leading portable deep cleaners, based on ASTM F558 sealed suction at the hose.
The feature list claims an extra-large clean and dirty tank design for longer sessions, but the supplied capacity detail is inconsistent with that claim.

Price

$149.99Save 25%

Reference price: ~~$199.99~~

Price checked: Nov 13, 2026

View offer Ahead of Black FridayExplore the selection

Often bought together

BISSELL Professional Spot & Stain OXY Formula, 32oz, 2038C | StainProtect Technology, Earth-Friendly & Pet Safe, Eliminates Odours, For Little Green & SpotClean Machines

$24.99

BISSELL Pet Spot & Stain OXY Formula, 32oz, 2034C | Removes Urine, Vomit & Odours, Earth-Friendly Formula, For Little Green & SpotClean Machines, Safe on Carpet & Auto

$17.57

Pros and cons

Pros

Portable format is suited to spot-cleaning furniture, car interiors and other small areas without using a full-size carpet washer.
The listed self-cleaning tough-stain tool aims to simplify clearing residue after cleaning.
The feature list specifies pet-hair and spraying crevice tools alongside a trial-size pet stain formula.

Technical specifications

9 specifications

Identity
Brand	Bissell
Model	BISSELL Little Green Pro Portable Carpet Cleaner, 3909B
Style	Little Green Pro Portable Carpet Cleaner
Colour	Titanium With Dark Grass Accents

Power and battery
Power configuration	[UN]

Dimensions and installation
Weight listed	5.9 kg

Other listed details
Capacity listed	237 ml
Warranty description	3 Year Limited
Country of origin	China

What to know before buying

Listing details to confirm

The listing is internally inconsistent: it calls the clean and dirty tanks extra-large and suitable for extended or multi-room sessions, yet the capacity detail says 237 ml. The power source is listed as [UN], so the power configuration is unconfirmed. Verify tank capacity and power details for the selected listing before purchase.

What’s in the box

BISSELL Little Green Pro Portable Carpet Cleaner, 3909BIncluded
Self-Cleaning Tough Stain ToolCheck selected pack
Pet Hair Removal ToolCheck selected pack
Spraying Crevice ToolCheck selected pack
8 oz trial-size PET PRO OXY Spot & Stain formulaCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

Pet owners wanting a portable cleaner for spot treatments on carpet, upholstery or pet beds.
Drivers looking for a tool-based cleaner for targeted vehicle-interior work.
Buyers who value a tool cleanout feature and multiple listed cleaning attachments.

Less suited to

Buyers who need a clearly specified tank capacity before planning extended or whole-room cleaning sessions.
Anyone seeking a confirmed power configuration from the supplied listing details.

Bissell Little Green Pro Portable Deep Cleaner 3909B · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 112 ratings

5 stars80%80%
4 stars10%10%
3 stars8%8%
2 stars0%0%
1 star2%2%

Customer feedback describes the cleaner as effective, with positive reports about suction and power. The tank is described both as holding a good amount for cleaning and as moderate in capacity. That may matter for larger jobs, especially because the listing's separate capacity figure conflicts with its extra-large-tank claim. Overall ratings skew positive, but they do not establish results for any specific task.

Positive themes

Customer feedback describes cleaning effectiveness positively.
The supplied feedback summary praises suction and power.
Customers are described as viewing the water tank as adequate for cleaning.

Mixed feedback

Tank capacity is viewed positively as useful for cleaning, but also described as moderate.

Frequently asked questions

What surfaces is the Little Green Pro 3909B intended to clean?

The manufacturer describes it for carpet, upholstery, auto interiors and pet beds.

Does it include tools and cleaning formula?

The feature list claims a self-cleaning tough-stain tool, pet-hair removal tool, spraying crevice tool and an 8 oz trial-size PET PRO OXY formula. The explicit included-components field lists only the cleaner, so check the selected listing to confirm the kit.

How much liquid can its tanks hold?

The listing details state 237 ml, but a separate feature claim calls the clean and dirty tanks extra-large. These details conflict, so the capacity should be confirmed before buying.

What do customer ratings and feedback indicate?

The aggregate rating is favourable overall, and the supplied feedback summary describes effective cleaning, good suction and power, with a positive view of tank capacity alongside a description of it as moderate. Ratings alone do not establish performance for a particular stain or job.