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Little Green Pet Pro vs Little Green HydroSteam

Published September 15, 2026

The Little Green Pet Pro is a simpler, suction-focused spot cleaner that several creators praised for strong suction and easy operation. The Little Green HydroSteam adds steam to the mix and reviewers found it more effective on old or stubborn stains, though it costs more and is bulkier.

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Specifications

SpecificationLittle Green Pet Pro Portable Carpet CleanerLittle Green HydroSteam Portable Carpet Cleaner
ColorGreenBlack and Copper Harbor
StyleLittle Green ProLittle Green HydroSteam
Capacity8 ounces4 pounds
Model number39093618
Power sourceCordedCorded
Item highlightIncludes crevice tool, pet hair removal & self-cleaning tough stain tool; car/auto detailing capabilityHydroSteam technology combines hot water and steam; multi-purpose upholstery & car/auto detailing
Included componentsLittle Green ProHydroSteam Portable Carpet Cleaner

Performance

Alder & Jade Reviews said the Pet Pro has the best suction of any Bissell cleaner they've used, and PureWow and Mike Healy Product Reviews both called its suction strong or powerful. The HydroSteam earned similar praise, with Just A Dad Approved directly comparing the two and finding they have the same amount of suction. Where the HydroSteam pulled ahead was on tough stains: Just A Dad Approved and Everything Home both reported it cleaned faster and more completely than steam-free machines on old or stubborn messes. IMJOSHV noted a downside on the HydroSteam, saying water injection spits out liquid before steam kicks in and the hose could be longer.

Ease of use

Both machines scored well here. Just A Dad Approved found the Pet Pro simple to operate, with fill lines and a built-in hose-cleaning tool making setup easy. The HydroSteam was similarly praised: Stitzer Review said it doesn't take much brainpower to use, and Cleaning Machines liked that tool attachments come apart easily for cleanup. The sources we analyzed don't establish a clear difference on this.

Design

The Pet Pro's design drew mixed reactions. Just A Dad Approved liked the carrying handle but worried the dirty water tank lid isn't locked in place if it tips, and The French Glow flagged that the clean water tank lid can pop open and spill water. The HydroSteam fared better: IMJOSHV liked its hard-edged look and cord storage with a retaining lip. Overall, creator sentiment leans more favorably toward the HydroSteam's design.

Value

PureWow felt the Pet Pro wastes cleaning solution because a bottle only stretches to a few uses, a clear value knock. The HydroSteam got more positive value commentary: IMJOSHV called it phenomenal for the price given the steam feature. But Just A Dad Approved was less sure, questioning whether the HydroSteam's roughly $100 premium over a Shark competitor is worth it, and Everything Home suggested a non-steam Bissell model is still a great value for everyday fresh messes.

Build quality

The French Glow praised the Pet Pro's heavy-duty plastic construction but noted its hose is less rugged than the older Little Green Pro's, and Just A Dad Approved thought the unit felt heavy. The HydroSteam's quality commentary was simpler: Stitzer Review pointed to Bissell's reputation as a trusted, top-selling brand as a mark in its favor. Neither product's evidence raises serious build-quality red flags, but the Pet Pro has more mixed signals here.

Noise

Noise opinions on the Pet Pro were split. The French Glow found it considerably quieter than the older Little Green Pro thanks to an acoustic shield, while PureWow described it as extremely loud. The HydroSteam had a cleaner positive result, with Just A Dad Approved saying it's quieter than the competing Shark StainStriker. Based on the evidence, the HydroSteam has a more consistent reputation for quieter operation.

Effectiveness

PureWow found the Pet Pro removed years-old water stains from a chair and worked well for pet accidents, and Mike Healy Product Reviews said it picked up nearly everything it touched. The HydroSteam's effectiveness reports were also strong: Cleaning Machines was impressed with its coffee-stain results, and Stitzer Review said its included solution handled stains effectively on a car mat. Everything Home added that on truly old or set-in stains, the HydroSteam outperformed a non-steam Bissell model, suggesting steam gives it an edge on tougher messes.

Who should choose the Little Green Pet Pro Portable Carpet Cleaner

Choose the Little Green Pet Pro Portable Carpet Cleaner if you want strong suction and simple, no-fuss operation for everyday spills, pet messes, and fresh stains without paying extra for steam.

Who should choose the Little Green HydroSteam Portable Carpet Cleaner

Choose the Little Green HydroSteam Portable Carpet Cleaner if you're dealing with old, set-in, or stubborn stains where reviewers found steam made a noticeable difference, and you don't mind the extra size and cost.

Final verdict

Both machines share similar suction and are easy to use, so the real decision point is the HydroSteam's steam function. Creators consistently found that feature helped on tough or aged stains, making it worth the higher cost for anyone who regularly fights old messes; otherwise the Pet Pro covers routine cleaning well on its own.

See it in action

Source: YouTube The French Glow · original
Source: YouTube Mike Healy Product Reviews · original
Source: YouTube Alder & Jade Reviews · original
Source: YouTube Just A Dad Approved · original
Source: YouTube PureWow · original
Source: YouTube Just A Dad Approved · original
Source: YouTube Cleaning Machines · original