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Last updated September 2026

Shark PowerDetect ThermaCharged RV2920XE

185F mop washing, whole-home coverage on one charge and strong pet-hair results, undercut by docking failures and mop water problems on a minority of units.

4.3
288 ratings

4.3 vs the 4.1 average of 147 robot vacuums we track

38% OFF
$1199.99
$749.99
As an Amazon Associate I earn from qualifying purchases
Launch Year: 2025

Model: RV2920XE

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Our review

Shark PowerDetect ThermaCharged Review: Heated Mopping That Owners Rate Highly

The verdict

The ThermaCharged is Shark's most advanced robot, adding high-heat mop pad washing and drying to the PowerDetect platform. Owners are notably more positive here than on other Shark robots: parents running it nightly for a crawling baby, pet households seeing floors they no longer mop by hand, and reviewers praising quiet operation, accurate mapping and carpet and hardwood detection. The recurring failures are getting back to the dock reliably, the mop self-cleaning falsely reporting an obstruction, and water dispensing stopping altogether on some units within a few months. When it behaves, owners describe it as their best purchase.

Best for
  • Pet owners and families with young children
  • Wood and tile floors
  • Buyers who want heated mop washing
  • Whole-home single-charge cleaning

Pros

  • 185F heated mop washing and drying at the base
  • Covers a whole home on one charge when vacuuming only
  • Mopping on wood and tile praised as outstanding
  • Quiet with accurate mapping and floor-type detection
  • Water reservoir lasts around eight mopping runs

Cons

  • Frequent failures to leave or return to the dock
  • Mop self-cleaning falsely reports obstructions
  • Water dispensing stops entirely on some units within months
  • Instructions described as hard to follow
  • Mopping can smear rather than lift on some units

Who is the Shark PowerDetect ThermaCharged for?

This is the model to pick if mopping quality is the reason you are buying. The NeverTouch Pro base washes the mop pad with 185F water and dries it, which owners say makes the difference between a pad that cleans and one that smears. It also empties debris for up to 60 days and refills the tank. Six PowerDetect technologies adjust suction and behaviour by floor type, dirt and edges. Families with pets and small children are the most enthusiastic group in the reviews.

What buyers love

Whole-home coverage on a single charge is called out repeatedly, with owners noting it needs a recharge only if it vacuums and mops in the same run. Mopping on wood and tile is described as outstanding, and one household runs it sweeping on weekdays, mopping on Saturdays and resting on Sundays. Parents highlight running it every night once a baby started crawling. Reviewers praise how quiet it is, how accurately it maps, and that it detects carpet versus hardwood and handles spot cleaning correctly. The water reservoir stretches to around eight mopping runs.

Where it falls short

Docking is the most common fault: owners report the robot frequently failing to leave or return to the dock, needing to be placed back manually. The mop self-cleaning cycle reporting an obstruction that does not exist is another repeated complaint, requiring intervention to restart. More seriously, some units stop dispensing water for the mop entirely within a few months, and one owner found after two weeks that the mopping was moving dirt around rather than lifting it. Instructions are described as hard to follow.

Living with it day to day

The base handles emptying, refilling, hot washing and drying, so intervention is limited when things work. Owners recommend separate vacuum and mop schedules rather than combining them in one run, to avoid the mid-clean recharge. The water reservoir needs filling roughly every eight mopping runs and the dust bin lasts considerably longer. Alexa and Google Home voice control are supported.

Frequently asked questions

What does ThermaCharged add?

The base washes the mop pad with 185F hot water and dries it with heat, which owners say is the difference between a pad that cleans and one that pushes dirt around.

Can it clean a whole home on one charge?

Owners report yes when vacuuming only. Running vacuum and mop in the same pass typically needs a recharge partway through.

How often do I need to refill the water?

Owners report the reservoir lasting around eight mopping runs, with the dust bin needing attention far less often.

What are the most common faults?

Failing to leave or return to the dock, the mop self-cleaning cycle falsely reporting an obstruction, and in some cases water dispensing stopping entirely within a few months.

Is it good for pet hair?

Yes. Pet owners are among the most positive reviewers, several describing it as a must-own that keeps their house cleaner than it has ever been.

At a glance

Summary

Everything this robot vacuum supports, grouped by category.

Power
Auto Recharge
Connectivity
2.4 GHz WiFi
Integrations
Google HomeAlexaHome Assistant
Navigation
Obstacle DetectionCliff DetectionMulti-Room MappingNo-Go Zones
Suction & Performance
Carpet CleaningSide Brushes
Mopping
Mopping FunctionalityDetergent CompatibilityAuto Mop WashingAuto Mop DryingAuto Mop Lifting (For Carpet)
Features
Onboard Dustbin Capacity (379ml)Self-Emptying DustbinReal-Time Tracking in AppScheduling

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Company
Shark logo

Shark

4.0/ 5 avg ratingUSA flagHeadquartered in USA

Shark is the home cleaning brand of SharkNinja, best known for its robot vacuums and mops with self-emptying bases, home mapping and technologies such as PowerDetect and self-washing docks. Its lineup also covers upright, cordless and stick vacuums, steam mops, air purifiers and fans, plus hair care appliances. Shark robots are set up and managed through the SharkClean app and work with Amazon Alexa and Google Home for voice control.

Full specifications

Every spec, organized

Browse the full breakdown by category. Tap the on any row for what it means, or the for sources and documentation.

Size & Materials
Vacuum Dimensions

?

Vacuum Weight

?

Dock Dimensions

?

Dock-Weight

?

Power
Battery Life

180 minutes

Charging Time

4 hours

Auto Recharge

YES

Connectivity
2.4 GHz WiFi

YES

5 GHz WiFi

NO

Bluetooth

NO

Z-Wave

NO

Zigbee

NO

Thread Protocol

NO

Integrations
Google Home

YES

Alexa

YES

Apple HomeKit

NO

Samsung SmartThings

NO

Home Assistant

YES

Official Home Assistant Shark IQ integration, which polls the SharkClean cloud account

Matter

NO

Navigation
Navigation Type

Laser (LiDAR)

Obstacle Detection

YES

Cliff Detection

YES

Multi-Room Mapping

YES

No-Go Zones

YES

Suction & Performance
Suction Power

?

Carpet Cleaning

YES

Side Brushes

YES

Mopping
Mopping Functionality

YES

Water Tank Capacity

?

Detergent Compatibility

YES

Auto Detergent Dispenser

NO

Auto Mop Washing

YES

Auto Mop Drying

YES

Auto Mop Lifting (For Carpet)

YES

Features
Onboard Dustbin Capacity

379ml

Self-Emptying Dustbin

YES

Dock Dustbin Capacity

?

Noise Level

?

Real-Time Tracking in App

YES

Scheduling

YES

Child Lock

NO

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