Robot Vacuums · Head to head

Shark PowerDetect Self-Empty vs Shark PowerDetect ThermaCharged RV2920XE

Full Robot Vacuums comparison in 2026

Updated August 2026
Data from Amazon and official Shark site.
2026 verdict
Shark PowerDetect ThermaCharged RV2920XE is the more complete option versus Shark PowerDetect Self-Empty in 2026, helped most by rating, warranty, and battery life. Its biggest wins come from rating, warranty, and battery life, and mopping functionality and auto mop washing add more confidence to the verdict. Pick Shark PowerDetect Self-Empty only when price is the deciding factor for your setup. For most setups, Shark PowerDetect ThermaCharged RV2920XE is the smarter buy.
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FeatureShark PowerDetect Self-EmptyShark PowerDetect ThermaCharged RV2920XEWinner
Price$549.99$749.99Shark PowerDetect Self-Empty
Rating4.24.3Shark PowerDetect ThermaCharged RV2920XE
Warranty1 year2 yearsShark PowerDetect ThermaCharged RV2920XE
Battery Life110 minutes180 minutesShark PowerDetect ThermaCharged RV2920XE
Mopping FunctionalityNOYESShark PowerDetect ThermaCharged RV2920XE
Auto Mop WashingNOYESShark PowerDetect ThermaCharged RV2920XE
Auto Mop DryingNOYESShark PowerDetect ThermaCharged RV2920XE
Onboard Dustbin Capacity189ml379mlShark PowerDetect ThermaCharged RV2920XE
Auto RechargeYESYESTie
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
IntegrationsGoogle Home, Alexa, Home AssistantGoogle Home, Alexa, Home AssistantTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie

Frequently Asked Questions

Which is better overall: Shark PowerDetect Self-Empty or Shark PowerDetect ThermaCharged RV2920XE?

Shark PowerDetect ThermaCharged RV2920XE has the stronger overall profile in this comparison, especially for rating, warranty, and battery life.

What is the biggest difference between Shark PowerDetect Self-Empty and Shark PowerDetect ThermaCharged RV2920XE?

Price is one of the clearest differences: Shark PowerDetect Self-Empty lists $549.99, while Shark PowerDetect ThermaCharged RV2920XE lists $749.99.

Which one looks better on price?

Shark PowerDetect Self-Empty is listed at $549.99, while Shark PowerDetect ThermaCharged RV2920XE is listed at $749.99. Shark PowerDetect Self-Empty (better spec).

Who should buy Shark PowerDetect Self-Empty?

Choose Shark PowerDetect Self-Empty if your priority is price and that matters more than rating.

Who should buy Shark PowerDetect ThermaCharged RV2920XE?

Choose Shark PowerDetect ThermaCharged RV2920XE if your priority is rating and warranty and that matters more than price.

Full comparison table

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