Robot Vacuums · Head to head

Shark AI Ultra AV2501AE vs Shark Navigator RV2120AE

Full Robot Vacuums comparison in 2026

Updated September 2026
Data from Amazon and official Shark site.
2026 verdict
In 2026, the recommendation leans toward Shark Navigator RV2120AE over Shark AI Ultra AV2501AE, driven by price.
Its biggest wins come from price, and its broader overall balance adds more confidence to the verdict. Shark AI Ultra AV2501AE is still relevant if you care most about its specific feature mix, but Shark Navigator RV2120AE is the stronger recommendation overall. For most setups, Shark Navigator RV2120AE is the smarter buy.
Price alerts

Robot Vacuum prices change while you decide

We check the price of every Robot Vacuum in the catalog daily and email you the drops, whichever one you pick.

Your subscription could not be saved. Please try again.
Your subscription has been successful.

Smart home deals and news, straight to your inbox

Price drops, new releases and the smart home news worth knowing.

No spam. Unsubscribe in one click.

FeatureShark AI Ultra AV2501AEShark Navigator RV2120AEWinner
Price$441.55$379.95Shark Navigator RV2120AE
Rating4.04.0Tie
Warranty1 year1 yearTie
Battery Life120 minutes120 minutesTie
Auto RechargeYESYESTie
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
IntegrationsGoogle Home, Alexa, Home AssistantGoogle Home, Alexa, Home AssistantTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie
Obstacle DetectionYESYESTie
Cliff DetectionYESYESTie
Multi-Room MappingYESYESTie
No-Go ZonesYESYESTie

Frequently Asked Questions

Which is better overall: Shark AI Ultra AV2501AE or Shark Navigator RV2120AE?

Shark Navigator RV2120AE has the stronger overall profile in this comparison, especially for price.

What is the biggest difference between Shark AI Ultra AV2501AE and Shark Navigator RV2120AE?

Price is one of the clearest differences: Shark AI Ultra AV2501AE lists $441.55, while Shark Navigator RV2120AE lists $379.95.

Which one looks better on price?

Shark AI Ultra AV2501AE is listed at $441.55, while Shark Navigator RV2120AE is listed at $379.95. Shark Navigator RV2120AE (better spec).

Who should buy Shark AI Ultra AV2501AE?

Choose Shark AI Ultra AV2501AE if your priority is its specific strengths and that matters more than price.

Who should buy Shark Navigator RV2120AE?

Choose Shark Navigator RV2120AE if your priority is price and that matters more than the competing advantages.

Full comparison table

Compare all 151 Robot Vacuums side by side

You are looking at two of them. The full table lines up all Robot Vacuums in the catalog with the same specs, so you can filter by what you need and sort by price or rating.

  • 151 Robot Vacuums
  • 46 specs compared
  • 41 filters
Open the full comparison
More Robot Vacuums

Top Robot Vacuums to compare next

151 robot vacuums from 12 brands compared: Roborock, Dreame, Ecovacs, iRobot and more. Suction, navigation, mopping, self-emptying docks and prices.

All Robot Vacuums
Shark

More Shark products

A sharper look at other Shark products worth comparing.

Explore Shark