iRobot Roomba 105 Vac + AutoEmpty vs Shark AI Ultra

Last updated: October 26, 2026

The Shark AI Ultra is the better robot vacuum overall, rated 4.1 to 3.6.

iRobot Roomba 105 Vac + AutoEmpty vs Shark AI Ultra

Prices were last checked October 26, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every vacuum only robot vacuum; a clear win is highlighted. How we rank explains each one.

Factor weightShark AI UltraiRobot Roomba 105 Vac + AutoEmpty
Overall rating4.1/53.6/5
Cleaning 33%68 not yet tested; estimated from 4 tested Shark robots and the median of the 70 tested robots29 measured 82% of sand from carpet, 29% of pet hair, some hair tangled (0.8)
Value 28%63 $28063 $279
Dock 22%100 Self-empties the bin100 Self-empties the bin
Navigation 17%65 LiDAR65 LiDAR

Independent tests

Shark AI Ultra

No independent test published yet.

iRobot Roomba 105 Vac + AutoEmpty

Tested byCarpet deep cleanPet hairHair tangle (0 = none)Area per chargeConditions
Vacuum Wars82%29%0.8754 sq ftEmbedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped).

Specifications

Shark AI UltraiRobot Roomba 105 Vac + AutoEmpty
Vacuum
Main brushself-cleaning brushrollmulti-surface bristle brush
Mopping
MopNoneNone
Dock
DockSelf-emptySelf-empty
Self-emptiesYesYes
Navigation & app
NavigationLiDARLiDAR
Obstacle avoidanceLiDAR-based object detectionObject sensing (sensor type not given)
Voice assistantsAlexa, Google AssistantAlexa, Siri, Google Assistant
Build
Height-4.1 in (104 mm)
Retracting LiDAR-No
Run timeUp to 2 h-
Weight-6.2 lb (2.8 kg)
Warranty1 year-
Released2021-122025-03

All robot vacuum comparisons →