iRobot Roomba i7 vs Roomba 981

Which Robot Vacuum Is Better?

Products

iRobot Roomba i7
iRobot Roomba 981

Tested using Methodology v1.0

Updated Jun 04, 2025 09:50 PM

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Amazon.com

Tested using Methodology v0.7

Updated Jun 10, 2025 01:59 PM

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Amazon.com

Our Verdict

iRobot Roomba i7

iRobot Roomba 981

The iRobot Roomba i7 and the iRobot Roomba 981 have different strengths, but the 981 is better for most uses. The 981 has a much better performance on bare floors, longer battery life, and more automation features. On the other hand, the i7 delivers better performance on carpets and can automatically empty its dirt compartment into a larger container built into its charging dock.

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Variants

  • Roomba i7+ (Black)
  • Roomba i7 (Black)
  • Roomba 981 (Black)
  • Roomba 980 (Black)

Check Price

Black
Roomba i7+
SEE PRICE
Amazon.com
Black
Roomba 981
SEE PRICE
Amazon.com
Black
Roomba i7
SEE PRICE
Amazon.com
Black
Roomba 980
SEE PRICE
Amazon.com
 
Night Blue
Roomba 981
Amazon.com
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Main Differences for
Multi-Surface Household

Threshold 

0.10

Multi-Surface Household 
 

0.0
N/A
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Full Comparison

Design

Build Quality 
 

N/A
N/A

Vacuum Type 
 

Locked

Build Quality Picture  

iRobot Roomba i7 Build Quality Picture Sample

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Build Quality 
 

N/A
N/A

Build Quality Picture  

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iRobot Roomba 981 Build Quality Picture Sample

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Vacuum & Mop Combo 
 

Locked
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User Maintenance 
 

N/A
N/A

Maintenance Picture  

iRobot Roomba i7 Maintenance Picture Sample

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iRobot Roomba 981 Maintenance Picture Sample

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Brushroll Cleaning Video  

iRobot Roomba i7 Brushroll Cleaning Video Sample

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Recurring Cost 
 

N/A
N/A

Recurring Cost Picture  

iRobot Roomba i7 Recurring Cost Picture Sample

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Bag Part Number  

Locked
Locked

Filter Part Number  

Locked
Locked

HEPA Filter Part Number  

Locked
Locked
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Storing 
 

N/A
N/A

Storing Picture  

iRobot Roomba i7 Storing Picture Sample

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iRobot Roomba 981 Storing Picture Sample

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Height 
 

Lock" (Lock cm)

Width 
 

Lock" (Lock cm)

Depth 
 

Lock" (Lock cm)

Cord Storing 
 

Locked

On-Board Tool Storage 
 

Locked

Vacuum Rack/Station 
 

Locked
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Dimensions 
 

Robot Vacuum Dimensions  

iRobot Roomba i7 Robot Vacuum Dimensions Sample

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iRobot Roomba 981 Robot Vacuum Dimensions Sample

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Robot Vacuum Height  

Lock cm (Lock")

Robot Vacuum Width  

Lock cm (Lock")

Robot Vacuum Depth  

Lock cm (Lock")

Docking Station Dimensions  

iRobot Roomba i7 Docking Station Dimensions Sample

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iRobot Roomba 981 Docking Station Dimensions Sample

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Docking Station Height  

Lock cm (Lock")

Docking Station Width  

Lock cm (Lock")

Docking Station Depth  

Lock cm (Lock")
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Dirt Compartment 
 

N/A
N/A

Dirt Compartment Picture  

iRobot Roomba i7 Dirt Compartment Picture Sample

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iRobot Roomba 981 Dirt Compartment Picture Sample

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Bagless 
 

Locked

Volume 
 

Lock gal (Lock L)

Full Indicator 
 

Locked

Bag Included 
 

Locked
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Internal Dirt Compartment 
 

N/A
N/A

Dirt Compartment Photo  

iRobot Roomba i7 Dirt Compartment Photo Sample

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Dirt Compartment Capacity 
 

Lock L

Full Indicator 
 

Locked
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Station Maintenance Capabilities 
 

N/A
N/A

Station Photo  

iRobot Roomba i7 Station Photo Sample

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iRobot Roomba 981 Station Photo Sample

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Auto Empty 
 

Locked

Bagless Station 
 

Locked

Dirt Compartment Capacity 
 

Lock L

Automatic Tank Refill 
 

Locked

Mop Washing 
 

Locked

Mop Drying 
 

Locked
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In The Box 
 

In The Box Picture  

iRobot Roomba i7 In The Box Picture Sample

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iRobot Roomba 981 In The Box Picture Sample

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Range 
 

N/A
N/A

Cordless 
 

Locked

Cord Length 
 

N/A

Hose Length 
 

N/A

Minimum Wand Length 
 

N/A

Maximum Wand Length 
 

N/A

Total Range 
 

N/A
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Portability 
 

N/A
N/A

Total Weight 
 

Lock lbs (Lock kg)

Weight In Hand 
 

Lock lbs (Lock kg)

Carrying handle 
 

Locked
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Battery 
 

N/A
N/A

Minimum Battery Life 
 

Lock min
Lock min

Maximum Battery Life 
 

Lock min
Lock min

Recharge Time 
 

Lock min
Lock min

Recharge Dock 
 

Locked

Battery Life Indicator 
 

Locked

Removable Batteries 
 

Locked
Locked
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Quality-Of-Life Features 
 

Picture Of Controls  

iRobot Roomba i7 Picture Of Controls Sample

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iRobot Roomba 981 Picture Of Controls Sample

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Power Adjustment 
 

Locked
Locked

Easy On/Off 
 

Locked
Locked

Surface Type Adjustment 
 

Locked

Rotating Head 
 

Locked

Self-Propelled 
 

Locked

Headlights 
 

Locked

Head Surface Type Adjustment 
 

Locked
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Brushroll And Tools 
 

Brushroll And Tools Photo  

iRobot Roomba i7 Brushroll And Tools Photo Sample

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iRobot Roomba 981 Brushroll And Tools Photo Sample

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Brushroll Setup 
 

Locked

Brushroll Type 
 

Locked

Side Brush Setup 
 

Locked

Side Brush Type 
 

Locked

Tools And Brushes 
 

Tools And Brush Picture  

iRobot Roomba i7 Tools And Brush Picture Sample

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iRobot Roomba 981 Tools And Brush Picture Sample

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Brushroll 
 

Locked

Brushroll On/Off 
 

Locked

Removable Brushroll 
 

Locked

Turbo Brush 
 

Locked

Crevice Tool 
 

Locked

Upholstery Tool 
 

Locked

Soft Bristle Brush 
 

Locked

Hard Bristle Brush 
 

Locked

Extension Wand 
 

Locked

Ceiling Fan Tool 
 

Locked

Pet Grooming Tool 
 

Locked
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Alternative Configuration 
 

Alternative Configuration Photo 1  

iRobot Roomba i7 Alternative Configuration Photo 1 Sample

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iRobot Roomba 981 Alternative Configuration Photo 1 Sample

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Alternative Configuration Photo 2  

iRobot Roomba i7 Alternative Configuration Photo 2 Sample

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iRobot Roomba 981 Alternative Configuration Photo 2 Sample

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Blower Mode 
 

Locked
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Performance

Bare Floor Performance (Hardwood, Laminate, Tiles) 
 

N/A
N/A

Setting Used  

Locked

Bare Floor Large Debris Graph  

iRobot Roomba i7 Bare Floor Large Debris Graph Sample

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iRobot Roomba 981 Bare Floor Large Debris Graph Sample

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Large Debris at 0 gal (0L)  

Lock%

Large Debris at 0.07 gal (0.25L)  

Lock%

Large Debris at 0.2 gal (0.75L)  

N/A

Large Debris at 0.4 gal (1.5L)  

N/A

Large Debris at 0.8 gal (3L)  

N/A

Large Debris at 1.6 gal (6L)  

N/A

Bare Floor Small Debris Graph  

iRobot Roomba i7 Bare Floor Small Debris Graph Sample

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iRobot Roomba 981 Bare Floor Small Debris Graph Sample

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Small Debris at 0 gal (0L)  

Lock%

Small Debris at 0.07 gal (0.25L)  

Lock%

Small Debris at 0.2 gal (0.75L)  

N/A

Small Debris at 0.4 gal (1.5L)  

N/A

Small Debris at 0.8 gal (3L)  

N/A

Small Debris at 1.6 gal (6L)  

N/A
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Hard Floor Pickup 
 

N/A
N/A

Hard Floor Pickup Video  

iRobot Roomba i7 Hard Floor Pickup Video Sample

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iRobot Roomba 981 Hard Floor Pickup Video Sample

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Hard Floor Pickup Post Test  

iRobot Roomba i7 Hard Floor Pickup Post Test Sample

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iRobot Roomba 981 Hard Floor Pickup Post Test Sample

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Low-Pile Carpet Performance 
 

N/A
N/A

Setting Used  

Locked

Low Carpet Large Debris Graph  

iRobot Roomba i7 Low Carpet Large Debris Graph Sample

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iRobot Roomba 981 Low Carpet Large Debris Graph Sample

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Large Debris at 0 gal (0L)  

Lock%

Large Debris at 0.07 gal (0.25L)  

Lock%

Large Debris at 0.2 gal (0.75L)  

N/A

Large Debris at 0.4 gal (1.5L)  

N/A

Large Debris at 0.8 gal (3L)  

N/A

Large Debris at 1.6 gal (6L)  

N/A

Low Carpet Small Debris Graph  

iRobot Roomba i7 Low Carpet Small Debris Graph Sample

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iRobot Roomba 981 Low Carpet Small Debris Graph Sample

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Small Debris at 0 gal (0L)  

Lock%

Small Debris at 0.07 gal (0.25L)  

Lock%

Small Debris at 0.2 gal (0.75L)  

N/A

Small Debris at 0.4 gal (1.5L)  

N/A

Small Debris at 0.8 gal (3L)  

N/A

Small Debris at 1.6 gal (6L)  

N/A
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High-Pile Carpet Pickup 
 

N/A
N/A

High-Pile Carpet Pickup Video  

iRobot Roomba i7 High-Pile Carpet Pickup Video Sample

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iRobot Roomba 981 High-Pile Carpet Pickup Video Sample

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High-Pile Carpet Pickup Post Test  

iRobot Roomba i7 High-Pile Carpet Pickup Post Test Sample

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iRobot Roomba 981 High-Pile Carpet Pickup Post Test Sample

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High-Pile Carpet Performance 
 

N/A
N/A

Setting Used  

Locked

High Carpet Large Debris Graph  

iRobot Roomba i7 High Carpet Large Debris Graph Sample

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iRobot Roomba 981 High Carpet Large Debris Graph Sample

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Large Debris at 0 gal (0L)  

Lock%

Large Debris at 0.07 gal (0.25L)  

Lock%

Large Debris at 0.2 gal (0.75L)  

N/A

Large Debris at 0.4 gal (1.5L)  

N/A

Large Debris at 0.8 gal (3L)  

N/A

Large Debris at 1.6 gal (6L)  

N/A

High Carpet Small Debris Graph  

iRobot Roomba i7 High Carpet Small Debris Graph Sample

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iRobot Roomba 981 High Carpet Small Debris Graph Sample

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Small Debris at 0 gal (0L)  

Lock%

Small Debris at 0.07 gal (0.25L)  

Lock%

Small Debris at 0.2 gal (0.75L)  

N/A

Small Debris at 0.4 gal (1.5L)  

N/A

Small Debris at 0.8 gal (3L)  

N/A

Small Debris at 1.6 gal (6L)  

N/A
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Low-Pile Carpet Pickup 
 

N/A
N/A

Low-Pile Carpet Pickup Video  

iRobot Roomba i7 Low-Pile Carpet Pickup Video Sample

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iRobot Roomba 981 Low-Pile Carpet Pickup Video Sample

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Low-Pile Carpet Pickup Post Test  

iRobot Roomba i7 Low-Pile Carpet Pickup Post Test Sample

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iRobot Roomba 981 Low-Pile Carpet Pickup Post Test Sample

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Pet Hair Floor Performance 
 

N/A
N/A

Pet Hair Graph  

iRobot Roomba i7 Pet Hair Graph Sample

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iRobot Roomba 981 Pet Hair Graph Sample

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Bare Floor 
 

Lock%

Low-Pile Carpet 
 

Lock%

High-Pile Carpet 
 

Lock%
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Pet Hair Pickup 
 

N/A
N/A

Pet Hair Pickup Video  

iRobot Roomba i7 Pet Hair Pickup Video Sample

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iRobot Roomba 981 Pet Hair Pickup Video Sample

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Pet Hair Pickup Post Test  

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iRobot Roomba 981 Pet Hair Pickup Post Test Sample

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Suction 
 

N/A
N/A

Suction Video  

iRobot Roomba i7 Suction Video Sample

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iRobot Roomba 981 Suction Video Sample

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Maximum Hose Suction 
 

N/A

Maximum Head Suction 
 

Lock inH₂O (Lock kPa)

Normal Head Suction 
 

Lock inH₂O (Lock kPa)

Setting Used For Normal  

Locked

Hose Diameter 
 

N/A
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Airflow 
 

N/A
N/A

Maximum Airflow Video  

iRobot Roomba i7 Maximum Airflow Video Sample

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iRobot Roomba 981 Maximum Airflow Video Sample

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Maximum Head Airflow 
 

Lock CFM (Lock m³/min)
Lock CFM (Lock m³/min)
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Noise 
 

N/A
N/A

Noise Video 
 

iRobot Roomba i7 Noise Video Sample

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iRobot Roomba 981 Noise Video Sample

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Bare Floor 
 

Lock dBA
Lock dBA

Low-Pile Carpet 
 

Lock dBA
Lock dBA
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Household Adaptability 
 

N/A
N/A

Household Adaptability  

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Pet Hair Furniture Performance 
 

N/A
N/A

Sofa Pickup Video  

iRobot Roomba i7 Sofa Pickup Video Sample

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iRobot Roomba 981 Sofa Pickup Video Sample

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Sofa Pickup Post Test  

iRobot Roomba i7 Sofa Pickup Post Test Sample

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Obstacle Avoidance 
 

N/A
N/A

Obstacle Avoidance Technology 
 

Locked

Object Recognition 
 

Locked

Obstacle Video  

iRobot Roomba i7 Obstacle Video Sample

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Bare Floor: Avoidance Rate 
 

Lock%

Bare Floor: Intervention Rate 
 

Lock%

Carpet: Avoidance Rate 
 

Lock%

Carpet: Intervention Rate 
 

Lock%

Always Avoided Pet Waste 
 

Locked

Height Clearance 
 

N/A
N/A

Height Clearance Video  

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iRobot Roomba 981 Height Clearance Video Sample

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Lowest Height Cleared 
 

Locked

Threshold Clearance 
 

N/A
N/A

Low Threshold Video  

iRobot Roomba i7 Low Threshold Video Sample

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iRobot Roomba 981 Low Threshold Video Sample

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High Threshold Video  

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iRobot Roomba 981 High Threshold Video Sample

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Max Threshold Height 
 

Lock cm (Lock")

Air Quality 
 

Sealing Quality Video  

iRobot Roomba i7 Sealing Quality Video Sample

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iRobot Roomba 981 Sealing Quality Video Sample

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Anti-Allergy Filter (HEPA) 
 

Locked
Locked
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Cracks 
 

N/A
N/A

Cracks Video  

iRobot Roomba i7 Cracks Video Sample

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iRobot Roomba 981 Cracks Video Sample

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Wood Cracks Post Test  

iRobot Roomba i7 Wood Cracks Post Test Sample

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iRobot Roomba 981 Wood Cracks Post Test Sample

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Stains 
 

N/A
N/A

Stain Video  

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iRobot Roomba 981 Stain Video Sample

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Stain Pickup Post Test  

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iRobot Roomba 981 Stain Pickup Post Test Sample

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Water 
 

N/A
N/A

Wet Compatible 
 

Locked
Locked

Water Video  

iRobot Roomba i7 Water Video Sample

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iRobot Roomba 981 Water Video Sample

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Water Pickup Post Test  

iRobot Roomba i7 Water Pickup Post Test Sample

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Show Text 
Automation

Physical Automation 
 

N/A
N/A

Recharge And Resume 
 

Locked

Automatic Recharging 
 

Locked

Automatic Bag Emptying 
 

Locked

Pathing Algorithm 
 

Locked
Locked

Physical Boundary Markers 
 

Locked
Locked

Scheduled Start Buttons 
 

Locked
Locked

Cycle Control Buttons 
 

Locked
Locked

Navigation Control Buttons 
 

Locked
Locked
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Companion App Automation 
 

N/A
N/A

Companion App Screen Grabs  

iRobot Roomba i7 Companion App Screen Grabs Sample

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iRobot Roomba 981 Companion App Screen Grabs Sample

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App Name 
 

Locked
Locked

Software Boundary Markers (No-Go Zones) 
 

Locked
Locked

App Scheduled Start 
 

Locked
Locked

App Cycle Control 
 

Locked
Locked

Navigation Control Within App 
 

Locked
Locked

iOS Availability 
 

Locked

Android Availability 
 

Locked
Show Text 
To Be Deleted

Check Price

Black
Roomba i7+
SEE PRICE
Amazon.com
Black
Roomba 981
SEE PRICE
Amazon.com
Black
Roomba i7
SEE PRICE
Amazon.com
Black
Roomba 980
SEE PRICE
Amazon.com
 
Night Blue
Roomba 981
Amazon.com

iRobot Roomba i7

iRobot Roomba 981

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  1. Comparison

iRobot Roomba i7 vs iRobot Roomba 981: Main Discussion

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