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iRobot

iRobot Roomba Combo j9+ Self-Emptying & Auto-Fill Robot Vacuum & Mop – Multi-Functional Base Refills Bin and Empties Itself, Vacuums and Mops Without Needing to Avoid Carpets, Avoids Obstacles​

2.8
Based on 643 reviews
Real-World Testing
30 days of real-world testing

Technical Specifications

Complete product details

Brand
iRobot
Model Name
Roomba Combo j9+
Special Feature
Obstacle Avoidance, Pet Hair Pick Up, Scheduling, Selective Room Cleaning, Self-Emptying, Self-Refilling, Simultaneous Vacuuming & Mopping, Smart Mapping
Color
Moose
Product Dimensions
13.3"L x 13.3"W x 3.4"H
Included Components
1 Extra Dirt Disposal Bag, 1 Extra Edge-Sweeping Brush, 1 Microfiber Mopping Pad, Clean Base Auto-Fill Dock, Filter, Line Cord, Roomba Combo j9 Robot Vacuum and Mop
Filter Type
Cartridge
Battery Life
120 minutes
Power Source
Battery Powered
Are Batteries Included
Yes
Control Method
App, Voice
Compatible Devices
Amazon Echo
Form Factor
Robotic
Global Trade Identification Number
00885155040602
UPC
885155040602
Item Weight
8.98 pounds
Manufacturer
iRobot
ASIN
B0C415HQPX
Item model number
C975020
Batteries
1 Lithium Ion batteries required. (included)
Customer Reviews
2.8 2.8 out of 5 stars 643 ratings 2.8 out of 5 stars
Best Sellers Rank
#489,906 in Home & Kitchen (See Top 100 in Home & Kitchen) #368 in Robotic Vacuums
Batteries required
Yes
Special Feature
Obstacle Avoidance, Pet Hair Pick Up, Scheduling, Selective Room Cleaning, Self-Emptying, Self-Refilling, Simultaneous Vacuuming & Mopping, Smart Mapping See more

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About the Author

Expert analysis by Adrian Colehart

Adrian Colehart

Adrian Colehart

Expert Reviewer

Senior Editor

Adrian leads PC and peripheral testing for Review Atlas, turning benchmark data into clear buying advice. A former systems integrator, he has built hundreds of custom rigs and still maintains a mini-lab for keyboards, SSDs, and docks. He obsesses over thermals, acoustics, and driver stability. At Review Atlas, Adrian pairs rigorous methodology with plain-English comparisons so readers choose confidently, from budget laptops to workstation-class desktops.

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How We Tested This Product

Our rigorous, independent testing process

Testing Period
30 days
Tested By
Adrian Colehart

Our Testing Process

  • We purchase all products at full retail price to ensure unbiased testing
  • Products are tested in real-world conditions matching everyday use
  • Our experts conduct both objective measurements and subjective evaluations
  • Reviews are regularly updated as new products enter the market
  • Tested according to our Household Vacuum Cleaners testing methodology
Last updated: November 17, 2025
Independently tested and reviewed