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Why is iRobot Roomba Max 705 better that iRobot Roomba j9+?

Main Features parametrs

(How do we count?)
  • 1
    Cleaning Area
    sq. ft. (0 points) info vs 2150sq. ft. (43 points) info
  • 2
    Dustbin Capacity
    378ml (49 points) info vs 400ml (52 points) info
  • 3
    Estimated empty time
    75days (50 points) info vs 60days (40 points) info
  • 4
    Noise Level
    dB (0 points) info vs 63dB (85 points) info
  • 5
    Suction Power
    13000Pa (59 points) info vs 5000Pa (23 points) info

price comparison

Product name
Price
Marketplace
Seller and Condition
iRobot Roomba Max 705
Price
599.99$899.99$$
Marketplace
amazon
Seller and Condition
AmazonNew
line
vs
iRobot Roomba j9+
Price
559.99$899$$
Marketplace
amazon
Seller and Condition
AmazonNew
iRobot Roomba Max 705
Price
545.09$
Marketplace
amazon
Seller and Condition
3rd PartyUsed
line
vs
iRobot Roomba j9+
Price
330.86$
Marketplace
amazon
Seller and Condition
3rd PartyUsed
iRobot Roomba Max 705
Price
539.1$
Marketplace
amazon
Seller and Condition
3rd PartyUsed
line
vs
iRobot Roomba j9+
Price
319.95$
Marketplace
amazon
Seller and Condition
3rd PartyUsed
iRobot Roomba Max 705
Price
899.99$
Marketplace
amazon
Seller and Condition
3rd PartyNew
line
vs
iRobot Roomba j9+
Price
899$
Marketplace
amazon
Seller and Condition
3rd PartyNew
iRobot Roomba Max 705
Price
599$
Marketplace
amazon
Seller and Condition
3rd PartyNew
line
vs
iRobot Roomba j9+
Price
511.5$
Marketplace
amazon
Seller and Condition
3rd PartyNew

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Average Price per Month

The chart displays prices for each month.

Data for the chart is sourced from public sources.

iRobot Roomba Max 705

AmazonNew
NOW! 599.99$899.99$

iRobot Roomba Max 705

3rd PartyUsed
NOW! 545.09$

iRobot Roomba Max 705

3rd PartyUsed
NOW! 539.1$

iRobot Roomba Max 705

3rd PartyNew
NOW! 899.99$

iRobot Roomba Max 705

3rd PartyNew
NOW! 599$
line
vs

iRobot Roomba j9+

AmazonNew
NOW! 559.99$899$

iRobot Roomba j9+

3rd PartyNew
NOW! 899$

iRobot Roomba j9+

3rd PartyNew
NOW! 511.5$

iRobot Roomba j9+

3rd PartyUsed
NOW! 330.86$

iRobot Roomba j9+

3rd PartyUsed
NOW! 319.95$

User reviews

iRobot Roomba Max 705
iRobot Roomba j9+

No reviews yet

Be the first. Use your experience to help others in the community make a decision.

No reviews yet

Be the first. Use your experience to help others in the community make a decision.

Main Features

info

Suction Power

13000 Pa
5000 Pa
info

Cleaning Area

Unknown sq. ft.
2150 sq. ft.
info

Noise Level

Unknown dB
63 dB
info

Dustbin Capacity

378 ml
400 ml
info

Estimated empty time

75 days
60 days
info

Dustbin Capacity (Dock)

Unknown l
3.2 l
info

Water Tank Capacity

Unknown ml
Unknown ml
info

Clean Water Tank (Dock)

Unknown l
Unknown l
info

Anti-Allergen System

iRobot Roomba Max 705
iRobot Roomba j9+
info

Auto Dirt Disposal

iRobot Roomba Max 705
iRobot Roomba j9+
info

Multi-floor Mapping

iRobot Roomba Max 705
iRobot Roomba j9+
info

Edge Cleaning

iRobot Roomba Max 705
iRobot Roomba j9+
info

Real-Time Mapping

iRobot Roomba Max 705
iRobot Roomba j9+
info

Scheduled Cleaning

iRobot Roomba Max 705
iRobot Roomba j9+
info

Self-Emptying Base

iRobot Roomba Max 705
iRobot Roomba j9+
info

Surface Recommendation

Carpet, Hard Surfaces
Hardwood, Tile, Stone, Carpet, Wood
info

Voice Control

iRobot Roomba Max 705
iRobot Roomba j9+
info

Wet/Dry Cleaning

Dry
Dry
info

Type of charging station

Auto-Empty Dock
Basic Charging Station, Auto-Empty Dock
info

Brand

iRobot
Unknown.
info

Dirt Water Tank (Dock)

Unknown l
Unknown l

Cleaning System

info

Anti-Tangle Technology

iRobot Roomba Max 705
iRobot Roomba j9+
info

Mopping Functionality

iRobot Roomba Max 705
iRobot Roomba j9+
info

Carpet Boost

iRobot Roomba Max 705
iRobot Roomba j9+
info

Brushroll

iRobot Roomba Max 705
iRobot Roomba j9+
info

Auto Hot Water Mop Washing

Unknown ℉
Unknown ℉
info

Auto Refilling

iRobot Roomba Max 705
iRobot Roomba j9+
info

Auto-lifting Mop

Unknown mm
Unknown mm
info

Downward Pressure

Unknown N
Unknown N
info

Main Brush

Dual rubber roller brushes
Unknown.
info

Number of mopping pads

Unknown
Unknown
info

Rotating Mop

Unknown RPM
Unknown RPM
info

Self Washing and Drying

Not Support
Unknown.

Navigation systems

info

Navigation System

PreciSense LiDAR
iAdapt®
info

Cliff/Drop Sensors

iRobot Roomba Max 705
iRobot Roomba j9+
info

Dirt Detection Sensors

iRobot Roomba Max 705
iRobot Roomba j9+
info

Multi-Room Cleaning

iRobot Roomba Max 705
iRobot Roomba j9+
info

Floor Type Detection

iRobot Roomba Max 705
iRobot Roomba j9+
info

Obstacle Detection Sensors

iRobot Roomba Max 705
iRobot Roomba j9+
info

Room Mapping Capability

iRobot Roomba Max 705
iRobot Roomba j9+
info

Obstacle Avoidance

RGB Camera + LiDAR + ToF
Unknown.

Connectivity & Control

info

Cleaning History

iRobot Roomba Max 705
iRobot Roomba j9+
info

Compatible with Alexa

iRobot Roomba Max 705
iRobot Roomba j9+
info

Compatible with Google Assistant

iRobot Roomba Max 705
iRobot Roomba j9+
info

Real-Time Monitoring

iRobot Roomba Max 705
iRobot Roomba j9+
info

Mobile App

iRobot Roomba Max 705
iRobot Roomba j9+
info

Type Wi-Fi

2.4 GHz
2.4 GHz, 5 GHz
info

Zone Cleaning via App

iRobot Roomba Max 705
iRobot Roomba j9+
info

Wi-Fi

iRobot Roomba Max 705
iRobot Roomba j9+
info

Auto-Return to Base

iRobot Roomba Max 705
iRobot Roomba j9+
info

No-Go Zones

iRobot Roomba Max 705
iRobot Roomba j9+
info

Smart Watch Control

iRobot Roomba Max 705
iRobot Roomba j9+
info

Video Monitoring

iRobot Roomba Max 705
iRobot Roomba j9+

Battery

info

Max Runtime

210 min.
180 min.
info

Charging Time

240 h
3 h
info

Battery Capacity

Unknown mAh
4460 mAh
info

Auto Recharge & Resume

iRobot Roomba Max 705
iRobot Roomba j9+
info

Energy Efficiency Mode

iRobot Roomba Max 705
iRobot Roomba j9+
info

Removable Battery

iRobot Roomba Max 705
iRobot Roomba j9+

Dustbin & Filters

info

Dust Compression

iRobot Roomba Max 705
iRobot Roomba j9+
info

HEPA Filter

iRobot Roomba Max 705
iRobot Roomba j9+
info

Full Bin Indicator

iRobot Roomba Max 705
iRobot Roomba j9+
info

Odor Control

iRobot Roomba Max 705
iRobot Roomba j9+

Design

info

Length

14 ″
Unknown ″
info

Height

4.1 "
Unknown "
info

Width

13.8 "
Unknown "
info

Compactness

iRobot Roomba Max 705
iRobot Roomba j9+
info

Weight

7.5 lbs
Unknown lbs
info

Color Options

black
black
info

Display Screen

iRobot Roomba Max 705
iRobot Roomba j9+
info

Robot Dimension (L x W x H)

14.0 × 13.8 × 4.1
Unknown.
info

Station Dimension (L x W x H)

15.4 × 14.1 × 15.8
Unknown.

Key Similarities Between Models

  • iRobot Navigation: Both use iRobot’s PrecisionVision Navigation system to detect and avoid obstacles, pets, and small household items.
  • Dual Rubber Brushes: Both vacuums use the signature dual multi-surface rubber brushes, effective on both carpets and hard floors with minimal hair tangling.
  • Recharge and Resume: They can automatically return to their base to recharge and continue cleaning where they left off, ensuring full home coverage.
  • Smart Mapping: Both models support Imprint Smart Mapping, allowing users to set custom zones, cleaning schedules, and no-go areas via the iRobot Home app.
  • Voice Assistant Support: Both are compatible with Alexa and Google Assistant for hands-free cleaning activation and control.
  • Pet-Friendly Design: Their rubber brushes and powerful suction systems are designed to efficiently remove pet hair from various surfaces.

Key Differences Between Roomba Max 705 and J9+

  • Suction Power: The Roomba J9 features enhanced suction power over the Max 705, making it more efficient on high-pile carpets and deep cleaning tasks.
  • Dock Type: The J9 is compatible with the Clean Base Auto-Empty Dock, while the Max 705 uses a standard charging dock without self-emptying functionality.
  • Obstacle Avoidance: The J9 includes more refined AI-based hazard detection, including the ability to avoid pet waste and cables more effectively.
  • Battery Life: Roomba J9 offers longer runtime per charge compared to the Max 705, making it better suited for larger homes.
  • Software Experience: The J9 supports more advanced features in the iRobot app, including Dirt Detective, which prioritizes dirtier areas first.

Conclusion

The iRobot Roomba Max 705 and Roomba J9 both deliver efficient and reliable cleaning for modern homes, especially for pet owners and users seeking smart features.

While the Max 705 offers great core functionality with solid navigation and reliable performance, the Roomba J9 takes things further with stronger suction, smarter object detection, and compatibility with the Auto-Empty Clean Base.

If you’re looking for a budget-friendly option that still provides smart mapping and voice control, the Max 705 delivers good value. However, users with larger homes, pets, or demanding cleaning needs will benefit more from the Roomba J9’s advanced features and automation.

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