Home Robot Vacuum Cleaners Irobot Roomba S9+ Vs. Irobot Roomba 671

Irobot Roomba S9+ Vs. Irobot Roomba 671 Review

6 minute read   Last updated on Mar 5, 2024
iRobot Roomba 671

iRobot Roomba 671

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Key features of the iRobot Roomba 671

Overall Score 5.4

  • Can Clean All Floor Types
  • Battery Power of 1800 mAh
VS
iRobot Roomba s9+

iRobot Roomba s9+

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Key features of the iRobot Roomba s9+

Overall Score 4.9

  • Can Clean All Floor Types
  • Battery Power of 3300 mAh
  • Is Self-Emptying

A summary by feature comparison

Category Features iRobot Roomba 671 iRobot Roomba s9+
COMMONLY ASKED FOR FEATURES can clean all floor types
has mapping and navigation
has an obstacle sensor
warranty period 1year
DESIGN FEATURES dustbin capacity 0.4L 0.4L
automatically adjusts its height
weight 2.3kg 3.7kg
width 340mm 311mm
height 90mm 89mm
CLEANING PERFORMANCE AND POWER FEATURES battery power 1,800mAh 3,300mAh
operating time 1.5h 1h
charge time 2h
operating power consumption 33W
has auto-off
can mop floor
has dirt sensor
OTHER FEATURES is self-emptying
support a mobile application
doesn't get stuck
supports virtual barriers
has route mapping
has voice prompts
supports auto docking
has anti-fall sensor
can be scheduled
supports wi-fi
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Let's look at each feature category in detail

Commonly Asked For Features

Can Clean All Floor Types

iRobot Roomba s9+ cleans all floor types, this is essential, as different rooms inside your home may have different types of flooring i.e. carpets. When a robot vacuum cleaner is said to be able to clean all types of floors, it means that the vacuum is capable to effectively clean flooring materials without any limitations.

iRobot Roomba 671 can also clean all floor types, meaning it is built to be adaptable, providing best cleaning results on either carpets or hard floors commonly found in homes.

Has Mapping And Navigation

The vacuum's ability to create a map of its cleaning space is one of the commonly asked-for features. This map allows the robot to keep a record of the layout of the space. Mapping and navigation can be used for several purposes, for example the iRobot Roomba s9+ having the mapping feature can provide efficient cleaning in the mapped-out areas without accessing those that are not.

Has An Obstacle Sensor

iRobot Roomba s9+ has an obstacle sensor, this serves the purpose of detecting and identifying objects in the robot's way, allowing it to navigate around them thus avoiding collisions.

Warranty Period

iRobot Roomba 671 has a period of 1 year, this typically range from 1 - 2 years, however some higher-end models may give longer warranties.

iRobot Roomba 671
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Design Features

Dustbin Capacity

The iRobot Roomba s9+'s dustbin capacity is at 0.4L, dustbin capacity indicates how much dust, dirt, and pet hair the robot vacuum holds before it can be emptied.

iRobot Roomba 671, at 0.4L has the same dustbin capacity as the iRobot Roomba s9+ The dustbin capacity can vary widely among robot vacuum models, and the size you choose should depend on your cleaning needs and the size of the area you want to clean.

Automatically Adjusts Its Height

Different floor types require a robot vacuum to be at a given ground clearance so as to optimize performance. The iRobot Roomba s9+ can adjust its height to match this demand, for example, it may raise itself slightly when moving to a carpet to allow for effective suction, and then lower itself on hard floors to make sure the brushes make good contact.

Automatic height adjustment is commonly found in mid-range to high-end robot vacuum models such as the iRobot Roomba 671 with better sensor technology and adaptability. This feature is essential for keeping up cleaning performance across various floor types, including carpets, rugs, hardwood floors, and tiles.

Weight

iRobot Roomba s9+ weighs 3.7kg, robot vacuums are commonly designed to be lightweight and compact to easily get around and portability.

iRobot Roomba 671, at 2.3kg is lighter than the iRobot Roomba s9+ by 1.4kg. It's advisable to consider the weight of the robot vacuum when getting a model, and that's if you plan to carry it up and down stairs

Width

iRobot Roomba s9+ has a width of 311mm, aslo known as its cleaning path width, refers to the width of the area that the robot vacuum can properly clean in a single pass. The width of a robot vacuum is key as it can affect its efficiency and the duration it takes to clean a space

iRobot Roomba 671, at 340mm measures more in width than the iRobot Roomba s9+ with a difference of 29mm. A wider cleaning path can cover more ground in a single pass, shortening the time it takes to clean a room.

Height

iRobot Roomba s9+'s height measures 89mm, here you are considering the measure from the bottom to its highest point. Height is an important consideration, especially if you have furniture with limited clearance in your home.

The iRobot Roomba 671, at 90mm measures more in height than the iRobot Roomba s9+ with a difference of 1mm. When selecting a robot vacuum, make sure that the robot vacuum can go under the furniture and navigate effectively in your living space without getting stuck or causing damage.

Cleaning Performance And Power Features

Battery Power

The battery power of a robot vacuum cleaner is a crucial factor that determines how long the vacuum can run on a single charge. It is typically measured in milliampere-hours (mAh), iRobot Roomba s9+'s battery power is 3,300mAh

iRobot Roomba 671, at mAh1,800 has less battery power than the iRobot Roomba s9+ by only A bigger capacity usually means longer battery life which can be beneficial if you have a large room or if you prefer the robot vacuum to complete cleaning cycles without frequent interruptions to recharge.

Operating Time

The operating time of the iRobot Roomba s9+ refers to the time the vacuum can clean continuously on a single battery charge before it needs to return to its charging dock for recharging. iRobot Roomba s9+'s operating time is 1h

The iRobot Roomba 671, at 1.5h lasts more than the iRobot Roomba s9+ by 0.5h Always plan cleaning cycles around the vacuum's operating time to maximize efficiency and prevent "incomplete work" between charge intervals.

Charge Time

iRobot Roomba 671 has a charge time of 2h, the charge time of a robot vacuum cleaner refers to the amount of time it takes for the vacuum's battery to recharge fully after it has been depleted during a cleaning cycle.

Operating Power Consumption

This is the amount of electrical power the vacuum uses while it's actively cleaning your home. iRobot Roomba 671 has a power consumption of 33W, power is measured in watts (W) and can vary among different robot vacuum models based on several consuption factors.

Has Auto-Off

This feature is designed to automatically turn off the vacuum after it has completed a cleaning cycle or when certain conditions occur. iRobot Roomba 671 has an auto-off feature, which is useful for energy efficiency and battery preservation.

Can Mop Floor

That's right, most modern robot vacuum cleaners have the capability to mop floors in addition to vacuuming. Such robot vacuums are often referred to as robot vacuum with mopping function models and iRobot Roomba 671 is one of those robot vacuums

Has Dirt Sensor

iRobot Roomba s9+ has a dirt sensor, dirt sensors are designed to detect the concentration of dirt, dust, or debris in the space being cleaned and can be used to adjust the vacuum's cleaning behavior during operation.

You may want to consider buying either the iRobot Roomba 671 or iRobot Roomba s9+ If you prefer the ability to automatically adjust the cleaning modes of the robot vacuum based on the level of dirt and debris in your space.

iRobot Roomba 671
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Other Features

Is Self-Emptying

Self-emptying robot vacuum cleaners like the iRobot Roomba s9+, are modern robot vacuum models that have a convenient feature to empty their dustbins automatically.

Support A Mobile Application

iRobot Roomba s9+ supports a smartphone app, through which you can control and monitor the vacuum without getting to it physically but through your smartphone or tablet.

Both the iRobot Roomba 671 and iRobot Roomba s9+ have mobile application support, mobile apps enhance your experience by providing convenience, and ease update of features and functionalities.

Doesn't Get Stuck

This feature in robot vacuum cleaners is designed to reduce the likelihood of the robot vacuum getting stuck during cleaning. Robot vacuums such as the iRobot Roomba s9+ are equipped with various sensors and technologies to move around obstacles and avoid getting trapped, but the effectiveness of this feature varies among different models.

Supports Virtual Barriers

These virtual barriers are typically set up and controlled through the robot vacuum's mobile app, similar to no-go zones, these barriers are designed to help you control and restrict where the robot vacuum can and cannot go while cleaning.

Has Route Mapping

iRobot Roomba s9+ has a route mapping feature that enables it to generate a map of your space and schedule efficient cleaning routes. This mapping capability enhances the vacuum's ability to clean effectively and systematically.

Route mapping is a valuable feature as it enables robot vacuums such as the iRobot Roomba 671 to adapt to the layout of your home to clean more efficiently and reduce the chance of missing certain spots.

Has Voice Prompts

Voice prompts are audible messages that the vacuum emits to give you alerts on the different states of the vacuum. iRobot Roomba s9+ supports this feature

The iRobot Roomba 671 also supports voice prompts, this feature is useful for you who prefer audible notifications or users who have visual impairments.

Supports Auto Docking

Auto-docking is a feature in robot vacuum cleaners that refers to the vacuum's ability to autonomously return to its docking station when predetermined conditions are met such as done with cleaning, battery running low, or any malfunction.

Both iRobot Roomba 671 and iRobot Roomba s9+ support this feature, considered a convenient feature because it makes sure that the robot vacuum keeps its charge and readiness for cleaning with little or no manual intervention.

Has Anti-Fall Sensor

Modern robot vacuum cleaners such as iRobot Roomba s9+ come having an "cliff detection" feature. This feature is intended to save the robot vacuum from falling off stairs, ledges, or other elevated surfaces, thus its safety during operation.

This safety feature that is also available on the iRobot Roomba 671 is key in preventing accidents and keeping the robot vacuum from damage. It gives you peace of mind by ensuring that the vacuum will not fall off a ledge during its cleaning cycle.

Can Be Scheduled

iRobot Roomba 671 has this convenient feature, which allows you to set certain days or times of day for the robot vacuum to start cleaning your space.

Supports Wi-Fi

iRobot Roomba 671 supports Wi-Fi, Wi-Fi-enabled robot vacuums offer several advantages and features, such as remote control, mobile app integration, voice assistant compatibility, and remote monitoring.

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