Overall Score 6.4
Overall Score 6.4
Category | Features | iRobot Roomba j7 | iRobot Roomba 621 |
---|---|---|---|
COMMONLY ASKED FOR FEATURES | can clean all floor types | ✗ | ✓ |
has mapping and navigation | ✓ | ✓ | |
has an obstacle sensor | ✓ | ✓ | |
supports no-go zones | ✓ | ✗ | |
works with alexa | ✓ | ✗ | |
compatible with google assistant | ✓ | ✗ | |
number of cleaning modes | 3only | 3only | |
warranty period | 1year | 1year | |
DESIGN FEATURES | has included washable filters | ✗ | ✓ |
dustbin capacity | 0.6L | 0.5L | |
automatically adjusts its height | ✗ | ✓ | |
indicates when full | ✓ | ✗ | |
weight | 3.4kg | 4.3kg | |
width | 340mm | 340mm | |
height | 90mm | 92mm | |
CLEANING PERFORMANCE AND POWER FEATURES | battery power | ✗ | 4,500mAh |
operating time | 1.4h | 1.5h | |
charge time | 6h | 3h | |
operating power consumption | ✗ | 33W | |
has overheating indicator | ✗ | ✓ | |
has auto-off | ✓ | ✓ | |
has dirt sensor | ✓ | ✓ | |
OTHER FEATURES | is self-emptying | ✓ | ✗ |
has problem area cleaning | ✗ | ✓ | |
has carpet detection | ✗ | ✓ | |
support a mobile application | ✓ | ✗ | |
doesn't get stuck | ✓ | ✓ | |
supports virtual barriers | ✓ | ✗ | |
has route mapping | ✓ | ✓ | |
supports auto docking | ✓ | ✓ | |
has anti-fall sensor | ✓ | ✓ | |
can be scheduled | ✓ | ✓ | |
supports wi-fi | ✓ | ✗ | |
See Price on Amazon | See Price on Amazon |
A vacuum's ability to generate a digital map of its cleaning space is one of the commonly asked-for features. This map allows the robot to "understand" the layout of the space. Mapping and navigation can be used for several purposes, e.g.
the iRobot Roomba j7 having the mapping feature can dedicate efficient cleaning in the mapped-out areas keeping out of those that are not. The iRobot Roomba 621 also has the mapping and navigation feature, navigation involves how the robot vacuum moves around the cleaning area. Mapping and navigation often go hand in hand to help the vacuum navigate to the mapped-out spaces to be cleaned leaving out those that aren't.
iRobot Roomba j7 has an obstacle sensor, this serves the purpose of detecting and identifying obstacles in the robot's way, this allwos it to navigate around them thus avoiding collisions. Also, the iRobot Roomba 621 has this sensor, obstacle sensors work together to provide the robot vacuum with a comprehensive understanding of its surroundings, enabling it to navigate around furniture, walls, and other objects when cleaning a room and preventing damage to both the robot and its obstacles. No-go zones is a feature found on many robot vacuum cleaners and the iRobot Roomba j7 supports this feature.
These zones are basicaaly digital boundaries or restricted spaces that you can set up to prevent the robot from accessing specific areas or rooms during its cleaning cycle. Most modern robot vacuum cleaners such as the iRobot Roomba j7 are built to work with Amazon Alexa, which implies that they can be integrated with the Amazon Echo ecosystem and controlled using voice commands. The iRobot Roomba j7 is compatible with Google Assistant, enabling you to control it using voice commands through Google Home devices or the Google Assistant app found on smartphones and tablets.
The iRobot Roomba j7 has 3 cleaning modes, the number of cleaning modes supported by robot vacuum cleaners can vary widely depending on the make and model of the robot vacuum. The iRobot Roomba 621, having only 3 has the same number of cleaning modes as the iRobot Roomba j7 Robot vacuum manufacturers offer different cleaning modes to provide users with flexibility and adaptability to different cleaning challenges. iRobot Roomba j7 has a period of 1 year, this typically range from 1 - 2 years, but some higher-end brands may offer longer warranty periods.
iRobot Roomba 621, at 1 year has the same warranty period as that of iRobot Roomba j7. When considering a robot vacuum cleaner, it's important to read and understand the warranty terms and conditions, alongside any limitations or exclusions that may apply. iRobot Roomba j7's dustbin capacity is at 0.6L, dustbin capacity indicates how much dust, dirt, and pet hair the vacuum can hold before it can be emptied.
The iRobot Roomba 621, at 0.5L carries less dirt than the iRobot Roomba j7 with a difference of only 0.1L The dustbin capacity can vary widely among robot vacuum models, and the size you choose should be based on your cleaning needs and the size of the area you want to clean. Many robot vacuum cleaners are equipped with sensors and indicators to alert users when the dustbin is full and needs to be emptied. iRobot Roomba j7 supports this feature, which prevents the robot vacuum from getting clogged which means performance will be maintained as soon as the bin is emptied.
iRobot Roomba j7 weighs 3.4kg, robot vacuums are generally designed to be lightweight and compact for easy maneuverability and carrying around. The iRobot Roomba 621, at 4.3kg weighs more than the iRobot Roomba j7 by 0.9kg. It's advisable to take in consideration the weight of the vacuum when selecting a model, especially if you plan to carry it up and down stairs iRobot Roomba j7 has a width of 340mm, aslo known as its cleaning path width, is 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 room The iRobot Roomba 621, at 340mm has the same width as that of iRobot Roomba j7. A wider cleaning path can cover more ground in a single pass, reducing the time it takes to clean a room. iRobot Roomba j7's height measures 90mm, here you are considering the measurement from the bottom of the robot vacuum to its highest point.
Height is an important consideration, especially if you have furniture with low clearance in your home. iRobot Roomba 621, at 92mm measures more in height than the iRobot Roomba j7 with a difference of 2mm. When choosing 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.
The operating time of a robot vacuum cleaner refers to the time the vacuum can clean continuously on a single charge before it needs to be recharged. iRobot Roomba j7's operating time is 1.4h The iRobot Roomba 621, at 1.5h lasts more than the iRobot Roomba j7 with a difference of 0.1h Always plan cleaning cycles around the vacuum's operating time to maximize efficiency and prevent "incomplete work" between charge intervals. iRobot Roomba j7 has a charge time of 6h, 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.
iRobot Roomba 621, at 3h spends lesser time charging than the iRobot Roomba j7 with a difference of only 3h. Charge time is an important factor to consider when choosing a robot vacuum, as it determines how long you'll need to wait before the vacuum is ready for its next cleaning cycle. Auto-off is a feature designed to automatically turn off the vacuum after it has completed an operation or when specific conditions occur.
iRobot Roomba j7 has an auto-off feature, which is useful for energy efficiency and battery preservation. Also, iRobot Roomba 621 has this feature, overall, the auto-off feature in a robot vacuum is a key addition that in a way promotes energy efficiency, prolongs the vacuum's lifespan, enhances safety, and adds convenience to the cleaning process. iRobot Roomba j7 has a dirt sensor, dirt sensors are designed to detect the concentration of dirt, dust, or debris in the area being cleaned and based on their readings adjust the vacuum's cleaning behavior during operation.
You may want to consider buying either the iRobot Roomba 621 or iRobot Roomba j7 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 room. Self-emptying robot vacuum cleaners like the iRobot Roomba j7, are advanced robot vacuum models that have the ease of use feature to empty their dustbins automatically. iRobot Roomba j7 supports a smartphone app, that allows you to control and monitor the vacuum without getting to it physically but through your smartphone or tablet.
This feature in robot vacuum cleaners is designed to eliminate the chance of the robot vacuum becoming trapped while cleaning. Robot vacuums such as the iRobot Roomba j7 are equipped with various sensors and technologies to navigate around obstacles and avoid getting trapped, however the effectiveness of this feature can vary among different models. Both the iRobot Roomba 621 and iRobot Roomba j7 have the "anti-stuck" feature, however clearing clutter, ensuring proper cable management, and creating clear paths for the vacuums can help further eliminate the chances of getting stuck during cleaning.
Virtual barriers are set up and controlled via the robot vacuum's mobile app, similar to no-go zones, these barriers are designed to enable you control and restrict where the robot vacuum can and cannot go during cleaning. iRobot Roomba j7 has a route mapping feature which enables it to create a map of your home 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 makes it possible for robot vacuums such as the iRobot Roomba 621 to adapt to the layout of your space to clean more efficiently and minimize the possibility of missing certain spots. Auto-docking is a feature in robot vacuum cleaners that indicates the vacuum's ability to return to its docking station when certain conditions are met such as done with cleaning, battery running low, or any malfunction. Both iRobot Roomba 621 and iRobot Roomba j7 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.
Most robot vacuum cleaners such as iRobot Roomba j7 come equipped with an "cliff detection" feature. This feature is designed to save the robot vacuum from falling off stairs, ledges, or other elevated surfaces, hence its safety while cleaning. This safety feature that is also available on the iRobot Roomba 621 is essential in avoiding accidents and keeping the robot vacuum from damage.
It gives you peace of mind knowing that the vacuum will not fall off a ledge during its cleaning cycle. iRobot Roomba j7 has this convenient feature, which enables you to set specific days or times of day for the robot vacuum to start cleaning your home. This feature in robot vacuums is particularly useful in keeping a consistently clean space with little or no manual intervention.
iRobot Roomba 621 too allows scheduling. iRobot Roomba j7 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.