iRobot Roomba 621 can clean all floor types, this is essential, as different rooms inside your home may have different types of flooring i.e. carpets. If a robot vacuum cleaner is advertised able to clean all types of floors, this means that the robot vacuum is capable to effectively clean several flooring materials without any limitations.
Roborock S7 Pro Ultra can also clean all floor types, which implies that it too is designed to be adaptable, providing best cleaning results on either hard floors or carpets commonly found in homes. The robot vacuum's ability to generate a map of its cleaning space is one of the commonly asked-for features. The map it creates allows the robot to "understand" the layout of the desired space.
This can be used for different situations, for example the iRobot Roomba 621 having the mapping feature can dedicate efficient cleaning in the mapped-out areas without accessing those that are not. The Roborock S7 Pro Ultra also has the mapping and navigation feature, navigation states how the robot vacuum moves around the space. Mapping and navigation often go hand in hand to help the vacuum navigate to the mapped-out areas to be cleaned ignoring those that aren't.
iRobot Roomba 621 has an obstacle sensor, this serves the purpose of detecting and identifying obstacles in the robot's route, allowing it to navigate around them and avoid collisions. Also, the Roborock S7 Pro Ultra 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 thus preventing damage to both the robot and its obstacles. The iRobot Roomba 621 has 3 cleaning modes, the number of cleaning modes supported by robot vacuums varies widely depending on the design of the robot vacuum.
The Roborock S7 Pro Ultra, having only 4
has more modes than the iRobot Roomba 621 with a difference of 1
Robot vacuum manufacturers offer different cleaning modes to provide users with flexibility and adaptability to different cleaning floors. The iRobot Roomba 621 has a period of 1 year, warranty periods typically range from 1 year to 2 years, but some higher-end models may offer longer warranties. Roborock S7 Pro Ultra, at 1 year
has the same warranty period as that of iRobot Roomba 621.
When thinking of buying 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 621 has washable filters, these are designed to capture dust, dirt, and fine particles during the cleaning process and can be easily removed and washed to keep up the vacuum's performance. Roborock S7 Pro Ultra comes with washable filters, the advantage of washable filters is that they reusable multiple times, reducing costs of replacing disposable filters, plus it's also good for the environment.
The iRobot Roomba 621's dustbin capacity is at 0.5L, dustbin capacity indicates how much dust, debris, and pet hair the vacuum can hold before it can be emptied. The Roborock S7 Pro Ultra, at 0.4L
carries less dirt than the iRobot Roomba 621 by only 0.1L
The dustbin capacity varies widely among different robot vacuum models, and the capcity you choose should be based on your cleaning needs and the size of the area you want to clean. Different floor types require a robot vacuum to be at a given ground clearance so as to optimize performance.
The iRobot Roomba 621 adjusts its height to match this demand, for example, it may raise itself slightly when moving to a carpet to enable 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 Roborock S7 Pro Ultra with sophiscated sensor technology and adaptability. This feature is essential for maintaining cleaning performance across various floor types, including carpets, rugs, hardwood floors, and tiles.
iRobot Roomba 621 weighs 4.3kg, robot vacuums are generally designed to be lightweight and compact to easily get around and portability. The Roborock S7 Pro Ultra, at 4.7kg
weighs more than the iRobot Roomba 621 by 0.4kg. It's advisable to take in consideration the weight of the vacuum when choosing a model, and that's if you plan to carry it up and down stairs
iRobot Roomba 621 has a width of 340mm, aslo known as its cleaning path width, is the width of the area that it can effectively clean in one go.
The width of a robot vacuum is key as it can affect its efficiency and the time it takes to clean a space
The Roborock S7 Pro Ultra, at 350mm
measures more in width than the iRobot Roomba 621 with a difference of 10mm. A wider cleaning path can cover more ground in a single pass, reducing the time it takes to clean a room. iRobot Roomba 621's height measures 92mm, here you are looking at the measurement from the bottom to its highest point.
Height is a key consideration, especially if you have furniture with low clearance in your home. Roborock S7 Pro Ultra, at 97mm
measures more in height than the iRobot Roomba 621 by 5mm. 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 battery power of a robot vacuum cleaner is important as it determines how long the vacuum can operate on a single charge. Battery capacity is measured in milliampere-hours (mAh), iRobot Roomba 621's battery power is 4,500mAh
Roborock S7 Pro Ultra, at mAh5,200
has more battery power than the iRobot Roomba 621 with a difference of
A bigger capacity implies longer battery life which can be of advantage if you have a large space or if you prefer the robot vacuum to complete cleaning cycles without frequent interruptions to recharge. The operating time of the iRobot Roomba 621 refers to the time the vacuum can clean continuously on a single battery charge before it needs to be recharged.
iRobot Roomba 621's operating time is 1.5h
The Roborock S7 Pro Ultra, at 3h
lasts more than the iRobot Roomba 621 by 1.5h
Always plan cleaning cycles around the vacuum's operating time to maximize efficiency and prevent "incomplete work" between charge intervals. iRobot Roomba 621 has a charge time of 3h, 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. Roborock S7 Pro Ultra, at 4h
charges for longer than the iRobot Roomba 621 by 1h.
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 begins its next cleaning cycle. The operating power consumption of a robot vacuum cleaner refers to the amount of electrical power the vacuum uses while it's actively cleaning your home. iRobot Roomba 621 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.
Roborock S7 Pro Ultra, at 74W
consumes more power than the iRobot Roomba 621 with a difference of 41W. Lower power consumption is more energy-efficient and cost-effective over time, however it may also affect cleaning performance, especially on carpets. An overheating indicator in a robot vacuum serves several important purposes, making it a very important safety feature.
It helps protect the iRobot Roomba 621 from damage by sensing when key components, such as the motor or battery, are operating at temperatures that are dangerous. This feature is designed to automatically turn off the vacuum after it has completed a cleaning cycle or when specific conditions occur. iRobot Roomba 621 has an auto-off feature, which is useful for energy efficiency and battery preservation.
Also, Roborock S7 Pro Ultra 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 621 has a dirt sensor, these are designed to detect the availability of dirt, dust, or debris in the area being cleaned and based on their readings adjust the vacuum's cleaning behavior during operation. Problem area cleaning allows you to command a robot vacuum to focus on cleaning a specific spot in your home, the iRobot Roomba 621 supports this, which can be really useful for dealing with particular area messes or busy areas.
Roborock S7 Pro Ultra also supports this feature, the problem area cleaning feature is a better way to deal with specific area messes or high-traffic areas without running a full cleaning cycle for your entire home. iRobot Roomba 621 has carpet detection, which allows the vacuum to detect and adjust to all kinds of floor surfaces, to be specific recognizing when it moves from hard floors like hardwood to carpeted areas. This feature in robot vacuum cleaners is designed to reduce the likelihood of the robot vacuum getting stuck while cleaning.
Robot vacuums such as the iRobot Roomba 621 are equipped with various sensors and technologies to move around obstacles and avoid getting trapped, however the effectiveness of this feature varies among different models. Both the Roborock S7 Pro Ultra and iRobot Roomba 621 have the "anti-stuck" feature, however clearing clutter, ensuring proper cable management, and creating clear paths for the vacuums helps to further eliminate the chances of getting stuck during cleaning. iRobot Roomba 621 has a route mapping feature that enables it to generate a map of your home and schedule efficient cleaning routes.
This mapping capability improves the vacuum's ability to work effectively and systematically. Route mapping is a valuable feature as it enables robot vacuums such as the Roborock S7 Pro Ultra to adapt to the layout of your space to clean more efficiently and minimize the chance of missing certain spots. Auto-docking is a feature that indicates the vacuum's ability to return to its docking station when certain conditions are met such as getting work done, battery running low, or any malfunction.
Both Roborock S7 Pro Ultra and iRobot Roomba 621 support this feature, considered a convenient feature because it ensures that the robot vacuum keeps its charge and readiness for cleaning without requiring manual intervention. Modern robot vacuum cleaners such as iRobot Roomba 621 come equipped with an "anti-fall" feature. This feature is intended to prevent 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 Roborock S7 Pro Ultra is key in preventing accidents and protecting 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 621 has this convenient feature, which allows you to set certain days or times of day for the robot vacuum to automatically start working.
This feature in robot vacuums is particularly useful in maintaining a consistently clean home with little or no manual intervention. Roborock S7 Pro Ultra too can be scheduled.
