iRobot Roomba 621 cleans all floor types, this comes in handy, as different rooms within a home may have various types of flooring i.e. carpets. If a robot vacuum is stated able to clean all types of floors, this means that the robot vacuum is capable to effectively clean most flooring materials without much limitations.
Roborock S7 Pro Ultra aslo cleans all floor types, this means that it too is built to be versatile, giving best cleaning performance on either hard floors or carpets commonly found in homes. A robot vacuum's ability to generate a map of its cleaning area is one of the commonly asked-for features. The map it creates allows the robot to "understand" the layout of the desired space.
Mapping and navigation can be used for several purposes, for example the iRobot Roomba 621 having the mapping feature can dedicate efficient cleaning in the mapped-out areas keeping out of those that are not. The Roborock S7 Pro Ultra also has the mapping and navigation feature, navigation involves how the robot vacuum moves around the space. Mapping and navigation often go hand in hand to help the vacuum move to the mapped-out spaces to be cleaned leaving out those that aren't.
iRobot Roomba 621 has an obstacle sensor, such a sensor serves the purpose of detecting and identifying objects in the robot's route, this allwos 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 and avoiding damage to both the robot and its obstacles. The iRobot Roomba 621 has 3 cleaning modes, the number of cleaning modes supported by robot vacuum cleaners can vary 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 by 1
Robot vacuum manufacturers offer different cleaning modes to provide users with flexibility and adaptability to various cleaning surfaces. iRobot Roomba 621 has a period of 1 year, this typically range from 1 year to 2 years, but some higher-end models may give longer warranty periods. The Roborock S7 Pro Ultra, at 1 year
has the same warranty period as that of iRobot Roomba 621.
When considering a robot vacuum cleaner, it's essential to read and understand the warranty terms and conditions, as well as any limitations or exclusions that may apply. The 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 cleaned to maintain the vacuum's performance. Roborock S7 Pro Ultra comes with washable filters, the good thing about washable filters is that they can be cleaned and reused multiple times, reducing the ongoing cost of replacing disposable filters, plus it's also good environmentally.
The iRobot Roomba 621's dustbin capacity is at 0.5L, dustbin capacity determines how much dust, dirt, and pet hair the robot vacuum can hold before it needs to 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 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. 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 requirement, 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 better sensor technology and adaptability. This feature is essential for maintaining cleaning performance across various floor types, including carpets, rugs, hardwood floors, and tiles.
The iRobot Roomba 621 weighs 4.3kg, robot vacuums are commonly 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 important 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, often referred to as its cleaning path width, refers to the width of the area that the robot vacuum 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, shortening 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 an important consideration, especially if you have furniture with limited 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, ensure 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 a crucial factor that 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
The Roborock S7 Pro Ultra, at mAh5,200
has more battery power than the iRobot Roomba 621 with a difference of
A bigger capacity usually means longer battery life which can be beneficial if you have a large space or if you would like the robot vacuum to complete cleaning cycles without frequent interruptions to recharge. The operating time of a robot vacuum cleaner refers to the amount of time the vacuum can clean continuously on a single battery charge before it needs to return to its charging dock for recharging.
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 with a difference of 1h.
Charge time is an important factor to consider when choosing a robot vacuum, since 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.
The Roborock S7 Pro Ultra, at 74W
consumes more power than the iRobot Roomba 621 by 41W. Lower power consumption can be more energy-efficient and cost-effective over time, but it may also affect cleaning performance, especially on carpets. An overheating indicator in a robot vacuum serves many key purposes, making it a very important safety feature.
It helps protect the iRobot Roomba 621 from damage by detecting when key components, such as the motor or battery, are operating at temperatures that could cause harm. This feature is designed to automatically turn off the vacuum after it has completed an operation or when certain 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 operations. iRobot Roomba 621 has a dirt sensor, these are designed to detect the concentration of dirt, dust, or debris in the room being cleaned and based on their readings adjust the vacuum's cleaning behavior during operation. Problem area cleaning enables you to program a robot vacuum to focus on cleaning a particular spot in your space, the iRobot Roomba 621 supports this, which can be particularly useful for dealing with particular area messes or high-traffic 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 busy areas without running a full cleaning cycle for your entire space. iRobot Roomba 621 has carpet detection, which allows the vacuum to detect and adapt to all kinds of floor surfaces, to be specific recognizing when it transitions from hard floors like tile to areas with carpets. This feature in robot vacuum cleaners is intended to eliminate the likelihood of the robot vacuum becoming stuck during cleaning.
Robot vacuums such as the iRobot Roomba 621 are equipped with various sensors and technologies to navigate around obstacles and avoid getting stuck, but the effectiveness of this feature can vary among different models. Both the Roborock S7 Pro Ultra and iRobot Roomba 621 have the "anti-stuck" feature, but clearing clutter, ensuring proper cable management, and creating clear paths for the vacuums can help further reduce the chances of becoming stuck during cleaning. iRobot Roomba 621 has a route mapping feature that enables it to create a map of your home and plan efficient cleaning routes.
This mapping capability improves the vacuum's ability to work effectively and systematically. Route mapping is an important feature as it enables robot vacuums such as the Roborock S7 Pro Ultra to adapt to the layout of your space to work more efficiently and reduce the possibility of missing certain spots. Auto-docking is a feature in robot vacuum cleaners that refers to the vacuum's ability to autonomously return to its docking station when certain conditions are met such as done with cleaning, battery running low, or any malfunction.
Both Roborock S7 Pro Ultra and iRobot Roomba 621 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 621 come having an "anti-fall" feature. This feature is intended 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 Roborock S7 Pro Ultra is essential in avoiding accidents and protecting 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. iRobot Roomba 621 has this convenient feature, which enables you to set specific 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 allows scheduling.
